[Midnightbsd-cvs] src [7733] trunk/contrib/tzdata: merge tzdata 2016f

laffer1 at midnightbsd.org laffer1 at midnightbsd.org
Sun Aug 14 21:47:06 EDT 2016


Revision: 7733
          http://svnweb.midnightbsd.org/src/?rev=7733
Author:   laffer1
Date:     2016-08-14 21:47:05 -0400 (Sun, 14 Aug 2016)
Log Message:
-----------
merge tzdata 2016f

Modified Paths:
--------------
    trunk/contrib/tzdata/CONTRIBUTING
    trunk/contrib/tzdata/Makefile
    trunk/contrib/tzdata/NEWS
    trunk/contrib/tzdata/README
    trunk/contrib/tzdata/Theory
    trunk/contrib/tzdata/africa
    trunk/contrib/tzdata/antarctica
    trunk/contrib/tzdata/asia
    trunk/contrib/tzdata/australasia
    trunk/contrib/tzdata/backward
    trunk/contrib/tzdata/backzone
    trunk/contrib/tzdata/checktab.awk
    trunk/contrib/tzdata/europe
    trunk/contrib/tzdata/iso3166.tab
    trunk/contrib/tzdata/leap-seconds.list
    trunk/contrib/tzdata/leapseconds
    trunk/contrib/tzdata/leapseconds.awk
    trunk/contrib/tzdata/northamerica
    trunk/contrib/tzdata/southamerica
    trunk/contrib/tzdata/zone.tab
    trunk/contrib/tzdata/zone1970.tab

Added Paths:
-----------
    trunk/contrib/tzdata/LICENSE
    trunk/contrib/tzdata/checklinks.awk

Property Changed:
----------------
    trunk/contrib/tzdata/

Index: trunk/contrib/tzdata
===================================================================
--- trunk/contrib/tzdata	2016-08-15 01:45:23 UTC (rev 7732)
+++ trunk/contrib/tzdata	2016-08-15 01:47:05 UTC (rev 7733)

Property changes on: trunk/contrib/tzdata
___________________________________________________________________
Modified: svn:mergeinfo
## -1 +1 ##
-/vendor/tzdata/dist:6929-7023
\ No newline at end of property
+/vendor/tzdata/dist:6929-7732
\ No newline at end of property
Modified: trunk/contrib/tzdata/CONTRIBUTING
===================================================================
--- trunk/contrib/tzdata/CONTRIBUTING	2016-08-15 01:45:23 UTC (rev 7732)
+++ trunk/contrib/tzdata/CONTRIBUTING	2016-08-15 01:47:05 UTC (rev 7733)
@@ -67,3 +67,7 @@
 Please do not create issues or pull requests on GitHub, as the
 proper procedure for proposing and distributing patches is via
 email as illustrated above.
+
+-----
+
+This file is in the public domain.

Copied: trunk/contrib/tzdata/LICENSE (from rev 7732, vendor/tzdata/dist/LICENSE)
===================================================================
--- trunk/contrib/tzdata/LICENSE	                        (rev 0)
+++ trunk/contrib/tzdata/LICENSE	2016-08-15 01:47:05 UTC (rev 7733)
@@ -0,0 +1,4 @@
+With a few exceptions, all files in the tz code and data (including
+this one) are in the public domain.  The exceptions are tzcode's
+date.c, newstrftime.3, and strftime.c, which contain material derived
+from BSD and which use the BSD 3-clause license.

Modified: trunk/contrib/tzdata/Makefile
===================================================================
--- trunk/contrib/tzdata/Makefile	2016-08-15 01:45:23 UTC (rev 7732)
+++ trunk/contrib/tzdata/Makefile	2016-08-15 01:47:05 UTC (rev 7733)
@@ -5,7 +5,7 @@
 PACKAGE=	tzcode
 
 # Version numbers of the code and data distributions.
-VERSION=	2015d
+VERSION=	2016f
 
 # Email address for bug reports.
 BUGEMAIL=	tz at iana.org
@@ -84,14 +84,18 @@
 # below.  If you want both sets of data available, with leap seconds counted
 # normally, use
 #	REDO=		right_posix
-# below.  If you want just POSIX-compatible time values, but with
-# out-of-scope and often-wrong data from the file 'backzone', use
-#	REDO=		posix_packrat
-# POSIX mandates that leap seconds not be counted; for compatibility with it,
-# use "posix_only", "posix_right", or "posix_packrat".
+# below.  POSIX mandates that leap seconds not be counted; for compatibility
+# with it, use "posix_only" or "posix_right".
 
 REDO=		posix_right
 
+# If you want out-of-scope and often-wrong data from the file 'backzone', use
+#	PACKRATDATA=	backzone
+# To omit this data, use
+#	PACKRATDATA=
+
+PACKRATDATA=
+
 # Since "." may not be in PATH...
 
 YEARISTYPE=	./yearistype
@@ -102,7 +106,8 @@
 
 # Add the following to the end of the "CFLAGS=" line as needed.
 #  -DBIG_BANG=-9999999LL if the Big Bang occurred at time -9999999 (see zic.c)
-#  -DHAVE_ADJTIME=0 if 'adjtime' does not exist (SVR0?)
+#  -DHAVE_DECL_ASCTIME_R=0 if <time.h> does not declare asctime_r
+#  -DHAVE_DIRECT_H if mkdir needs <direct.h> (MS-Windows)
 #  -DHAVE_DOS_FILE_NAMES if file names have drive specifiers etc. (MS-DOS)
 #  -DHAVE_GETTEXT=1 if 'gettext' works (GNU, Linux, Solaris); also see LDLIBS
 #  -DHAVE_INCOMPATIBLE_CTIME_R=1 if your system's time.h declares
@@ -113,10 +118,8 @@
 #  -DHAVE_LOCALTIME_RZ=0 if you do not want zdump to use localtime_rz
 #	This defaults to 1 if a working localtime_rz seems to be available.
 #	localtime_rz can make zdump significantly faster, but is nonstandard.
-#  -DHAVE_SETTIMEOFDAY=0 if settimeofday does not exist (SVR0?)
-#  -DHAVE_SETTIMEOFDAY=1 if settimeofday has just 1 arg (SVR4)
-#  -DHAVE_SETTIMEOFDAY=2 if settimeofday uses 2nd arg (4.3BSD)
-#  -DHAVE_SETTIMEOFDAY=3 if settimeofday ignores 2nd arg (4.4BSD)
+#  -DHAVE_POSIX_DECLS=0 if your system's include files do not declare
+#	functions like 'link' or variables like 'tzname' required by POSIX
 #  -DHAVE_STDINT_H=1 if you have a pre-C99 compiler with "stdint.h"
 #  -DHAVE_STRFTIME_L=1 if <time.h> declares locale_t and strftime_l
 #	This defaults to 0 if _POSIX_VERSION < 200809, 1 otherwise.
@@ -126,7 +129,6 @@
 #  -DHAVE_SYS_WAIT_H=0 if your compiler lacks a "sys/wait.h"
 #  -DHAVE_TZSET=0 if your system lacks a tzset function
 #  -DHAVE_UNISTD_H=0 if your compiler lacks a "unistd.h" (Microsoft C++ 7?)
-#  -DHAVE_UTMPX_H=1 if your compiler has a "utmpx.h"
 #  -DNO_RUN_TIME_WARNINGS_ABOUT_YEAR_2000_PROBLEMS_THANK_YOU=1
 #	if you do not want run time warnings about formats that may cause
 #	year 2000 grief
@@ -147,7 +149,7 @@
 #  -DZIC_MAX_ABBR_LEN_WO_WARN=3
 #	(or some other number) to set the maximum time zone abbreviation length
 #	that zic will accept without a warning (the default is 6)
-#  $(GCC_DEBUG_FLAGS) if you are using GCC and want lots of checking
+#  $(GCC_DEBUG_FLAGS) if you are using recent GCC and want lots of checking
 GCC_DEBUG_FLAGS = -Dlint -g3 -O3 -fno-common -fstrict-aliasing \
 	-Wall -Wextra \
 	-Wbad-function-cast -Wcast-align -Wdate-time \
@@ -242,11 +244,22 @@
 
 LDFLAGS=	$(LFLAGS)
 
+# For leap seconds, this Makefile uses LEAPSECONDS='-L leapseconds' in
+# submake command lines.  The default is no leap seconds.
+
+LEAPSECONDS=
+
+# The zic command and its arguments.
+
 zic=		./zic
 ZIC=		$(zic) $(ZFLAGS)
 
 ZFLAGS=
 
+# How to use zic to install tzdata binary files.
+
+ZIC_INSTALL=	$(ZIC) -y $(YEARISTYPE) -d $(DESTDIR)$(TZDIR) $(LEAPSECONDS)
+
 # The name of a Posix-compliant 'awk' on your system.
 AWK=		awk
 
@@ -292,23 +305,24 @@
 SAFE_CHARSET1=	$(TAB_CHAR)' !\"'$$sharp'$$%&'\''()*+,./0123456789:;<=>?@'
 SAFE_CHARSET2=	'ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\^_`'
 SAFE_CHARSET3=	'abcdefghijklmnopqrstuvwxyz{|}~'
-SAFE_CHARSET=	]$(SAFE_CHARSET1)$(SAFE_CHARSET2)$(SAFE_CHARSET3)-
-SAFE_CHAR=	'['$(SAFE_CHARSET)']'
-# NONSYM_CHAR is a regular expression that matches any character
-# except for a small number of symbols, where we prefer to stick with
+SAFE_CHARSET=	$(SAFE_CHARSET1)$(SAFE_CHARSET2)$(SAFE_CHARSET3)
+SAFE_CHAR=	'[]'$(SAFE_CHARSET)'-]'
+
+# OK_CHAR matches any character allowed in the distributed files.
+# This is the same as SAFE_CHAR, except that multibyte letters are
+# also allowed so that commentary can contain people's names and quote
+# non-English sources.  For non-letters the sources are limited to
 # ASCII renderings for the convenience of maintainers whose text editors
 # mishandle UTF-8 by default (e.g., XEmacs 21.4.22).
-NONSYM_CHAR=	'[^–—°′″≈≠≤≥±−×÷∞←→↔·•§¶«»‘’‚‛“”„‟‹›「」『』〝〞〟]'
+OK_CHAR=	'[][:alpha:]'$(SAFE_CHARSET)'-]'
 
 # SAFE_LINE matches a line of safe characters.
-# SAFE_SHARP_LINE is similar, except any character can follow '#';
+# SAFE_SHARP_LINE is similar, except any OK character can follow '#';
 # this is so that comments can contain non-ASCII characters.
-# NONSYM_LINE matches a line of non-symbols.
-# VALID_LINE matches a line of any validly-encoded characters.
+# OK_LINE matches a line of OK characters.
 SAFE_LINE=	'^'$(SAFE_CHAR)'*$$'
-SAFE_SHARP_LINE='^'$(SAFE_CHAR)'*('$$sharp$(NONSYM_CHAR)'*)?$$'
-NONSYM_LINE=	'^'$(NONSYM_CHAR)'*$$'
-VALID_LINE=	'^.*$$'
+SAFE_SHARP_LINE='^'$(SAFE_CHAR)'*('$$sharp$(OK_CHAR)'*)?$$'
+OK_LINE=	'^'$(OK_CHAR)'*$$'
 
 # Flags to give 'tar' when making a distribution.
 # Try to use flags appropriate for GNU tar.
@@ -323,6 +337,8 @@
 
 ###############################################################################
 
+#MAKE=		make
+
 cc=		cc
 CC=		$(cc) -DTZDIR=\"$(TZDIR)\"
 
@@ -347,8 +363,8 @@
 			time2posix.3.txt \
 			tzfile.5.txt tzselect.8.txt zic.8.txt zdump.8.txt \
 			date.1.txt
-COMMON=		CONTRIBUTING Makefile NEWS README Theory
-WEB_PAGES=	tz-art.htm tz-link.htm
+COMMON=		CONTRIBUTING LICENSE Makefile NEWS README Theory
+WEB_PAGES=	tz-art.htm tz-how-to.html tz-link.htm
 DOCS=		$(MANS) date.1 $(MANTXTS) $(WEB_PAGES)
 PRIMARY_YDATA=	africa antarctica asia australasia \
 		europe northamerica southamerica
@@ -369,9 +385,9 @@
 
 SHELL=		/bin/sh
 
-all:		tzselect zic zdump libtz.a $(TABDATA)
+all:		tzselect yearistype zic zdump libtz.a $(TABDATA)
 
-ALL:		all date
+ALL:		all date $(ENCHILADA)
 
 install:	all $(DATA) $(REDO) $(MANS)
 		mkdir -p $(DESTDIR)$(ETCDIR) $(DESTDIR)$(TZDIR) \
@@ -378,8 +394,7 @@
 			$(DESTDIR)$(LIBDIR) \
 			$(DESTDIR)$(MANDIR)/man3 $(DESTDIR)$(MANDIR)/man5 \
 			$(DESTDIR)$(MANDIR)/man8
-		$(ZIC) -y $(YEARISTYPE) \
-			-d $(DESTDIR)$(TZDIR) -l $(LOCALTIME) -p $(POSIXRULES)
+		$(ZIC_INSTALL) -l $(LOCALTIME) -p $(POSIXRULES)
 		cp -f iso3166.tab $(ZONETABLES) $(DESTDIR)$(TZDIR)/.
 		cp tzselect zic zdump $(DESTDIR)$(ETCDIR)/.
 		cp libtz.a $(DESTDIR)$(LIBDIR)/.
@@ -401,7 +416,7 @@
 zdump:		$(TZDOBJS)
 		$(CC) -o $@ $(CFLAGS) $(LDFLAGS) $(TZDOBJS) $(LDLIBS)
 
-zic:		$(TZCOBJS) yearistype
+zic:		$(TZCOBJS)
 		$(CC) -o $@ $(CFLAGS) $(LDFLAGS) $(TZCOBJS) $(LDLIBS)
 
 yearistype:	yearistype.sh
@@ -411,14 +426,29 @@
 leapseconds:	$(LEAP_DEPS)
 		$(AWK) -f leapseconds.awk leap-seconds.list >$@
 
-posix_only:	zic $(TDATA)
-		$(ZIC) -y $(YEARISTYPE) -d $(DESTDIR)$(TZDIR) \
-			-L /dev/null $(TDATA)
+# Arguments to pass to submakes of install_data.
+# They can be overridden by later submake arguments.
+INSTALLARGS = \
+ DESTDIR=$(DESTDIR) \
+ LEAPSECONDS='$(LEAPSECONDS)' \
+ PACKRATDATA='$(PACKRATDATA)' \
+ TZDIR=$(TZDIR) \
+ YEARISTYPE=$(YEARISTYPE) \
+ ZIC='$(ZIC)'
 
-right_only:	zic leapseconds $(TDATA)
-		$(ZIC) -y $(YEARISTYPE) -d $(DESTDIR)$(TZDIR) \
-			-L leapseconds $(TDATA)
+# 'make install_data' installs one set of tz binary files.
+# It can be tailored by setting LEAPSECONDS, PACKRATDATA, etc.
+install_data:	zic leapseconds yearistype $(PACKRATDATA) $(TDATA)
+		$(ZIC_INSTALL) $(TDATA)
+		$(AWK) '/^Rule/' $(TDATA) | $(ZIC_INSTALL) - $(PACKRATDATA)
 
+posix_only:
+		$(MAKE) $(INSTALLARGS) LEAPSECONDS= install_data
+
+right_only:
+		$(MAKE) $(INSTALLARGS) LEAPSECONDS='-L leapseconds' \
+			install_data
+
 # In earlier versions of this makefile, the other two directories were
 # subdirectories of $(TZDIR).  However, this led to configuration errors.
 # For example, with posix_right under the earlier scheme,
@@ -428,26 +458,22 @@
 # Therefore, the other two directories are now siblings of $(TZDIR).
 # You must replace all of $(TZDIR) to switch from not using leap seconds
 # to using them, or vice versa.
-right_posix:	right_only leapseconds
+right_posix:	right_only
 		rm -fr $(DESTDIR)$(TZDIR)-leaps
 		ln -s $(TZDIR_BASENAME) $(DESTDIR)$(TZDIR)-leaps || \
-		  $(ZIC) -y $(YEARISTYPE) -d $(DESTDIR)$(TZDIR)-leaps \
-			-L leapseconds $(TDATA)
-		$(ZIC) -y $(YEARISTYPE) -d $(DESTDIR)$(TZDIR)-posix \
-			-L /dev/null $(TDATA)
+		  $(MAKE) $(INSTALLARGS) TZDIR=$(TZDIR)-leaps right_only
+		$(MAKE) $(INSTALLARGS) TZDIR=$(TZDIR)-posix posix_only
 
-posix_right:	posix_only leapseconds
+posix_right:	posix_only
 		rm -fr $(DESTDIR)$(TZDIR)-posix
 		ln -s $(TZDIR_BASENAME) $(DESTDIR)$(TZDIR)-posix || \
-		  $(ZIC) -y $(YEARISTYPE) -d $(DESTDIR)$(TZDIR)-posix \
-			-L /dev/null $(TDATA)
-		$(ZIC) -y $(YEARISTYPE) -d $(DESTDIR)$(TZDIR)-leaps \
-			-L leapseconds $(TDATA)
+		  $(MAKE) $(INSTALLARGS) TZDIR=$(TZDIR)-posix posix_only
+		$(MAKE) $(INSTALLARGS) TZDIR=$(TZDIR)-leaps right_only
 
-posix_packrat:	posix_only backzone
-		$(AWK) '/^Rule/' $(TDATA) | \
-		  $(ZIC) -y $(YEARISTYPE) -d $(DESTDIR)$(TZDIR) \
-			-L /dev/null - backzone
+# This obsolescent rule is present for backwards compatibility with
+# tz releases 2014g through 2015g.  It should go away eventually.
+posix_packrat:
+		$(MAKE) $(INSTALLARGS) PACKRATDATA=backzone posix_only
 
 zones:		$(REDO)
 
@@ -475,14 +501,11 @@
 check_character_set: $(ENCHILADA)
 		LC_ALL=en_US.utf8 && export LC_ALL && \
 		sharp='#' && \
-		! grep -Env $(SAFE_LINE) $(MANS) date.1 $(MANTXTS) \
+		! grep -Env $(SAFE_LINE) Makefile $(MANS) date.1 $(MANTXTS) \
 			$(MISC) $(SOURCES) $(WEB_PAGES) && \
 		! grep -Env $(SAFE_SHARP_LINE) $(TDATA) backzone \
-			iso3166.tab leapseconds yearistype.sh zone.tab && \
-		test $$(grep -Ecv $(SAFE_SHARP_LINE) Makefile) -eq 1 && \
-		! grep -Env $(NONSYM_LINE) CONTRIBUTING NEWS README Theory \
-			$(MANS) date.1 zone1970.tab && \
-		! grep -Env $(VALID_LINE) $(ENCHILADA)
+			leapseconds yearistype.sh zone.tab && \
+		! grep -Env $(OK_LINE) $(ENCHILADA)
 
 check_white_space: $(ENCHILADA)
 		! grep -En ' '$(TAB_CHAR)"|$$(printf '[\f\r\v]')" $(ENCHILADA)
@@ -573,9 +596,9 @@
 # The zics below ensure that each data file can stand on its own.
 # We also do an all-files run to catch links to links.
 
-check_public:	$(ENCHILADA)
-		make maintainer-clean
-		make "CFLAGS=$(GCC_DEBUG_FLAGS)" $(ENCHILADA) all
+check_public:
+		$(MAKE) maintainer-clean
+		$(MAKE) "CFLAGS=$(GCC_DEBUG_FLAGS)" ALL
 		mkdir tzpublic
 		for i in $(TDATA) ; do \
 		  $(zic) -v -d tzpublic $$i 2>&1 || exit; \
@@ -594,8 +617,8 @@
 		zones=`$(AWK) '/^[^#]/ { print $$3 }' <zone1970.tab` && \
 		for type in $(TIME_T_ALTERNATIVES); do \
 		  mkdir -p tzpublic/$$type && \
-		  make clean_misc && \
-		  make TOPDIR=`pwd`/tzpublic/$$type \
+		  $(MAKE) clean_misc && \
+		  $(MAKE) TOPDIR=`pwd`/tzpublic/$$type \
 		    CFLAGS='$(CFLAGS) -Dtime_tz='"'$$type'" \
 		    REDO='$(REDO)' \
 		    install && \
@@ -641,12 +664,12 @@
 		gpg --armor --detach-sign $?
 
 typecheck:
-		make clean
+		$(MAKE) clean
 		for i in "long long" unsigned; \
 		do \
-			make CFLAGS="-DTYPECHECK -D__time_t_defined -D_TIME_T \"-Dtime_t=$$i\"" ; \
+			$(MAKE) CFLAGS="-DTYPECHECK -D__time_t_defined -D_TIME_T \"-Dtime_t=$$i\"" ; \
 			./zdump -v Europe/Rome ; \
-			make clean ; \
+			$(MAKE) clean ; \
 		done
 
 zonenames:	$(TDATA)
@@ -666,6 +689,7 @@
 .PHONY: check check_character_set check_links
 .PHONY: check_public check_sorted check_tables
 .PHONY: check_time_t_alternatives check_web check_white_space clean clean_misc
-.PHONY: install maintainer-clean names posix_packrat posix_only posix_right
+.PHONY: install install_data maintainer-clean names
+.PHONY: posix_only posix_packrat posix_right
 .PHONY: public right_only right_posix signatures tarballs typecheck
 .PHONY: zonenames zones

Modified: trunk/contrib/tzdata/NEWS
===================================================================
--- trunk/contrib/tzdata/NEWS	2016-08-15 01:45:23 UTC (rev 7732)
+++ trunk/contrib/tzdata/NEWS	2016-08-15 01:47:05 UTC (rev 7733)
@@ -1,5 +1,388 @@
 News for the tz database
 
+Release 2016f - 2016-07-05 16:26:51 +0200
+
+  Changes affecting future time stamps
+
+    The Egyptian government changed its mind on short notice, and
+    Africa/Cairo will not introduce DST starting 2016-07-07 after all.
+    (Thanks to Mina Samuel.)
+
+    Asia/Novosibirsk switches from +06 to +07 on 2016-07-24 at 02:00.
+    (Thanks to Stepan Golosunov.)
+
+  Changes to past and future time stamps
+
+    Asia/Novokuznetsk and Asia/Novosibirsk now use numeric time zone
+    abbreviations instead of invented ones.
+
+  Changes affecting past time stamps
+
+    Europe/Minsk's 1992-03-29 spring-forward transition was at 02:00 not 00:00.
+    (Thanks to Stepan Golosunov.)
+
+
+Release 2016e - 2016-06-14 08:46:16 -0700
+
+  Changes affecting future time stamps
+
+    Africa/Cairo observes DST in 2016 from July 7 to the end of October.
+    Guess October 27 and 24:00 transitions.  (Thanks to Steffen Thorsen.)
+    For future years, guess April's last Thursday to October's last
+    Thursday except for Ramadan.
+
+  Changes affecting past time stamps
+
+    Locations while uninhabited now use '-00', not 'zzz', as a
+    placeholder time zone abbreviation.  This is inspired by Internet
+    RFC 3339 and is more consistent with numeric time zone
+    abbreviations already used elsewhere.  The change affects several
+    arctic and antarctic locations, e.g., America/Cambridge_Bay before
+    1920 and Antarctica/Troll before 2005.
+
+    Asia/Baku's 1992-09-27 transition from +04 (DST) to +04 (non-DST) was
+    at 03:00, not 23:00 the previous day.  (Thanks to Michael Deckers.)
+
+  Changes to code
+
+    zic now outputs a dummy transition at time 2**31 - 1 in zones
+    whose POSIX-style TZ strings contain a '<'.  This mostly works
+    around Qt bug 53071 <https://bugreports.qt.io/browse/QTBUG-53071>.
+    (Thanks to Zhanibek Adilbekov for reporting the Qt bug.)
+
+  Changes affecting documentation and commentary
+
+    tz-link.htm says why governments should give plenty of notice for
+    time zone or DST changes, and refers to Matt Johnson's blog post.
+
+    tz-link.htm mentions Tzdata for Elixir.  (Thanks to Matt Johnson.)
+
+
+Release 2016d - 2016-04-17 22:50:29 -0700
+
+  Changes affecting future time stamps
+
+    America/Caracas switches from -0430 to -04 on 2016-05-01 at 02:30.
+    (Thanks to Alexander Krivenyshev for the heads-up.)
+
+    Asia/Magadan switches from +10 to +11 on 2016-04-24 at 02:00.
+    (Thanks to Alexander Krivenyshev and Matt Johnson.)
+
+    New zone Asia/Tomsk, split off from Asia/Novosibirsk.  It covers
+    Tomsk Oblast, Russia, which switches from +06 to +07 on 2016-05-29
+    at 02:00.  (Thanks to Stepan Golosunov.)
+
+  Changes affecting past time stamps
+
+    New zone Europe/Kirov, split off from Europe/Volgograd.  It covers
+    Kirov Oblast, Russia, which switched from +04/+05 to +03/+04 on
+    1989-03-26 at 02:00, roughly a year after Europe/Volgograd made
+    the same change.  (Thanks to Stepan Golosunov.)
+
+    Russia and nearby locations had daylight-saving transitions on
+    1992-03-29 at 02:00 and 1992-09-27 at 03:00, instead of on
+    1992-03-28 at 23:00 and 1992-09-26 at 23:00.  (Thanks to Stepan
+    Golosunov.)
+
+    Many corrections to historical time in Kazakhstan from 1991
+    through 2005.  (Thanks to Stepan Golosunov.)  Replace Kazakhstan's
+    invented time zone abbreviations with numeric abbreviations.
+
+  Changes to commentary
+
+    Mention Internet RFCs 7808 (TZDIST) and 7809 (CalDAV time zone references).
+
+
+Release 2016c - 2016-03-23 00:51:27 -0700
+
+  Changes affecting future time stamps
+
+    Azerbaijan no longer observes DST.  (Thanks to Steffen Thorsen.)
+
+    Chile reverts from permanent to seasonal DST.  (Thanks to Juan
+    Correa for the heads-up, and to Tim Parenti for corrections.)
+    Guess that future transitions are August's and May's second
+    Saturdays at 24:00 mainland time.  Also, call the period from
+    2014-09-07 through 2016-05-14 daylight saving time instead of
+    standard time, as that seems more appropriate now.
+
+  Changes affecting past time stamps
+
+    Europe/Kaliningrad and Europe/Vilnius changed from +03/+04 to
+    +02/+03 on 1989-03-26, not 1991-03-31.  Europe/Volgograd changed
+    from +04/+05 to +03/+04 on 1988-03-27, not 1989-03-26.
+    (Thanks to Stepan Golosunov.)
+
+  Changes to commentary
+
+    Several updates and URLs for historical and proposed Russian changes.
+    (Thanks to Stepan Golosunov, Matt Johnson, and Alexander Krivenyshev.)
+
+
+Release 2016b - 2016-03-12 17:30:14 -0800
+
+  Compatibility note
+
+    Starting with release 2016b, some data entries cause zic implementations
+    derived from tz releases 2005j through 2015e to issue warnings like
+    "time zone abbreviation differs from POSIX standard (+03)".
+    These warnings should not otherwise affect zic's output and can safely be
+    ignored on today's platforms, as the warnings refer to a restriction in
+    POSIX.1-1988 that was removed in POSIX.1-2001.  One way to suppress the
+    warnings is to upgrade to zic derived from tz releases 2015f and later.
+
+  Changes affecting future time stamps
+
+    New zones Europe/Astrakhan and Europe/Ulyanovsk for Astrakhan and
+    Ulyanovsk Oblasts, Russia, both of which will switch from +03 to +04 on
+    2016-03-27 at 02:00 local time.  They need distinct zones since their
+    post-1970 histories disagree.  New zone Asia/Barnaul for Altai Krai and
+    Altai Republic, Russia, which will switch from +06 to +07 on the same date
+    and local time.  The Astrakhan change is already official; the others have
+    passed the first reading in the State Duma and are extremely likely.
+    Also, Asia/Sakhalin moves from +10 to +11 on 2016-03-27 at 02:00.
+    (Thanks to Alexander Krivenyshev for the heads-up, and to Matt Johnson
+    and Stepan Golosunov for followup.)
+
+    As a trial of a new system that needs less information to be made up,
+    the new zones use numeric time zone abbreviations like "+04"
+    instead of invented abbreviations like "ASTT".
+
+    Haiti will not observe DST in 2016.  (Thanks to Jean Antoine via
+    Steffen Thorsen.)
+
+    Palestine's spring-forward transition on 2016-03-26 is at 01:00, not 00:00.
+    (Thanks to Hannah Kreitem.) Guess future transitions will be March's last
+    Saturday at 01:00, not March's last Friday at 24:00.
+
+  Changes affecting past time stamps
+
+    Europe/Chisinau observed DST during 1990, and switched from +04 to
+    +03 at 1990-05-06 02:00, instead of switching from +03 to +02.
+    (Thanks to Stepan Golosunov.)
+
+    1991 abbreviations in Europe/Samara should be SAMT/SAMST, not
+    KUYT/KUYST.  (Thanks to Stepan Golosunov.)
+
+  Changes to code
+
+    tzselect's diagnostics and checking, and checktab.awk's checking,
+    have been improved.  (Thanks to J William Piggott.)
+
+    tzcode now builds under MinGW.  (Thanks to Ian Abbott and Esben Haabendal.)
+
+    tzselect now tests Julian-date TZ settings more accurately.
+    (Thanks to J William Piggott.)
+
+  Changes to commentary
+
+    Comments in zone tables have been improved.  (Thanks to J William Piggott.)
+
+    tzselect again limits its menu comments so that menus fit on a
+    24x80 alphanumeric display.
+
+    A new web page tz-how-to.html.  (Thanks to Bill Seymour.)
+
+    In the Theory file, the description of possible time zone abbreviations in
+    tzdata has been cleaned up, as the old description was unclear and
+    inconsistent.  (Thanks to Alain Mouette for reporting the problem.)
+
+
+Release 2016a - 2016-01-26 23:28:02 -0800
+
+  Changes affecting future time stamps
+
+    America/Cayman will not observe daylight saving this year after all.
+    Revert our guess that it would.  (Thanks to Matt Johnson.)
+
+    Asia/Chita switches from +0800 to +0900 on 2016-03-27 at 02:00.
+    (Thanks to Alexander Krivenyshev.)
+
+    Asia/Tehran now has DST predictions for the year 2038 and later,
+    to be March 21 00:00 to September 21 00:00.  This is likely better
+    than predicting no DST, albeit off by a day every now and then.
+
+  Changes affecting past and future time stamps
+
+    America/Metlakatla switched from PST all year to AKST/AKDT on
+    2015-11-01 at 02:00.  (Thanks to Steffen Thorsen.)
+
+    America/Santa_Isabel has been removed, and replaced with a
+    backward compatibility link to America/Tijuana.  Its contents were
+    apparently based on a misreading of Mexican legislation.
+
+  Changes affecting past time stamps
+
+    Asia/Karachi's two transition times in 2002 were off by a minute.
+    (Thanks to Matt Johnson.)
+
+  Changes affecting build procedure
+
+    An installer can now combine leap seconds with use of the backzone file,
+    e.g., with 'make PACKRATDATA=backzone REDO=posix_right zones'.
+    The old 'make posix_packrat' rule is now marked as obsolescent.
+    (Thanks to Ian Abbott for an initial implementation.)
+
+  Changes affecting documentation and commentary
+
+    A new file LICENSE makes it easier to see that the code and data
+    are mostly public-domain.  (Thanks to James Knight.)  The three
+    non-public-domain files now use the current (3-clause) BSD license
+    instead of older versions of that license.
+
+    tz-link.htm mentions the BDE library (thanks to Andrew Paprocki),
+    CCTZ (thanks to Tim Parenti), TimeJones.com, and has a new section
+    on editing tz source files (with a mention of Sublime zoneinfo,
+    thanks to Gilmore Davidson).
+
+    The Theory and asia files now mention the 2015 book "The Global
+    Transformation of Time, 1870-1950", and cite a couple of reviews.
+
+    The America/Chicago entry now documents the informal use of US
+    central time in Fort Pierre, South Dakota.  (Thanks to Rick
+    McDermid, Matt Johnson, and Steve Jones.)
+
+
+Release 2015g - 2015-10-01 00:39:51 -0700
+
+  Changes affecting future time stamps
+
+    Turkey's 2015 fall-back transition is scheduled for Nov. 8, not Oct. 25.
+    (Thanks to Fatih.)
+
+    Norfolk moves from +1130 to +1100 on 2015-10-04 at 02:00 local time.
+    (Thanks to Alexander Krivenyshev.)
+
+    Fiji's 2016 fall-back transition is scheduled for January 17, not 24.
+    (Thanks to Ken Rylander.)
+
+    Fort Nelson, British Columbia will not fall back on 2015-11-01.  It has
+    effectively been on MST (-0700) since it advanced its clocks on 2015-03-08.
+    New zone America/Fort_Nelson.  (Thanks to Matt Johnson.)
+
+  Changes affecting past time stamps
+
+    Norfolk observed DST from 1974-10-27 02:00 to 1975-03-02 02:00.
+
+  Changes affecting code
+
+    localtime no longer mishandles America/Anchorage after 2037.
+    (Thanks to Bradley White for reporting the bug.)
+
+    On hosts with signed 32-bit time_t, localtime no longer mishandles
+    Pacific/Fiji after 2038-01-16 14:00 UTC.
+
+    The localtime module allows the variables 'timezone', 'daylight',
+    and 'altzone' to be in common storage shared with other modules,
+    and declares them in case the system <time.h> does not.
+    (Problems reported by Kees Dekker.)
+
+    On platforms with tm_zone, strftime.c now assumes it is not NULL.
+    This simplifies the code and is consistent with zdump.c.
+    (Problem reported by Christos Zoulas.)
+
+  Changes affecting documentation
+
+   The tzfile man page now documents that transition times denote the
+   starts (not the ends) of the corresponding time periods.
+   (Ambiguity reported by Bill Seymour.)
+
+
+Release 2015f - 2015-08-10 18:06:56 -0700
+
+  Changes affecting future time stamps
+
+    North Korea switches to +0830 on 2015-08-15.  (Thanks to Steffen Thorsen.)
+    The abbreviation remains "KST".  (Thanks to Robert Elz.)
+
+    Uruguay no longer observes DST.  (Thanks to Steffen Thorsen
+    and Pablo Camargo.)
+
+  Changes affecting past and future time stamps
+
+    Moldova starts and ends DST at 00:00 UTC, not at 01:00 UTC.
+    (Thanks to Roman Tudos.)
+
+  Changes affecting data format and code
+
+    zic's '-y YEARISTYPE' option is no longer documented.  The TYPE
+    field of a Rule line should now be '-'; the old values 'even',
+    'odd', 'uspres', 'nonpres', 'nonuspres' were already undocumented.
+    Although the implementation has not changed, these features do not
+    work in the default installation, they are not used in the data,
+    and they are now considered obsolescent.
+
+    zic now checks that two rules don't take effect at the same time.
+    (Thanks to Jon Skeet and Arthur David Olson.)  Constraints on
+    simultaneity are now documented.
+
+    The two characters '%z' in a zone format now stand for the UTC
+    offset, e.g., '-07' for seven hours behind UTC and '+0530' for
+    five hours and thirty minutes ahead.  This better supports time
+    zone abbreviations conforming to POSIX.1-2001 and later.
+
+  Changes affecting installed data files
+
+    Comments for America/Halifax and America/Glace_Bay have been improved.
+    (Thanks to Brian Inglis.)
+
+    Data entries have been simplified for Atlantic/Canary, Europe/Simferopol,
+    Europe/Sofia, and Europe/Tallinn.  This yields slightly smaller
+    installed data files for Europe/Simferopol and Europe/Tallinn.
+    It does not affect timestamps.  (Thanks to Howard Hinnant.)
+
+  Changes affecting code
+
+    zdump and zic no longer warn about valid time zone abbreviations
+    like '-05'.
+
+    Some Visual Studio 2013 warnings have been suppressed.
+    (Thanks to Kees Dekker.)
+
+    'date' no longer sets the time of day and its -a, -d, -n and -t
+    options have been removed.  Long obsolescent, the implementation
+    of these features had porting problems.  Builders no longer need
+    to configure HAVE_ADJTIME, HAVE_SETTIMEOFDAY, or HAVE_UTMPX_H.
+    (Thanks to Kees Dekker for pointing out the problem.)
+
+  Changes affecting documentation
+
+    The Theory file mentions naming issues earlier, as these seem to be
+    poorly publicized (thanks to Gilmore Davidson for reporting the problem).
+
+    tz-link.htm mentions Time Zone Database Parser (thanks to Howard Hinnant).
+
+    Mention that Herbert Samuel introduced the term "Summer Time".
+
+
+Release 2015e - 2015-06-13 10:56:02 -0700
+
+  Changes affecting future time stamps
+
+    Morocco will suspend DST from 2015-06-14 03:00 through 2015-07-19 02:00,
+    not 06-13 and 07-18 as we had guessed.  (Thanks to Milamber.)
+
+    Assume Cayman Islands will observe DST starting next year, using US rules.
+    Although it isn't guaranteed, it is the most likely.
+
+  Changes affecting data format
+
+    The file 'iso3166.tab' now uses UTF-8, so that its entries can better
+    spell the names of Åland Islands, Côte d'Ivoire, and Réunion.
+
+  Changes affecting code
+
+    When displaying data, tzselect converts it to the current locale's
+    encoding if the iconv command works.  (Problem reported by random832.)
+
+    tzselect no longer mishandles Dominica, fixing a bug introduced
+    in Release 2014f.  (Problem reported by Owen Leibman.)
+
+    zic -l no longer fails when compiled with -DTZDEFAULT=\"/etc/localtime\".
+    This fixes a bug introduced in Release 2014f.
+    (Problem reported by Leonardo Chiquitto.)
+
+
 Release 2015d - 2015-04-24 08:09:46 -0700
 
   Changes affecting future time stamps

Modified: trunk/contrib/tzdata/README
===================================================================
--- trunk/contrib/tzdata/README	2016-08-15 01:45:23 UTC (rev 7732)
+++ trunk/contrib/tzdata/README	2016-08-15 01:47:05 UTC (rev 7733)
@@ -10,10 +10,6 @@
 changes made by political bodies to time zone boundaries, UTC offsets,
 and daylight-saving rules.
 
-Unless otherwise specified, all files in the tz code and data are in
-the public domain, so clarified as of 2009-05-17 by Arthur David Olson.
-The few exceptions are code derived from BSD, which uses the BSD license.
-
 Here is a recipe for acquiring, building, installing, and testing the
 tz distribution on a GNU/Linux or similar host.
 
@@ -59,3 +55,9 @@
 Look in <ftp://ftp.iana.org/tz/releases/> for updated versions of these files.
 
 Please send comments or information to tz at iana.org.
+
+-----
+
+This file is in the public domain, so clarified as of 2009-05-17 by
+Arthur David Olson.  The other files in this distribution are either
+public domain or BSD licensed; see the file LICENSE for details.

Modified: trunk/contrib/tzdata/Theory
===================================================================
--- trunk/contrib/tzdata/Theory	2016-08-15 01:45:23 UTC (rev 7732)
+++ trunk/contrib/tzdata/Theory	2016-08-15 01:47:05 UTC (rev 7733)
@@ -1,25 +1,385 @@
-This file is in the public domain, so clarified as of
-2009-05-17 by Arthur David Olson.
+Theory and pragmatics of the tz code and data
 
+
 ----- Outline -----
 
-	Time and date functions
 	Scope of the tz database
-	Names of time zone rule files
+	Names of time zone rules
 	Time zone abbreviations
+	Accuracy of the tz database
+	Time and date functions
 	Calendrical issues
 	Time and time zones on Mars
 
------ Time and date functions -----
 
-These time and date functions are upwards compatible with those of POSIX,
-an international standard for UNIX-like systems.
-As of this writing, the current edition of POSIX is:
+----- Scope of the tz database -----
 
+The tz database attempts to record the history and predicted future of
+all computer-based clocks that track civil time.  To represent this
+data, the world is partitioned into regions whose clocks all agree
+about time stamps that occur after the somewhat-arbitrary cutoff point
+of the POSIX Epoch (1970-01-01 00:00:00 UTC).  For each such region,
+the database records all known clock transitions, and labels the region
+with a notable location.  Although 1970 is a somewhat-arbitrary
+cutoff, there are significant challenges to moving the cutoff earlier
+even by a decade or two, due to the wide variety of local practices
+before computer timekeeping became prevalent.
+
+Clock transitions before 1970 are recorded for each such location,
+because most systems support time stamps before 1970 and could
+misbehave if data entries were omitted for pre-1970 transitions.
+However, the database is not designed for and does not suffice for
+applications requiring accurate handling of all past times everywhere,
+as it would take far too much effort and guesswork to record all
+details of pre-1970 civil timekeeping.
+
+As described below, reference source code for using the tz database is
+also available.  The tz code is upwards compatible with POSIX, an
+international standard for UNIX-like systems.  As of this writing, the
+current edition of POSIX is:
+
   The Open Group Base Specifications Issue 7
   IEEE Std 1003.1, 2013 Edition
   <http://pubs.opengroup.org/onlinepubs/9699919799/>
 
+
+
+----- Names of time zone rules -----
+
+Each of the database's time zone rules has a unique name.
+Inexperienced users are not expected to select these names unaided.
+Distributors should provide documentation and/or a simple selection
+interface that explains the names; for one example, see the 'tzselect'
+program in the tz code.  The Unicode Common Locale Data Repository
+<http://cldr.unicode.org/> contains data that may be useful for other
+selection interfaces.
+
+The time zone rule naming conventions attempt to strike a balance
+among the following goals:
+
+ * Uniquely identify every region where clocks have agreed since 1970.
+   This is essential for the intended use: static clocks keeping local
+   civil time.
+
+ * Indicate to experts where that region is.
+
+ * Be robust in the presence of political changes.  For example, names
+   of countries are ordinarily not used, to avoid incompatibilities
+   when countries change their name (e.g. Zaire->Congo) or when
+   locations change countries (e.g. Hong Kong from UK colony to
+   China).
+
+ * Be portable to a wide variety of implementations.
+
+ * Use a consistent naming conventions over the entire world.
+
+Names normally have the form AREA/LOCATION, where AREA is the name
+of a continent or ocean, and LOCATION is the name of a specific
+location within that region.  North and South America share the same
+area, 'America'.  Typical names are 'Africa/Cairo', 'America/New_York',
+and 'Pacific/Honolulu'.
+
+Here are the general rules used for choosing location names,
+in decreasing order of importance:
+
+	Use only valid POSIX file name components (i.e., the parts of
+		names other than '/').  Do not use the file name
+		components '.' and '..'.  Within a file name component,
+		use only ASCII letters, '.', '-' and '_'.  Do not use
+		digits, as that might create an ambiguity with POSIX
+		TZ strings.  A file name component must not exceed 14
+		characters or start with '-'.  E.g., prefer 'Brunei'
+		to 'Bandar_Seri_Begawan'.  Exceptions: see the discussion
+		of legacy names below.
+	A name must not be empty, or contain '//', or start or end with '/'.
+	Do not use names that differ only in case.  Although the reference
+		implementation is case-sensitive, some other implementations
+		are not, and they would mishandle names differing only in case.
+	If one name A is an initial prefix of another name AB (ignoring case),
+		then B must not start with '/', as a regular file cannot have
+		the same name as a directory in POSIX.  For example,
+		'America/New_York' precludes 'America/New_York/Bronx'.
+	Uninhabited regions like the North Pole and Bouvet Island
+		do not need locations, since local time is not defined there.
+	There should typically be at least one name for each ISO 3166-1
+		officially assigned two-letter code for an inhabited country
+		or territory.
+	If all the clocks in a region have agreed since 1970,
+		don't bother to include more than one location
+		even if subregions' clocks disagreed before 1970.
+		Otherwise these tables would become annoyingly large.
+	If a name is ambiguous, use a less ambiguous alternative;
+		e.g. many cities are named San José and Georgetown, so
+		prefer 'Costa_Rica' to 'San_Jose' and 'Guyana' to 'Georgetown'.
+	Keep locations compact.  Use cities or small islands, not countries
+		or regions, so that any future time zone changes do not split
+		locations into different time zones.  E.g. prefer 'Paris'
+		to 'France', since France has had multiple time zones.
+	Use mainstream English spelling, e.g. prefer 'Rome' to 'Roma', and
+		prefer 'Athens' to the Greek 'Αθήνα' or the Romanized 'Athína'.
+		The POSIX file name restrictions encourage this rule.
+	Use the most populous among locations in a zone,
+		e.g. prefer 'Shanghai' to 'Beijing'.  Among locations with
+		similar populations, pick the best-known location,
+		e.g. prefer 'Rome' to 'Milan'.
+	Use the singular form, e.g. prefer 'Canary' to 'Canaries'.
+	Omit common suffixes like '_Islands' and '_City', unless that
+		would lead to ambiguity.  E.g. prefer 'Cayman' to
+		'Cayman_Islands' and 'Guatemala' to 'Guatemala_City',
+		but prefer 'Mexico_City' to 'Mexico' because the country
+		of Mexico has several time zones.
+	Use '_' to represent a space.
+	Omit '.' from abbreviations in names, e.g. prefer 'St_Helena'
+		to 'St._Helena'.
+	Do not change established names if they only marginally
+		violate the above rules.  For example, don't change
+		the existing name 'Rome' to 'Milan' merely because
+		Milan's population has grown to be somewhat greater
+		than Rome's.
+	If a name is changed, put its old spelling in the 'backward' file.
+		This means old spellings will continue to work.
+
+The file 'zone1970.tab' lists geographical locations used to name time
+zone rules.  It is intended to be an exhaustive list of names for
+geographic regions as described above; this is a subset of the names
+in the data.  Although a 'zone1970.tab' location's longitude
+corresponds to its LMT offset with one hour for every 15 degrees east
+longitude, this relationship is not exact.
+
+Older versions of this package used a different naming scheme,
+and these older names are still supported.
+See the file 'backward' for most of these older names
+(e.g., 'US/Eastern' instead of 'America/New_York').
+The other old-fashioned names still supported are
+'WET', 'CET', 'MET', and 'EET' (see the file 'europe').
+
+Older versions of this package defined legacy names that are
+incompatible with the first rule of location names, but which are
+still supported.  These legacy names are mostly defined in the file
+'etcetera'.  Also, the file 'backward' defines the legacy names
+'GMT0', 'GMT-0', 'GMT+0' and 'Canada/East-Saskatchewan', and the file
+'northamerica' defines the legacy names 'EST5EDT', 'CST6CDT',
+'MST7MDT', and 'PST8PDT'.
+
+Excluding 'backward' should not affect the other data.  If
+'backward' is excluded, excluding 'etcetera' should not affect the
+remaining data.
+
+
+----- Time zone abbreviations -----
+
+When this package is installed, it generates time zone abbreviations
+like 'EST' to be compatible with human tradition and POSIX.
+Here are the general rules used for choosing time zone abbreviations,
+in decreasing order of importance:
+
+	Use three or more characters that are ASCII alphanumerics or '+' or '-'.
+		Previous editions of this database also used characters like
+		' ' and '?', but these characters have a special meaning to
+		the shell and cause commands like
+			set `date`
+		to have unexpected effects.
+		Previous editions of this rule required upper-case letters,
+		but the Congressman who introduced Chamorro Standard Time
+		preferred "ChST", so lower-case letters are now allowed.
+		Also, POSIX from 2001 on relaxed the rule to allow '-', '+',
+		and alphanumeric characters from the portable character set
+		in the current locale.  In practice ASCII alphanumerics and
+		'+' and '-' are safe in all locales.
+
+		In other words, in the C locale the POSIX extended regular
+		expression [-+[:alnum:]]{3,} should match the abbreviation.
+		This guarantees that all abbreviations could have been
+		specified by a POSIX TZ string.
+
+	Use abbreviations that are in common use among English-speakers,
+		e.g. 'EST' for Eastern Standard Time in North America.
+		We assume that applications translate them to other languages
+		as part of the normal localization process; for example,
+		a French application might translate 'EST' to 'HNE'.
+
+	For zones whose times are taken from a city's longitude, use the
+		traditional xMT notation, e.g. 'PMT' for Paris Mean Time.
+		The only name like this in current use is 'GMT'.
+
+	Use 'LMT' for local mean time of locations before the introduction
+		of standard time; see "Scope of the tz database".
+
+	If there is no common English abbreviation, use numeric offsets like
+		-05 and +0830 that are generated by zic's %z notation.
+
+    [The remaining guidelines predate the introduction of %z.
+    They are problematic as they mean tz data entries invent
+    notation rather than record it.  These guidelines are now
+    deprecated and the plan is to gradually move to %z for
+    inhabited locations and to "-00" for uninhabited locations.]
+
+	If there is no common English abbreviation, abbreviate the English
+		translation of the usual phrase used by native speakers.
+		If this is not available or is a phrase mentioning the country
+		(e.g. "Cape Verde Time"), then:
+
+		When a country is identified with a single or principal zone,
+			append 'T' to the country's ISO	code, e.g. 'CVT' for
+			Cape Verde Time.  For summer time append 'ST';
+			for double summer time append 'DST'; etc.
+		Otherwise, take the first three letters of an English place
+			name identifying each zone and append 'T', 'ST', etc.
+			as before; e.g. 'VLAST' for VLAdivostok Summer Time.
+
+	Use UT (with time zone abbreviation '-00') for locations while
+		uninhabited.  The leading '-' is a flag that the time
+		zone is in some sense undefined; this notation is
+		derived from Internet RFC 3339.
+
+Application writers should note that these abbreviations are ambiguous
+in practice: e.g. 'CST' has a different meaning in China than
+it does in the United States.  In new applications, it's often better
+to use numeric UT offsets like '-0600' instead of time zone
+abbreviations like 'CST'; this avoids the ambiguity.
+
+
+----- Accuracy of the tz database -----
+
+The tz database is not authoritative, and it surely has errors.
+Corrections are welcome and encouraged; see the file CONTRIBUTING.
+Users requiring authoritative data should consult national standards
+bodies and the references cited in the database's comments.
+
+Errors in the tz database arise from many sources:
+
+ * The tz database predicts future time stamps, and current predictions
+   will be incorrect after future governments change the rules.
+   For example, if today someone schedules a meeting for 13:00 next
+   October 1, Casablanca time, and tomorrow Morocco changes its
+   daylight saving rules, software can mess up after the rule change
+   if it blithely relies on conversions made before the change.
+
+ * The pre-1970 entries in this database cover only a tiny sliver of how
+   clocks actually behaved; the vast majority of the necessary
+   information was lost or never recorded.  Thousands more zones would
+   be needed if the tz database's scope were extended to cover even
+   just the known or guessed history of standard time; for example,
+   the current single entry for France would need to split into dozens
+   of entries, perhaps hundreds.  And in most of the world even this
+   approach would be misleading due to widespread disagreement or
+   indifference about what times should be observed.  In her 2015 book
+   "The Global Transformation of Time, 1870-1950", Vanessa Ogle writes
+   "Outside of Europe and North America there was no system of time
+   zones at all, often not even a stable landscape of mean times,
+   prior to the middle decades of the twentieth century".  See:
+   Timothy Shenk, Booked: A Global History of Time. Dissent 2015-12-17
+   https://www.dissentmagazine.org/blog/booked-a-global-history-of-time-vanessa-ogle
+
+ * Most of the pre-1970 data entries come from unreliable sources, often
+   astrology books that lack citations and whose compilers evidently
+   invented entries when the true facts were unknown, without
+   reporting which entries were known and which were invented.
+   These books often contradict each other or give implausible entries,
+   and on the rare occasions when they are checked they are
+   typically found to be incorrect.
+
+ * For the UK the tz database relies on years of first-class work done by
+   Joseph Myers and others; see <http://www.polyomino.org.uk/british-time/>.
+   Other countries are not done nearly as well.
+
+ * Sometimes, different people in the same city would maintain clocks
+   that differed significantly.  Railway time was used by railroad
+   companies (which did not always agree with each other),
+   church-clock time was used for birth certificates, etc.
+   Often this was merely common practice, but sometimes it was set by law.
+   For example, from 1891 to 1911 the UT offset in France was legally
+   0:09:21 outside train stations and 0:04:21 inside.
+
+ * Although a named location in the tz database stands for the
+   containing region, its pre-1970 data entries are often accurate for
+   only a small subset of that region.  For example, Europe/London
+   stands for the United Kingdom, but its pre-1847 times are valid
+   only for locations that have London's exact meridian, and its 1847
+   transition to GMT is known to be valid only for the L&NW and the
+   Caledonian railways.
+
+ * The tz database does not record the earliest time for which a zone's
+   data entries are thereafter valid for every location in the region.
+   For example, Europe/London is valid for all locations in its
+   region after GMT was made the standard time, but the date of
+   standardization (1880-08-02) is not in the tz database, other than
+   in commentary.  For many zones the earliest time of validity is
+   unknown.
+
+ * The tz database does not record a region's boundaries, and in many
+   cases the boundaries are not known.  For example, the zone
+   America/Kentucky/Louisville represents a region around the city of
+   Louisville, the boundaries of which are unclear.
+
+ * Changes that are modeled as instantaneous transitions in the tz
+   database were often spread out over hours, days, or even decades.
+
+ * Even if the time is specified by law, locations sometimes
+   deliberately flout the law.
+
+ * Early timekeeping practices, even assuming perfect clocks, were
+   often not specified to the accuracy that the tz database requires.
+
+ * Sometimes historical timekeeping was specified more precisely
+   than what the tz database can handle.  For example, from 1909 to
+   1937 Netherlands clocks were legally UT+00:19:32.13, but the tz
+   database cannot represent the fractional second.
+
+ * Even when all the timestamp transitions recorded by the tz database
+   are correct, the tz rules that generate them may not faithfully
+   reflect the historical rules.  For example, from 1922 until World
+   War II the UK moved clocks forward the day following the third
+   Saturday in April unless that was Easter, in which case it moved
+   clocks forward the previous Sunday.  Because the tz database has no
+   way to specify Easter, these exceptional years are entered as
+   separate tz Rule lines, even though the legal rules did not change.
+
+ * The tz database models pre-standard time using the proleptic Gregorian
+   calendar and local mean time (LMT), but many people used other
+   calendars and other timescales.  For example, the Roman Empire used
+   the Julian calendar, and had 12 varying-length daytime hours with a
+   non-hour-based system at night.
+
+ * Early clocks were less reliable, and data entries do not represent
+   this unreliability.
+
+ * As for leap seconds, civil time was not based on atomic time before
+   1972, and we don't know the history of earth's rotation accurately
+   enough to map SI seconds to historical solar time to more than
+   about one-hour accuracy.  See: Morrison LV, Stephenson FR.
+   Historical values of the Earth's clock error Delta T and the
+   calculation of eclipses. J Hist Astron. 2004;35:327-36
+   <http://adsabs.harvard.edu/full/2004JHA....35..327M>;
+   Historical values of the Earth's clock error. J Hist Astron. 2005;36:339
+   <http://adsabs.harvard.edu/full/2005JHA....36..339M>.
+
+ * The relationship between POSIX time (that is, UTC but ignoring leap
+   seconds) and UTC is not agreed upon after 1972.  Although the POSIX
+   clock officially stops during an inserted leap second, at least one
+   proposed standard has it jumping back a second instead; and in
+   practice POSIX clocks more typically either progress glacially during
+   a leap second, or are slightly slowed while near a leap second.
+
+ * The tz database does not represent how uncertain its information is.
+   Ideally it would contain information about when data entries are
+   incomplete or dicey.  Partial temporal knowledge is a field of
+   active research, though, and it's not clear how to apply it here.
+
+In short, many, perhaps most, of the tz database's pre-1970 and future
+time stamps are either wrong or misleading.  Any attempt to pass the
+tz database off as the definition of time should be unacceptable to
+anybody who cares about the facts.  In particular, the tz database's
+LMT offsets should not be considered meaningful, and should not prompt
+creation of zones merely because two locations differ in LMT or
+transitioned to standard time at different dates.
+
+
+----- Time and date functions -----
+
+The tz code contains time and date functions that are upwards
+compatible with those of POSIX.
+
 POSIX has the following properties and limitations.
 
 *	In POSIX, time display in a process is controlled by the
@@ -208,346 +568,6 @@
 better.
 
 
------ Scope of the tz database -----
-
-The tz database attempts to record the history and predicted future of
-all computer-based clocks that track civil time.  To represent this
-data, the world is partitioned into regions whose clocks all agree
-about time stamps that occur after the somewhat-arbitrary cutoff point
-of the POSIX Epoch (1970-01-01 00:00:00 UTC).  For each such region,
-the database records all known clock transitions, and labels the region
-with a notable location.  Although 1970 is a somewhat-arbitrary
-cutoff, there are significant challenges to moving the cutoff earlier
-even by a decade or two, due to the wide variety of local practices
-before computer timekeeping became prevalent.
-
-Clock transitions before 1970 are recorded for each such location,
-because most POSIX-compatible systems support negative time stamps and
-could misbehave if data entries were omitted for pre-1970 transitions.
-However, the database is not designed for and does not suffice for
-applications requiring accurate handling of all past times everywhere,
-as it would take far too much effort and guesswork to record all
-details of pre-1970 civil timekeeping.
-
-
------ Accuracy of the tz database -----
-
-The tz database is not authoritative, and it surely has errors.
-Corrections are welcome and encouraged; see the file CONTRIBUTING.
-Users requiring authoritative data should consult national standards
-bodies and the references cited in the database's comments.
-
-Errors in the tz database arise from many sources:
-
- * The tz database predicts future time stamps, and current predictions
-   will be incorrect after future governments change the rules.
-   For example, if today someone schedules a meeting for 13:00 next
-   October 1, Casablanca time, and tomorrow Morocco changes its
-   daylight saving rules, software can mess up after the rule change
-   if it blithely relies on conversions made before the change.
-
- * The pre-1970 entries in this database cover only a tiny sliver of how
-   clocks actually behaved; the vast majority of the necessary
-   information was lost or never recorded.  Thousands more zones would
-   be needed if the tz database's scope were extended to cover even
-   just the known or guessed history of standard time; for example,
-   the current single entry for France would need to split into dozens
-   of entries, perhaps hundreds.
-
- * Most of the pre-1970 data entries come from unreliable sources, often
-   astrology books that lack citations and whose compilers evidently
-   invented entries when the true facts were unknown, without
-   reporting which entries were known and which were invented.
-   These books often contradict each other or give implausible entries,
-   and on the rare occasions when they are checked they are
-   typically found to be incorrect.
-
- * For the UK the tz database relies on years of first-class work done by
-   Joseph Myers and others; see <http://www.polyomino.org.uk/british-time/>.
-   Other countries are not done nearly as well.
-
- * Sometimes, different people in the same city would maintain clocks
-   that differed significantly.  Railway time was used by railroad
-   companies (which did not always agree with each other),
-   church-clock time was used for birth certificates, etc.
-   Often this was merely common practice, but sometimes it was set by law.
-   For example, from 1891 to 1911 the UT offset in France was legally
-   0:09:21 outside train stations and 0:04:21 inside.
-
- * Although a named location in the tz database stands for the
-   containing region, its pre-1970 data entries are often accurate for
-   only a small subset of that region.  For example, Europe/London
-   stands for the United Kingdom, but its pre-1847 times are valid
-   only for locations that have London's exact meridian, and its 1847
-   transition to GMT is known to be valid only for the L&NW and the
-   Caledonian railways.
-
- * The tz database does not record the earliest time for which a zone's
-   data entries are thereafter valid for every location in the region.
-   For example, Europe/London is valid for all locations in its
-   region after GMT was made the standard time, but the date of
-   standardization (1880-08-02) is not in the tz database, other than
-   in commentary.  For many zones the earliest time of validity is
-   unknown.
-
- * The tz database does not record a region's boundaries, and in many
-   cases the boundaries are not known.  For example, the zone
-   America/Kentucky/Louisville represents a region around the city of
-   Louisville, the boundaries of which are unclear.
-
- * Changes that are modeled as instantaneous transitions in the tz
-   database were often spread out over hours, days, or even decades.
-
- * Even if the time is specified by law, locations sometimes
-   deliberately flout the law.
-
- * Early timekeeping practices, even assuming perfect clocks, were
-   often not specified to the accuracy that the tz database requires.
-
- * Sometimes historical timekeeping was specified more precisely
-   than what the tz database can handle.  For example, from 1909 to
-   1937 Netherlands clocks were legally UT+00:19:32.13, but the tz
-   database cannot represent the fractional second.
-
- * Even when all the timestamp transitions recorded by the tz database
-   are correct, the tz rules that generate them may not faithfully
-   reflect the historical rules.  For example, from 1922 until World
-   War II the UK moved clocks forward the day following the third
-   Saturday in April unless that was Easter, in which case it moved
-   clocks forward the previous Sunday.  Because the tz database has no
-   way to specify Easter, these exceptional years are entered as
-   separate tz Rule lines, even though the legal rules did not change.
-
- * The tz database models pre-standard time using the proleptic Gregorian
-   calendar and local mean time (LMT), but many people used other
-   calendars and other timescales.  For example, the Roman Empire used
-   the Julian calendar, and had 12 varying-length daytime hours with a
-   non-hour-based system at night.
-
- * Early clocks were less reliable, and data entries do not represent
-   this unreliability.
-
- * As for leap seconds, civil time was not based on atomic time before
-   1972, and we don't know the history of earth's rotation accurately
-   enough to map SI seconds to historical solar time to more than
-   about one-hour accuracy.  See: Morrison LV, Stephenson FR.
-   Historical values of the Earth's clock error Delta T and the
-   calculation of eclipses. J Hist Astron. 2004;35:327-36
-   <http://adsabs.harvard.edu/full/2004JHA....35..327M>;
-   Historical values of the Earth's clock error. J Hist Astron. 2005;36:339
-   <http://adsabs.harvard.edu/full/2005JHA....36..339M>.
-
- * The relationship between POSIX time (that is, UTC but ignoring leap
-   seconds) and UTC is not agreed upon after 1972.  Although the POSIX
-   clock officially stops during an inserted leap second, at least one
-   proposed standard has it jumping back a second instead; and in
-   practice POSIX clocks more typically either progress glacially during
-   a leap second, or are slightly slowed while near a leap second.
-
- * The tz database does not represent how uncertain its information is.
-   Ideally it would contain information about when data entries are
-   incomplete or dicey.  Partial temporal knowledge is a field of
-   active research, though, and it's not clear how to apply it here.
-
-In short, many, perhaps most, of the tz database's pre-1970 and future
-time stamps are either wrong or misleading.  Any attempt to pass the
-tz database off as the definition of time should be unacceptable to
-anybody who cares about the facts.  In particular, the tz database's
-LMT offsets should not be considered meaningful, and should not prompt
-creation of zones merely because two locations differ in LMT or
-transitioned to standard time at different dates.
-
-
------ Names of time zone rule files -----
-
-The time zone rule file naming conventions attempt to strike a balance
-among the following goals:
-
- * Uniquely identify every national region where clocks have all
-   agreed since 1970.  This is essential for the intended use: static
-   clocks keeping local civil time.
-
- * Indicate to humans as to where that region is.  This simplifies use.
-
- * Be robust in the presence of political changes.  This reduces the
-   number of updates and backward-compatibility hacks.  For example,
-   names of countries are ordinarily not used, to avoid
-   incompatibilities when countries change their name
-   (e.g. Zaire->Congo) or when locations change countries
-   (e.g. Hong Kong from UK colony to China).
-
- * Be portable to a wide variety of implementations.
-   This promotes use of the technology.
-
- * Use a consistent naming convention over the entire world.
-   This simplifies both use and maintenance.
-
-This naming convention is not intended for use by inexperienced users
-to select TZ values by themselves (though they can of course examine
-and reuse existing settings).  Distributors should provide
-documentation and/or a simple selection interface that explains the
-names; see the 'tzselect' program supplied with this distribution for
-one example.
-
-Names normally have the form AREA/LOCATION, where AREA is the name
-of a continent or ocean, and LOCATION is the name of a specific
-location within that region.  North and South America share the same
-area, 'America'.  Typical names are 'Africa/Cairo', 'America/New_York',
-and 'Pacific/Honolulu'.
-
-Here are the general rules used for choosing location names,
-in decreasing order of importance:
-
-	Use only valid POSIX file name components (i.e., the parts of
-		names other than '/').  Do not use the file name
-		components '.' and '..'.  Within a file name component,
-		use only ASCII letters, '.', '-' and '_'.  Do not use
-		digits, as that might create an ambiguity with POSIX
-		TZ strings.  A file name component must not exceed 14
-		characters or start with '-'.  E.g., prefer 'Brunei'
-		to 'Bandar_Seri_Begawan'.  Exceptions: see the discussion
-		of legacy names below.
-	A name must not be empty, or contain '//', or start or end with '/'.
-	Do not use names that differ only in case.  Although the reference
-		implementation is case-sensitive, some other implementations
-		are not, and they would mishandle names differing only in case.
-	If one name A is an initial prefix of another name AB (ignoring case),
-		then B must not start with '/', as a regular file cannot have
-		the same name as a directory in POSIX.  For example,
-		'America/New_York' precludes 'America/New_York/Bronx'.
-	Uninhabited regions like the North Pole and Bouvet Island
-		do not need locations, since local time is not defined there.
-	There should typically be at least one name for each ISO 3166-1
-		officially assigned two-letter code for an inhabited country
-		or territory.
-	If all the clocks in a region have agreed since 1970,
-		don't bother to include more than one location
-		even if subregions' clocks disagreed before 1970.
-		Otherwise these tables would become annoyingly large.
-	If a name is ambiguous, use a less ambiguous alternative;
-		e.g. many cities are named San José and Georgetown, so
-		prefer 'Costa_Rica' to 'San_Jose' and 'Guyana' to 'Georgetown'.
-	Keep locations compact.  Use cities or small islands, not countries
-		or regions, so that any future time zone changes do not split
-		locations into different time zones.  E.g. prefer 'Paris'
-		to 'France', since France has had multiple time zones.
-	Use mainstream English spelling, e.g. prefer 'Rome' to 'Roma', and
-		prefer 'Athens' to the Greek 'Αθήνα' or the Romanized 'Athína'.
-		The POSIX file name restrictions encourage this rule.
-	Use the most populous among locations in a zone,
-		e.g. prefer 'Shanghai' to 'Beijing'.  Among locations with
-		similar populations, pick the best-known location,
-		e.g. prefer 'Rome' to 'Milan'.
-	Use the singular form, e.g. prefer 'Canary' to 'Canaries'.
-	Omit common suffixes like '_Islands' and '_City', unless that
-		would lead to ambiguity.  E.g. prefer 'Cayman' to
-		'Cayman_Islands' and 'Guatemala' to 'Guatemala_City',
-		but prefer 'Mexico_City' to 'Mexico' because the country
-		of Mexico has several time zones.
-	Use '_' to represent a space.
-	Omit '.' from abbreviations in names, e.g. prefer 'St_Helena'
-		to 'St._Helena'.
-	Do not change established names if they only marginally
-		violate the above rules.  For example, don't change
-		the existing name 'Rome' to 'Milan' merely because
-		Milan's population has grown to be somewhat greater
-		than Rome's.
-	If a name is changed, put its old spelling in the 'backward' file.
-		This means old spellings will continue to work.
-
-The file 'zone1970.tab' lists geographical locations used to name time
-zone rule files.  It is intended to be an exhaustive list of names
-for geographic regions as described above; this is a subset of the
-names in the data.  Although a 'zone1970.tab' location's longitude
-corresponds to its LMT offset with one hour for every 15 degrees east
-longitude, this relationship is not exact.
-
-Older versions of this package used a different naming scheme,
-and these older names are still supported.
-See the file 'backward' for most of these older names
-(e.g., 'US/Eastern' instead of 'America/New_York').
-The other old-fashioned names still supported are
-'WET', 'CET', 'MET', and 'EET' (see the file 'europe').
-
-Older versions of this package defined legacy names that are
-incompatible with the first rule of location names, but which are
-still supported.  These legacy names are mostly defined in the file
-'etcetera'.  Also, the file 'backward' defines the legacy names
-'GMT0', 'GMT-0', 'GMT+0' and 'Canada/East-Saskatchewan', and the file
-'northamerica' defines the legacy names 'EST5EDT', 'CST6CDT',
-'MST7MDT', and 'PST8PDT'.
-
-Excluding 'backward' should not affect the other data.  If
-'backward' is excluded, excluding 'etcetera' should not affect the
-remaining data.
-
-
------ Time zone abbreviations -----
-
-When this package is installed, it generates time zone abbreviations
-like 'EST' to be compatible with human tradition and POSIX.
-Here are the general rules used for choosing time zone abbreviations,
-in decreasing order of importance:
-
-	Use abbreviations that consist of three or more ASCII letters.
-		Previous editions of this database also used characters like
-		' ' and '?', but these characters have a special meaning to
-		the shell and cause commands like
-			set `date`
-		to have unexpected effects.
-		Previous editions of this rule required upper-case letters,
-		but the Congressman who introduced Chamorro Standard Time
-		preferred "ChST", so the rule has been relaxed.
-
-		This rule guarantees that all abbreviations could have
-		been specified by a POSIX TZ string.  POSIX
-		requires at least three characters for an
-		abbreviation.  POSIX through 2000 says that an abbreviation
-		cannot start with ':', and cannot contain ',', '-',
-		'+', NUL, or a digit.  POSIX from 2001 on changes this
-		rule to say that an abbreviation can contain only '-', '+',
-		and alphanumeric characters from the portable character set
-		in the current locale.  To be portable to both sets of
-		rules, an abbreviation must therefore use only ASCII
-		letters.
-
-	Use abbreviations that are in common use among English-speakers,
-		e.g. 'EST' for Eastern Standard Time in North America.
-		We assume that applications translate them to other languages
-		as part of the normal localization process; for example,
-		a French application might translate 'EST' to 'HNE'.
-
-	For zones whose times are taken from a city's longitude, use the
-		traditional xMT notation, e.g. 'PMT' for Paris Mean Time.
-		The only name like this in current use is 'GMT'.
-
-	If there is no common English abbreviation, abbreviate the English
-		translation of the usual phrase used by native speakers.
-		If this is not available or is a phrase mentioning the country
-		(e.g. "Cape Verde Time"), then:
-
-		When a country is identified with a single or principal zone,
-			append 'T' to the country's ISO	code, e.g. 'CVT' for
-			Cape Verde Time.  For summer time append 'ST';
-			for double summer time append 'DST'; etc.
-		Otherwise, take the first three letters of an English place
-			name identifying each zone and append 'T', 'ST', etc.
-			as before; e.g. 'VLAST' for VLAdivostok Summer Time.
-
-	Use 'LMT' for local mean time of locations before the introduction
-		of standard time; see "Scope of the tz database".
-
-	Use UT (with time zone abbreviation 'zzz') for locations while
-		uninhabited.  The 'zzz' mnemonic is that these locations are,
-		in some sense, asleep.
-
-Application writers should note that these abbreviations are ambiguous
-in practice: e.g. 'CST' has a different meaning in China than
-it does in the United States.  In new applications, it's often better
-to use numeric UT offsets like '-0600' instead of time zone
-abbreviations like 'CST'; this avoids the ambiguity.
-
-
 ----- Calendrical issues -----
 
 Calendrical issues are a bit out of scope for a time zone database,
@@ -766,6 +786,11 @@
 <http://www.theatlantic.com/technology/archive/2015/02/jet-lag-is-worse-on-mars/386033/>
 
 -----
+
+This file is in the public domain, so clarified as of 2009-05-17 by
+Arthur David Olson.
+
+-----
 Local Variables:
 coding: utf-8
 End:

Modified: trunk/contrib/tzdata/africa
===================================================================
--- trunk/contrib/tzdata/africa	2016-08-15 01:45:23 UTC (rev 7732)
+++ trunk/contrib/tzdata/africa	2016-08-15 01:47:05 UTC (rev 7733)
@@ -338,10 +338,17 @@
 # time this summer, and carry out studies on the possibility of canceling the
 # practice altogether in future years."
 #
-# From Paul Eggert (2015-04-20):
-# For now, assume DST will be canceled.  Any resumption would likely
-# use different rules anyway.
+# From Paul Eggert (2015-04-24):
+# Yesterday the office of Egyptian President El-Sisi announced his
+# decision to abandon DST permanently.  See Ahram Online 2015-04-24.
+# http://english.ahram.org.eg/NewsContent/1/64/128509/Egypt/Politics-/Sisi-cancels-daylight-saving-time-in-Egypt.aspx
 
+# From Steffen Thorsen (2016-04-29):
+# Egypt will have DST from July 7 until the end of October....
+# http://english.ahram.org.eg/NewsContentP/1/204655/Egypt/Daylight-savings-time-returning-to-Egypt-on--July.aspx
+# From Mina Samuel (2016-07-04):
+# Egyptian government took the decision to cancel the DST,
+
 Rule	Egypt	2008	only	-	Aug	lastThu	24:00	0	-
 Rule	Egypt	2009	only	-	Aug	20	24:00	0	-
 Rule	Egypt	2010	only	-	Aug	10	24:00	0	-
@@ -537,7 +544,7 @@
 
 # From Alex Krivenyshev (2008-07-11):
 # Seems that English language article "The revival of daylight saving
-# time: Energy conservation?"-# No. 16578 (07/11/2008) was originally
+# time: Energy conservation?"- No. 16578 (07/11/2008) was originally
 # published on Monday, June 30, 2008...
 #
 # I guess that article in French "Le gouvernement avance l'introduction
@@ -669,7 +676,7 @@
 # Here is a link to official document from Royaume du Maroc Premier Ministre,
 # Ministère de la Modernisation des Secteurs Publics
 #
-# Under Article 1 of Royal Decree No. 455-67 of Act 23 safar 1387 (2 june 1967)
+# Under Article 1 of Royal Decree No. 455-67 of Act 23 safar 1387 (2 June 1967)
 # concerning the amendment of the legal time, the Ministry of Modernization of
 # Public Sectors announced that the official time in the Kingdom will be
 # advanced 60 minutes from Sunday 31 May 2009 at midnight.
@@ -787,20 +794,41 @@
 # will resume again at 02:00 on Saturday, August 2, 2014....
 # http://www.mmsp.gov.ma/fr/actualites.aspx?id=586
 
-# From Paul Eggert (2014-06-05):
-# For now, guess that later spring and fall transitions will use 2014's rules,
+# From Milamber (2015-06-08):
+# (Google Translation) The hour will thus be delayed 60 minutes
+# Sunday, June 14 at 3:00, the ministry said in a statement, adding
+# that the time will be advanced again 60 minutes Sunday, July 19,
+# 2015 at 2:00.  The move comes under 2.12.126 Decree of 26 Jumada I
+# 1433 (18 April 2012) and the decision of the Head of Government of
+# 16 N. 3-29-15 Chaaban 1435 (4 June 2015).
+# Source (french):
+# http://lnt.ma/le-maroc-reculera-dune-heure-le-dimanche-14-juin/
+#
+# From Milamber (2015-06-09):
+# http://www.mmsp.gov.ma/fr/actualites.aspx?id=863
+#
+# From Michael Deckers (2015-06-09):
+# [The gov.ma announcement] would (probably) make the switch on 2015-07-19 go
+# from 03:00 to 04:00 rather than from 02:00 to 03:00, as in the patch....
+# I think the patch is correct and the quoted text is wrong; the text in
+# <http://lnt.ma/le-maroc-reculera-dune-heure-le-dimanche-14-juin/> agrees
+# with the patch.
+
+# From Paul Eggert (2015-06-08):
+# For now, guess that later spring and fall transitions will use 2015's rules,
 # and guess that Morocco will switch to standard time at 03:00 the last
-# Saturday before Ramadan, and back to DST at 02:00 the first Saturday after
-# Ramadan.  To implement this, transition dates for 2015 through 2037 were
+# Sunday before Ramadan, and back to DST at 02:00 the first Sunday after
+# Ramadan.  To implement this, transition dates for 2016 through 2037 were
 # determined by running the following program under GNU Emacs 24.3, with the
 # results integrated by hand into the table below.
-# (let ((islamic-year 1436))
+# (let ((islamic-year 1437))
+#   (require 'cal-islam)
 #   (while (< islamic-year 1460)
 #     (let ((a (calendar-islamic-to-absolute (list 9 1 islamic-year)))
 #           (b (calendar-islamic-to-absolute (list 10 1 islamic-year)))
-#           (saturday 6))
-#       (while (/= saturday (mod (setq a (1- a)) 7)))
-#       (while (/= saturday (mod b 7))
+#           (sunday 0))
+#       (while (/= sunday (mod (setq a (1- a)) 7)))
+#       (while (/= sunday (mod b 7))
 #         (setq b (1+ b)))
 #       (setq a (calendar-gregorian-from-absolute a))
 #       (setq b (calendar-gregorian-from-absolute b))
@@ -836,40 +864,38 @@
 Rule	Morocco	2010	only	-	May	 2	 0:00	1:00	S
 Rule	Morocco	2010	only	-	Aug	 8	 0:00	0	-
 Rule	Morocco	2011	only	-	Apr	 3	 0:00	1:00	S
-Rule	Morocco	2011	only	-	Jul	31	 0	0	-
+Rule	Morocco	2011	only	-	Jul	31	 0:00	0	-
 Rule	Morocco	2012	2013	-	Apr	lastSun	 2:00	1:00	S
-Rule	Morocco	2012	only	-	Sep	30	 3:00	0	-
 Rule	Morocco	2012	only	-	Jul	20	 3:00	0	-
 Rule	Morocco	2012	only	-	Aug	20	 2:00	1:00	S
+Rule	Morocco	2012	only	-	Sep	30	 3:00	0	-
 Rule	Morocco	2013	only	-	Jul	 7	 3:00	0	-
 Rule	Morocco	2013	only	-	Aug	10	 2:00	1:00	S
 Rule	Morocco	2013	max	-	Oct	lastSun	 3:00	0	-
-Rule	Morocco	2014	2022	-	Mar	lastSun	 2:00	1:00	S
+Rule	Morocco	2014	2021	-	Mar	lastSun	 2:00	1:00	S
 Rule	Morocco	2014	only	-	Jun	28	 3:00	0	-
 Rule	Morocco	2014	only	-	Aug	 2	 2:00	1:00	S
-Rule	Morocco	2015	only	-	Jun	13	 3:00	0	-
-Rule	Morocco	2015	only	-	Jul	18	 2:00	1:00	S
-Rule	Morocco	2016	only	-	Jun	 4	 3:00	0	-
-Rule	Morocco	2016	only	-	Jul	 9	 2:00	1:00	S
-Rule	Morocco	2017	only	-	May	20	 3:00	0	-
-Rule	Morocco	2017	only	-	Jul	 1	 2:00	1:00	S
-Rule	Morocco	2018	only	-	May	12	 3:00	0	-
-Rule	Morocco	2018	only	-	Jun	16	 2:00	1:00	S
-Rule	Morocco	2019	only	-	May	 4	 3:00	0	-
-Rule	Morocco	2019	only	-	Jun	 8	 2:00	1:00	S
-Rule	Morocco	2020	only	-	Apr	18	 3:00	0	-
-Rule	Morocco	2020	only	-	May	30	 2:00	1:00	S
-Rule	Morocco	2021	only	-	Apr	10	 3:00	0	-
-Rule	Morocco	2021	only	-	May	15	 2:00	1:00	S
-Rule	Morocco	2022	only	-	Apr	 2	 3:00	0	-
-Rule	Morocco	2022	only	-	May	 7	 2:00	1:00	S
-Rule	Morocco	2023	only	-	Apr	22	 2:00	1:00	S
-Rule	Morocco	2024	only	-	Apr	13	 2:00	1:00	S
-Rule	Morocco	2025	only	-	Apr	 5	 2:00	1:00	S
+Rule	Morocco	2015	only	-	Jun	14	 3:00	0	-
+Rule	Morocco	2015	only	-	Jul	19	 2:00	1:00	S
+Rule	Morocco	2016	only	-	Jun	 5	 3:00	0	-
+Rule	Morocco	2016	only	-	Jul	10	 2:00	1:00	S
+Rule	Morocco	2017	only	-	May	21	 3:00	0	-
+Rule	Morocco	2017	only	-	Jul	 2	 2:00	1:00	S
+Rule	Morocco	2018	only	-	May	13	 3:00	0	-
+Rule	Morocco	2018	only	-	Jun	17	 2:00	1:00	S
+Rule	Morocco	2019	only	-	May	 5	 3:00	0	-
+Rule	Morocco	2019	only	-	Jun	 9	 2:00	1:00	S
+Rule	Morocco	2020	only	-	Apr	19	 3:00	0	-
+Rule	Morocco	2020	only	-	May	24	 2:00	1:00	S
+Rule	Morocco	2021	only	-	Apr	11	 3:00	0	-
+Rule	Morocco	2021	only	-	May	16	 2:00	1:00	S
+Rule	Morocco	2022	only	-	May	 8	 2:00	1:00	S
+Rule	Morocco	2023	only	-	Apr	23	 2:00	1:00	S
+Rule	Morocco	2024	only	-	Apr	14	 2:00	1:00	S
+Rule	Morocco	2025	only	-	Apr	 6	 2:00	1:00	S
 Rule	Morocco	2026	max	-	Mar	lastSun	 2:00	1:00	S
-Rule	Morocco	2035	only	-	Oct	27	 3:00	0	-
-Rule	Morocco	2036	only	-	Oct	18	 3:00	0	-
-Rule	Morocco	2037	only	-	Oct	10	 3:00	0	-
+Rule	Morocco	2036	only	-	Oct	19	 3:00	0	-
+Rule	Morocco	2037	only	-	Oct	 4	 3:00	0	-
 
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone Africa/Casablanca	-0:30:20 -	LMT	1913 Oct 26

Modified: trunk/contrib/tzdata/antarctica
===================================================================
--- trunk/contrib/tzdata/antarctica	2016-08-15 01:45:23 UTC (rev 7732)
+++ trunk/contrib/tzdata/antarctica	2016-08-15 01:47:05 UTC (rev 7733)
@@ -13,7 +13,7 @@
 #
 # Except for the French entries,
 # I made up all time zone abbreviations mentioned here; corrections welcome!
-# FORMAT is 'zzz' and GMTOFF is 0 for locations while uninhabited.
+# FORMAT is '-00' and GMTOFF is 0 for locations while uninhabited.
 
 # Argentina - year-round bases
 # Belgrano II, Confin Coast, -770227-0343737, since 1972-02-05
@@ -67,7 +67,7 @@
 # http://www.timeanddate.com/news/time/antartica-time-changes-2010.html
 
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
-Zone Antarctica/Casey	0	-	zzz	1969
+Zone Antarctica/Casey	0	-	-00	1969
 			8:00	-	AWST	2009 Oct 18  2:00
 						# Australian Western Std Time
 			11:00	-	CAST	2010 Mar  5  2:00  # Casey Time
@@ -74,15 +74,15 @@
 			8:00	-	AWST	2011 Oct 28  2:00
 			11:00	-	CAST	2012 Feb 21 17:00u
 			8:00	-	AWST
-Zone Antarctica/Davis	0	-	zzz	1957 Jan 13
+Zone Antarctica/Davis	0	-	-00	1957 Jan 13
 			7:00	-	DAVT	1964 Nov    # Davis Time
-			0	-	zzz	1969 Feb
+			0	-	-00	1969 Feb
 			7:00	-	DAVT	2009 Oct 18  2:00
 			5:00	-	DAVT	2010 Mar 10 20:00u
 			7:00	-	DAVT	2011 Oct 28  2:00
 			5:00	-	DAVT	2012 Feb 21 20:00u
 			7:00	-	DAVT
-Zone Antarctica/Mawson	0	-	zzz	1954 Feb 13
+Zone Antarctica/Mawson	0	-	-00	1954 Feb 13
 			6:00	-	MAWT	2009 Oct 18  2:00 # Mawson Time
 			5:00	-	MAWT
 # References:
@@ -137,7 +137,7 @@
 #	fishing stations operated variously 1819/1931
 #
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
-Zone Indian/Kerguelen	0	-	zzz	1950 # Port-aux-Français
+Zone Indian/Kerguelen	0	-	-00	1950 # Port-aux-Français
 			5:00	-	TFT	# ISO code TF Time
 #
 # year-round base in the main continent
@@ -148,9 +148,9 @@
 # It was destroyed by fire on 1952-01-14.
 #
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
-Zone Antarctica/DumontDUrville 0 -	zzz	1947
+Zone Antarctica/DumontDUrville 0 -	-00	1947
 			10:00	-	PMT	1952 Jan 14 # Port-Martin Time
-			0	-	zzz	1956 Nov
+			0	-	-00	1956 Nov
 			10:00	-	DDUT	# Dumont-d'Urville Time
 
 # France & Italy - year-round base
@@ -176,7 +176,7 @@
 # was established on 1957-01-29.  Since Syowa station is still the main
 # station of Japan, it's appropriate for the principal location.
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
-Zone Antarctica/Syowa	0	-	zzz	1957 Jan 29
+Zone Antarctica/Syowa	0	-	-00	1957 Jan 29
 			3:00	-	SYOT	# Syowa Time
 # See:
 # NIPR Antarctic Research Activities (1999-08-17)
@@ -226,7 +226,7 @@
 # Remove the following line when uncommenting the above '#Rule' lines.
 Rule	Troll	2004	max	-	Oct	lastSun	1:00u	0:00	UTC
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
-Zone Antarctica/Troll	0	-	zzz	2005 Feb 12
+Zone Antarctica/Troll	0	-	-00	2005 Feb 12
 			0:00	Troll	%s
 
 # Poland - year-round base
@@ -267,7 +267,7 @@
 # happened to be during their visit.  So we still don't really know what time
 # it is at Vostok.  But we'll guess UTC+6.
 #
-Zone Antarctica/Vostok	0	-	zzz	1957 Dec 16
+Zone Antarctica/Vostok	0	-	-00	1957 Dec 16
 			6:00	-	VOST	# Vostok time
 
 # S Africa - year-round bases
@@ -300,7 +300,7 @@
 # <http://webexhibits.org/daylightsaving/g.html> says Rothera is -03 all year.
 #
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
-Zone Antarctica/Rothera	0	-	zzz	1976 Dec  1
+Zone Antarctica/Rothera	0	-	-00	1976 Dec  1
 			-3:00	-	ROTT	# Rothera time
 
 # Uruguay - year round base

Modified: trunk/contrib/tzdata/asia
===================================================================
--- trunk/contrib/tzdata/asia	2016-08-15 01:45:23 UTC (rev 7732)
+++ trunk/contrib/tzdata/asia	2016-08-15 01:47:05 UTC (rev 7733)
@@ -6,7 +6,7 @@
 # tz at iana.org for general use in the future).  For more, please see
 # the file CONTRIBUTING in the tz distribution.
 
-# From Paul Eggert (2014-10-31):
+# From Paul Eggert (2015-08-08):
 #
 # Unless otherwise specified, the source for data through 1990 is:
 # Thomas G. Shanks and Rique Pottenger, The International Atlas (6th edition),
@@ -43,7 +43,7 @@
 #	2:00 EET  EEST	Eastern European Time
 #	2:00 IST  IDT	Israel
 #	3:00 AST  ADT	Arabia*
-#	3:30 IRST IRDT	Iran
+#	3:30 IRST IRDT	Iran*
 #	4:00 GST	Gulf*
 #	5:30 IST	India
 #	7:00 ICT	Indochina, most times and locations*
@@ -52,10 +52,11 @@
 #	8:00 CST	China
 #	8:00 IDT	Indochina, 1943-45, 1947-55, 1960-75 (some locations)*
 #	8:00 JWST	Western Standard Time (Japan, 1896/1937)*
+#	8:30 KST  KDT	Korea when at +0830*
 #	9:00 JCST	Central Standard Time (Japan, 1896/1937)
 #	9:00 WIT	east Indonesia (Waktu Indonesia Timur)
 #	9:00 JST  JDT	Japan
-#	9:00 KST  KDT	Korea
+#	9:00 KST  KDT	Korea when at +09
 #	9:30 ACST	Australian Central Standard Time
 #
 # See the 'europe' file for Russia and Turkey in Asia.
@@ -78,13 +79,9 @@
 Rule E-EurAsia	1996	max	-	Oct	lastSun	 0:00	0	-
 Rule RussiaAsia	1981	1984	-	Apr	1	 0:00	1:00	S
 Rule RussiaAsia	1981	1983	-	Oct	1	 0:00	0	-
-Rule RussiaAsia	1984	1991	-	Sep	lastSun	 2:00s	0	-
-Rule RussiaAsia	1985	1991	-	Mar	lastSun	 2:00s	1:00	S
-Rule RussiaAsia	1992	only	-	Mar	lastSat	23:00	1:00	S
-Rule RussiaAsia	1992	only	-	Sep	lastSat	23:00	0	-
-Rule RussiaAsia	1993	max	-	Mar	lastSun	 2:00s	1:00	S
-Rule RussiaAsia	1993	1995	-	Sep	lastSun	 2:00s	0	-
-Rule RussiaAsia	1996	max	-	Oct	lastSun	 2:00s	0	-
+Rule RussiaAsia	1984	1995	-	Sep	lastSun	 2:00s	0	-
+Rule RussiaAsia	1985	2011	-	Mar	lastSun	 2:00s	1:00	S
+Rule RussiaAsia	1996	2011	-	Oct	lastSun	 2:00s	0	-
 
 # Afghanistan
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
@@ -124,22 +121,32 @@
 			3:00	1:00	YERST	1991 Sep 23 # independence
 			3:00 RussiaAsia	AM%sT	1995 Sep 24  2:00s
 			4:00	-	AMT	1997
-			4:00 RussiaAsia	AM%sT	2012 Mar 25  2:00s
+			4:00 RussiaAsia	AM%sT	2012 Feb  9
 			4:00	-	AMT
 
 # Azerbaijan
+
 # From Rustam Aliyev of the Azerbaijan Internet Forum (2005-10-23):
 # According to the resolution of Cabinet of Ministers, 1997
-# Resolution available at: http://aif.az/docs/daylight_res.pdf
+# From Paul Eggert (2015-09-17): It was Resolution No. 21 (1997-03-17).
+# http://code.az/files/daylight_res.pdf
+
+# From Steffen Thorsen (2016-03-17):
+# ... the Azerbaijani Cabinet of Ministers has cancelled switching to
+# daylight saving time....
+# http://www.azernews.az/azerbaijan/94137.html
+# http://vestnikkavkaza.net/news/Azerbaijani-Cabinet-of-Ministers-cancels-daylight-saving-time.html
+# http://en.apa.az/xeber_azerbaijan_abolishes_daylight_savings_ti_240862.html
+
 # Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
-Rule	Azer	1997	max	-	Mar	lastSun	 4:00	1:00	S
-Rule	Azer	1997	max	-	Oct	lastSun	 5:00	0	-
+Rule	Azer	1997	2015	-	Mar	lastSun	 4:00	1:00	S
+Rule	Azer	1997	2015	-	Oct	lastSun	 5:00	0	-
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone	Asia/Baku	3:19:24 -	LMT	1924 May  2
 			3:00	-	BAKT	1957 Mar    # Baku Time
 			4:00 RussiaAsia BAK%sT	1991 Mar 31  2:00s
 			3:00	1:00	BAKST	1991 Aug 30 # independence
-			3:00 RussiaAsia	AZ%sT	1992 Sep lastSat 23:00
+			3:00 RussiaAsia	AZ%sT	1992 Sep lastSun  2:00s
 			4:00	-	AZT	1996     # Azerbaijan Time
 			4:00	EUAsia	AZ%sT	1997
 			4:00	Azer	AZ%sT
@@ -872,6 +879,15 @@
 			9:00	-	TLT
 
 # India
+
+# From Ian P. Beacock, in "A brief history of (modern) time", The Atlantic
+# http://www.theatlantic.com/technology/archive/2015/12/the-creation-of-modern-time/421419/
+# (2015-12-22):
+# In January 1906, several thousand cotton-mill workers rioted on the
+# outskirts of Bombay....  They were protesting the proposed abolition of
+# local time in favor of Indian Standard Time....  Journalists called this
+# dispute the "Battle of the Clocks."  It lasted nearly half a century.
+
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone	Asia/Kolkata	5:53:28 -	LMT	1880        # Kolkata
 			5:53:20	-	HMT	1941 Oct    # Howrah Mean Time?
@@ -1027,7 +1043,7 @@
 #
 # From Roozbeh Pournader (2007-11-05):
 # This is quoted from Official Gazette of the Islamic Republic of
-# Iran, Volume 63, Number 18242, dated Tuesday 1386/6/24
+# Iran, Volume 63, No. 18242, dated Tuesday 1386/6/24
 # [2007-10-16]. I am doing the best translation I can:...
 # The official time of the country will be moved forward for one hour
 # on the 24 hours of the first day of the month of Farvardin and will
@@ -1082,8 +1098,15 @@
 Rule	Iran	2032	2033	-	Sep	21	0:00	0	S
 Rule	Iran	2034	2035	-	Mar	22	0:00	1:00	D
 Rule	Iran	2034	2035	-	Sep	22	0:00	0	S
-Rule	Iran	2036	2037	-	Mar	21	0:00	1:00	D
-Rule	Iran	2036	2037	-	Sep	21	0:00	0	S
+#
+# The following rules are approximations starting in the year 2038.
+# These are the best post-2037 approximations available, given the
+# restrictions of a single rule using a Gregorian-based data format.
+# At some point this table will need to be extended, though quite
+# possibly Iran will change the rules first.
+Rule	Iran	2036	max	-	Mar	21	0:00	1:00	D
+Rule	Iran	2036	max	-	Sep	21	0:00	0	S
+
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone	Asia/Tehran	3:25:44	-	LMT	1916
 			3:25:44	-	TMT	1946     # Tehran Mean Time
@@ -1540,24 +1563,7 @@
 
 # Kazakhstan
 
-# From Paul Eggert (1996-11-22):
-# Andrew Evtichov (1996-04-13) writes that Kazakhstan
-# stayed in sync with Moscow after 1990, and that Aqtobe (formerly Aktyubinsk)
-# and Aqtau (formerly Shevchenko) are the largest cities in their zones.
-# Guess that Aqtau and Aqtobe diverged in 1995, since that's the first time
-# IATA SSIM mentions a third time zone in Kazakhstan.
-
-# From Paul Eggert (2006-03-22):
-# German Iofis, ELSI, Almaty (2001-10-09) reports that Kazakhstan uses
-# RussiaAsia rules, instead of switching at 00:00 as the IATA has it.
-# Go with Shanks & Pottenger, who have them always using RussiaAsia rules.
-# Also go with the following claims of Shanks & Pottenger:
-#
-# - Kazakhstan did not observe DST in 1991.
-# - Qyzylorda switched from +5:00 to +6:00 on 1992-01-19 02:00.
-# - Oral switched from +5:00 to +4:00 in spring 1989.
-
-# From Kazakhstan Embassy's News Bulletin #11
+# From Kazakhstan Embassy's News Bulletin No. 11
 # <http://www.kazsociety.org.uk/news/2005/03/30.htm> (2005-03-21):
 # The Government of Kazakhstan passed a resolution March 15 abolishing
 # daylight saving time citing lack of economic benefits and health
@@ -1573,61 +1579,232 @@
 # everything else....  I guess that would make Kazakhstan time zones
 # de jure UTC+5 and UTC+6 respectively.
 
+# From Stepan Golosunov (2016-03-27) ([*] means see later comments below):
+# Review of the linked documents from http://adilet.zan.kz/
+# produced the following data for post-1991 Kazakhstan:
 #
+# 0. Act of the Cabinet of Ministers of the USSR
+# from 1991-02-04 No. 20
+# http://pravo.gov.ru/proxy/ips/?docbody=&nd=102010545
+# removed the extra hour ("decree time") on the territory of the USSR
+# starting with the last Sunday of March 1991.
+# It also allowed (but not mandated) Kazakh SSR, Kirghiz SSR, Tajik SSR,
+# Turkmen SSR and Uzbek SSR to not have "summer" time.
+#
+# The 1992-01-13 act also refers to the act of the Cabinet of Ministers
+# of the Kazakh SSR from 1991-03-20 No. 170 "About the act of the Cabinet
+# of Ministers of the USSR from 1991-02-04 No. 20" but I didn't found its
+# text.
+#
+# According to Izvestia newspaper No. 68 (23334) from 1991-03-20
+# (page 6; available at http://libinfo.org/newsr/newsr2574.djvu via
+# http://libinfo.org/index.php?id=58564) on 1991-03-31 at 2:00 during
+# transition to "summer" time:
+# Republic of Georgia, Latvian SSR, Lithuanian SSR, SSR Moldova,
+# Estonian SSR; Komi ASSR; Kaliningrad oblast; Nenets autonomous okrug
+# were to move clocks 1 hour forward.
+# Kazakh SSR (excluding Uralsk oblast); Republic of Kyrgyzstan, Tajik
+# SSR; Andijan, Jizzakh, Namangan, Sirdarya, Tashkent, Fergana oblasts
+# of the Uzbek SSR were to move clocks 1 hour backwards.
+# Other territories were to not move clocks.
+# When the "summer" time would end on 1991-09-29, clocks were to be
+# moved 1 hour backwards on the territory of the USSR excluding
+# Kazakhstan, Kirghizia, Uzbekistan, Turkmenia, Tajikistan.
+#
+# Apparently there were last minute changes. Apparently Kazakh act No. 170
+# was one of such changes.
+#
+# https://ru.wikipedia.org/wiki/Декретное время
+# claims that Sovetskaya Rossiya newspaper on 1991-03-29 published that
+# Nenets autonomous okrug, Komi and Kazakhstan (excluding Uralsk oblast)
+# were to not move clocks and Uralsk oblast was to move clocks
+# forward; on 1991-09-29 Kazakhstan was to move clocks backwards.
+# (Probably there were changes even after that publication. There is an
+# article claiming that Kaliningrad oblast decided on 1991-03-29 to not
+# move clocks.)
+#
+# This implies that on 1991-03-31 Asia/Oral remained on +04/+05 while
+# the rest of Kazakhstan switched from +06/+07 to +05/06 or from +05/06
+# to +04/+05. It's unclear how Kzyl-Orda oblast moved into the fifth
+# time belt. (By switching from +04/+05 to +05/+06 on 1991-09-29?) ...
+#
+# 1. Act of the Cabinet of Ministers of the Republic of Kazakhstan
+# from 1992-01-13 No. 28
+# http://adilet.zan.kz/rus/docs/P920000028_
+# (text includes modification from the 1996 act)
+# introduced new rules for calculation of time, mirroring Russian
+# 1992-01-08 act.  It specified that time would be calculated
+# according to time belts plus extra hour ("decree time"), moved clocks
+# on the whole territory of Kazakhstan 1 hour forward on 1992-01-19 at
+# 2:00, specified DST rules.  It acknowledged that Kazakhstan was
+# located in the fourth and the fifth time belts and specified the
+# border between them to be located east of Kustanay and Aktyubinsk
+# oblasts (notably including Turgai and Kzyl-Orda oblasts into the fifth
+# time belt).
+#
+# This means switch on 1992-01-19 at 2:00 from +04/+05 to +05/+06 for
+# Asia/Aqtau, Asia/Aqtobe, Asia/Oral, Atyrau and Kustanay oblasts; from
+# +05/+06 to +06/+07 for Asia/Almaty and Asia/Qyzylorda (and Arkalyk) [*]....
+#
+# 2. Act of the Cabinet of Ministers of the Republic of Kazakhstan
+# from 1992-03-27 No. 284
+# http://adilet.zan.kz/rus/docs/P920000284_
+# cancels extra hour ("decree time") for Uralsk and Kzyl-Orda oblasts
+# since the last Sunday of March 1992, while keeping them in the fourth
+# and the fifth time belts respectively.
+#
+# 3. Order of the Prime Minister of the Republic of Kazakhstan
+# from 1994-09-23 No. 384
+# http://adilet.zan.kz/rus/docs/R940000384_
+# cancels the extra hour ("decree time") on the territory of Mangystau
+# oblast since the last Sunday of September 1994 (saying that time on
+# the territory would correspond to the third time belt as a
+# result)....
+#
+# 4. Act of the Government of the Republic of Kazakhstan
+# from 1996-05-08 No. 575
+# http://adilet.zan.kz/rus/docs/P960000575_
+# amends the 1992-01-13 act to end summer time in October instead
+# of September, mirroring identical Russian change from 1996-04-23 act.
+#
+# 5. Act of the Government of the Republic of Kazakhstan
+# from 1999-03-26 No. 305
+# http://adilet.zan.kz/rus/docs/P990000305_
+# cancels the extra hour ("decree time") for Atyrau oblast since the
+# last Sunday of March 1999 while retaining the oblast in the fourth
+# time belt.
+#
+# This means change from +05/+06 to +04/+05.
+#
+# There is no zone for Atyrau currently (listed under Asia/Aqtau in
+# zone1970.tab).[*]
+#
+# 6. Act of the Government of the Republic of Kazakhstan
+# from 2000-11-23 No. 1749
+# http://adilet.zan.kz/rus/archive/docs/P000001749_/23.11.2000
+# replaces the previous five documents.
+#
+# The only changes I noticed are in definition of the border between the
+# fourth and the fifth time belts.  They account for changes in spelling
+# and administrative division (splitting of Turgai oblast in 1997
+# probably changed time in territories incorporated into Kostanay oblast
+# (including Arkalyk) from +06/+07 to +05/+06) and move Kyzylorda oblast
+# from being in the fifth time belt and not using decree time into the
+# fourth time belt (no change in practice).[*]
+#
+# 7. Act of the Government of the Republic of Kazakhstan
+# from 2003-12-29 No. 1342
+# http://adilet.zan.kz/rus/docs/P030001342_
+# modified the 2000-11-23 act.  No relevant changes, apparently.
+#
+# 8. Act of the Government of the Republic of Kazakhstan
+# from 2004-07-20 No. 775
+# http://adilet.zan.kz/rus/archive/docs/P040000775_/20.07.2004
+# modified the 2000-11-23 act to move Kostanay and Kyzylorda oblasts into
+# the fifth time belt and add Aktobe oblast to the list of regions not
+# using extra hour ("decree time"), leaving Kazakhstan with only 2 time
+# zones (+04/+05 and +06/+07).  The changes were to be implemented
+# during DST transitions in 2004 and 2005 but the acts got radically
+# amended before implementation happened.
+#
+# 9. Act of the Government of the Republic of Kazakhstan
+# from 2004-09-15 No. 1059
+# http://adilet.zan.kz/rus/docs/P040001059_
+# modified the 2000-11-23 act to remove exceptions from the "decree time"
+# (leaving Kazakhstan in +05/+06 and +06/+07 zones), amended the
+# 2004-07-20 act to implement changes for Atyrau, West Kazakhstan,
+# Kostanay, Kyzylorda and Mangystau oblasts by not moving clocks
+# during the 2014 transition to "winter" time.
+#
+# This means transition from +04/+05 to +05/+06 for Atyrau oblast (no
+# zone currently), Asia/Oral, Asia/Aqtau and transition from +05/+06 to
+# +06/+07 for Kostanay oblast (Kostanay and Arkalyk, no zones currently)
+# and Asia/Qyzylorda on 2004-10-31 at 3:00....[*]
+#
+# 10. Act of the Government of the Republic of Kazakhstan
+# from 2005-03-15 No. 231
+# http://adilet.zan.kz/rus/docs/P050000231_
+# removes DST provisions from the 2000-11-23 act, removes most of the
+# (already implemented) provisions from the 2004-07-20 and 2004-09-15
+# acts, comes into effect 10 days after official publication.
+# The only practical effect seems to be the abolition of the summer
+# time.
+#
+# Unamended version of the act of the Government of the Russian Federation
+# No. 23 from 1992-01-08 [See 'europe' file for details].
+# Kazakh 1992-01-13 act appears to provide the same rules and 1992-03-27
+# act was to be enacted on the last Sunday of March 1992.
+
+# From Paul Eggert (2016-04-15):
+# The tables below should reflect Stepan Golosunov's remarks above,
+# except for the items marked "[*]" which I haven't gotten to yet.
+# It looks like we will need new zones Asia/Atyrau and Asia/Qostanay
+# to handle changes from 1992 through 2004 that we did not previously
+# know about.
+
+#
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 #
 # Almaty (formerly Alma-Ata), representing most locations in Kazakhstan
+# This includes KZ-AKM, KZ-ALA, KZ-ALM, KZ-AST, KZ-BAY, KZ-VOS, KZ-ZHA,
+# KZ-KAR, KZ-SEV, KZ-PAV, and KZ-YUZ.
 Zone	Asia/Almaty	5:07:48 -	LMT	1924 May  2 # or Alma-Ata
-			5:00	-	ALMT	1930 Jun 21 # Alma-Ata Time
-			6:00 RussiaAsia ALM%sT	1991
-			6:00	-	ALMT	1992
-			6:00 RussiaAsia	ALM%sT	2005 Mar 15
-			6:00	-	ALMT
-# Qyzylorda (aka Kyzylorda, Kizilorda, Kzyl-Orda, etc.)
+			5:00	-	+05	1930 Jun 21
+			6:00 RussiaAsia +06/+07	1991 Mar 31  2:00s
+			5:00 RussiaAsia	+05/+06	1992 Jan 19  2:00s
+			6:00 RussiaAsia	+06/+07	2004 Oct 31  2:00s
+			6:00	-	+06
+# Qyzylorda (aka Kyzylorda, Kizilorda, Kzyl-Orda, etc.) (KZ-KZY)
 Zone	Asia/Qyzylorda	4:21:52 -	LMT	1924 May  2
-			4:00	-	KIZT	1930 Jun 21 # Kizilorda Time
-			5:00	-	KIZT	1981 Apr  1
-			5:00	1:00	KIZST	1981 Oct  1
-			6:00	-	KIZT	1982 Apr  1
-			5:00 RussiaAsia	KIZ%sT	1991
-			5:00	-	KIZT	1991 Dec 16 # independence
-			5:00	-	QYZT	1992 Jan 19  2:00
-			6:00 RussiaAsia	QYZ%sT	2005 Mar 15
-			6:00	-	QYZT
-# Aqtobe (aka Aktobe, formerly Aktyubinsk)
+			4:00	-	+04	1930 Jun 21
+			5:00	-	+05	1981 Apr  1
+			5:00	1:00	+06	1981 Oct  1
+			6:00	-	+06	1982 Apr  1
+			5:00 RussiaAsia	+05/+06	1991 Mar 31  2:00s
+			4:00 RussiaAsia	+04/+05	1991 Sep 29  2:00s
+			5:00 RussiaAsia	+05/+06	1992 Jan 19  2:00s
+			6:00 RussiaAsia	+06/+07	1992 Mar 29  2:00s
+			5:00 RussiaAsia	+05/+06	2004 Oct 31  2:00s
+			6:00	-	+06
+# Aqtobe (aka Aktobe, formerly Aktyubinsk) (KZ-AKT)
 Zone	Asia/Aqtobe	3:48:40	-	LMT	1924 May  2
-			4:00	-	AKTT	1930 Jun 21 # Aktyubinsk Time
-			5:00	-	AKTT	1981 Apr  1
-			5:00	1:00	AKTST	1981 Oct  1
-			6:00	-	AKTT	1982 Apr  1
-			5:00 RussiaAsia	AKT%sT	1991
-			5:00	-	AKTT	1991 Dec 16 # independence
-			5:00 RussiaAsia	AQT%sT	2005 Mar 15 # Aqtobe Time
-			5:00	-	AQTT
-# Mangghystau
+			4:00	-	+04	1930 Jun 21
+			5:00	-	+05	1981 Apr  1
+			5:00	1:00	+06	1981 Oct  1
+			6:00	-	+06	1982 Apr  1
+			5:00 RussiaAsia	+05/+06	1991 Mar 31  2:00s
+			4:00 RussiaAsia	+04/+05	1992 Jan 19  2:00s
+			5:00 RussiaAsia	+05/+06	2004 Oct 31  2:00s
+			5:00	-	+05
+# Qostanay (KZ-KUS)
+
+# Mangghystau (KZ-MAN)
 # Aqtau was not founded until 1963, but it represents an inhabited region,
 # so include time stamps before 1963.
 Zone	Asia/Aqtau	3:21:04	-	LMT	1924 May  2
-			4:00	-	FORT	1930 Jun 21 # Fort Shevchenko T
-			5:00	-	FORT	1963
-			5:00	-	SHET	1981 Oct  1 # Shevchenko Time
-			6:00	-	SHET	1982 Apr  1
-			5:00 RussiaAsia	SHE%sT	1991
-			5:00	-	SHET	1991 Dec 16 # independence
-			5:00 RussiaAsia	AQT%sT	1995 Mar lastSun  2:00 # Aqtau Time
-			4:00 RussiaAsia	AQT%sT	2005 Mar 15
-			5:00	-	AQTT
-# West Kazakhstan
+			4:00	-	+04	1930 Jun 21
+			5:00	-	+05	1963
+			5:00	-	+05	1981 Oct  1
+			6:00	-	+06	1982 Apr  1
+			5:00 RussiaAsia	+05/+06	1991 Mar 31  2:00s
+			4:00 RussiaAsia	+04/+05	1992 Jan 19  2:00s
+			5:00 RussiaAsia	+05/+06	1994 Sep 25  2:00s
+			4:00 RussiaAsia	+04/+05	2004 Oct 31  2:00s
+			5:00	-	+05
+
+# West Kazakhstan (KZ-ZAP)
+# From Paul Eggert (2016-03-18):
+# The 1989 transition is from USSR act No. 227 (1989-03-14).
 Zone	Asia/Oral	3:25:24	-	LMT	1924 May  2 # or Ural'sk
-			4:00	-	URAT	1930 Jun 21 # Ural'sk time
-			5:00	-	URAT	1981 Apr  1
-			5:00	1:00	URAST	1981 Oct  1
-			6:00	-	URAT	1982 Apr  1
-			5:00 RussiaAsia	URA%sT	1989 Mar 26  2:00
-			4:00 RussiaAsia	URA%sT	1991
-			4:00	-	URAT	1991 Dec 16 # independence
-			4:00 RussiaAsia	ORA%sT	2005 Mar 15 # Oral Time
-			5:00	-	ORAT
+			4:00	-	+04	1930 Jun 21
+			5:00	-	+05	1981 Apr  1
+			5:00	1:00	+06	1981 Oct  1
+			6:00	-	+06	1982 Apr  1
+			5:00 RussiaAsia	+05/+06	1989 Mar 26  2:00s
+			4:00 RussiaAsia	+04/+05	1992 Jan 19  2:00s
+			5:00 RussiaAsia	+05/+06	1992 Mar 29  2:00s
+			4:00 RussiaAsia	+04/+05	2004 Oct 31  2:00s
+			5:00	-	+05
 
 # Kyrgyzstan (Kirgizstan)
 # Transitions through 1991 are from Shanks & Pottenger.
@@ -1711,6 +1888,18 @@
 #
 # For Pyongyang we have no information; guess no changes since World War II.
 
+# From Steffen Thorsen (2015-08-07):
+# According to many news sources, North Korea is going to change to
+# the 8:30 time zone on August 15, one example:
+# http://www.bbc.com/news/world-asia-33815049
+#
+# From Paul Eggert (2015-08-15):
+# Bells rang out midnight (00:00) Friday as part of the celebrations.  See:
+# Talmadge E. North Korea celebrates new time zone, 'Pyongyang Time'
+# http://news.yahoo.com/north-korea-celebrates-time-zone-pyongyang-time-164038128.html
+# There is no common English-language abbreviation for this time zone.
+# Use KST, as that's what we already use for 1954-1961 in ROK.
+
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone	Asia/Seoul	8:27:52	-	LMT	1908 Apr  1
 			8:30	-	KST	1912 Jan  1
@@ -1723,7 +1912,8 @@
 			8:30	-	KST	1912 Jan  1
 			9:00	-	JCST	1937 Oct  1
 			9:00	-	JST	1945 Aug 24
-			9:00	-	KST
+			9:00	-	KST	2015 Aug 15 00:00
+			8:30	-	KST
 
 ###############################################################################
 
@@ -2096,8 +2286,8 @@
 # http://www.app.com.pk/en_/index.php?option=com_content&task=view&id=99374&Itemid=2
 
 # Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
-Rule Pakistan	2002	only	-	Apr	Sun>=2	0:01	1:00	S
-Rule Pakistan	2002	only	-	Oct	Sun>=2	0:01	0	-
+Rule Pakistan	2002	only	-	Apr	Sun>=2	0:00	1:00	S
+Rule Pakistan	2002	only	-	Oct	Sun>=2	0:00	0	-
 Rule Pakistan	2008	only	-	Jun	1	0:00	1:00	S
 Rule Pakistan	2008	2009	-	Nov	1	0:00	0	-
 Rule Pakistan	2009	only	-	Apr	15	0:00	1:00	S
@@ -2365,6 +2555,16 @@
 # http://www.timeanddate.com/time/change/gaza-strip/gaza
 # http://www.timeanddate.com/time/change/west-bank/hebron
 
+# From Hannah Kreitem (2016-03-09):
+# http://www.palestinecabinet.gov.ps/WebSite/ar/ViewDetails?ID=31728
+# [Google translation]: "The Council also decided to start daylight
+# saving in Palestine as of one o'clock on Saturday morning,
+# 2016-03-26, to provide the clock 60 minutes ahead."
+#
+# From Paul Eggert (2016-03-12):
+# Predict spring transitions on March's last Saturday at 01:00 from now on.
+# Leave fall predictions alone for now.
+
 # Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
 Rule EgyptAsia	1957	only	-	May	10	0:00	1:00	S
 Rule EgyptAsia	1957	1958	-	Oct	 1	0:00	0	-
@@ -2393,7 +2593,8 @@
 Rule Palestine	2012	only	-	Sep	21	1:00	0	-
 Rule Palestine	2013	only	-	Sep	Fri>=21	0:00	0	-
 Rule Palestine	2014	max	-	Oct	Fri>=21	0:00	0	-
-Rule Palestine	2015	max	-	Mar	lastFri	24:00	1:00	S
+Rule Palestine	2015	only	-	Mar	lastFri	24:00	1:00	S
+Rule Palestine	2016	max	-	Mar	lastSat	1:00	1:00	S
 
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone	Asia/Gaza	2:17:52	-	LMT	1900 Oct

Modified: trunk/contrib/tzdata/australasia
===================================================================
--- trunk/contrib/tzdata/australasia	2016-08-15 01:45:23 UTC (rev 7732)
+++ trunk/contrib/tzdata/australasia	2016-08-15 01:47:05 UTC (rev 7733)
@@ -60,6 +60,14 @@
 # Hamilton is the largest, but there is also a Hamilton in Victoria,
 # so use Lindeman.
 #
+# From J William Piggott (2016-02-20):
+# There is no location named Holiday Islands in Queensland Australia; holiday
+# islands is a colloquial term used globally.  Hayman and Lindeman are at the
+# north and south extremes of the Whitsunday Islands archipelago, and
+# Hamilton is in between; it is reasonable to believe that this time zone
+# applies to all of the Whitsundays.
+# http://www.australia.gov.au/about-australia/australian-story/austn-islands
+#
 # Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
 Rule	AQ	1971	only	-	Oct	lastSun	2:00s	1:00	D
 Rule	AQ	1972	only	-	Feb	lastSun	2:00s	0	S
@@ -235,11 +243,11 @@
 # will produce a binary file with an [A]EST-type as the first 32-bit type;
 # this is required for correct handling of times before 1916 by
 # pre-2013 versions of localtime.
-Zone Antarctica/Macquarie 0	-	zzz	1899 Nov
+Zone Antarctica/Macquarie 0	-	-00	1899 Nov
 			10:00	-	AEST	1916 Oct  1  2:00
 			10:00	1:00	AEDT	1917 Feb
 			10:00	Aus	AE%sT	1919 Apr  1  0:00s
-			0	-	zzz	1948 Mar 25
+			0	-	-00	1948 Mar 25
 			10:00	Aus	AE%sT	1967
 			10:00	AT	AE%sT	2010 Apr  4  3:00
 			11:00	-	MIST	# Macquarie I Standard Time
@@ -335,10 +343,17 @@
 # DST will start Nov. 2 this year.
 # http://www.fiji.gov.fj/Media-Center/Press-Releases/DAYLIGHT-SAVING-STARTS-ON-SUNDAY,-NOVEMBER-2ND.aspx
 
-# From Paul Eggert (2014-10-20):
+# From a government order dated 2015-08-26 and published as Legal Notice No. 77
+# in the Government of Fiji Gazette Supplement No. 24 (2015-08-28),
+# via Ken Rylander (2015-09-02):
+# the daylight saving period is 1 hour in advance of the standard time
+# commencing at 2.00 am on Sunday 1st November, 2015 and ending at
+# 3.00 am on Sunday 17th January, 2016.
+
+# From Paul Eggert (2015-09-01):
 # For now, guess DST from 02:00 the first Sunday in November to
-# 03:00 the first Sunday on or after January 18.  Although ad hoc, it
-# matches this year's plan and seems more likely to match future
+# 03:00 the third Sunday in January.  Although ad hoc, it matches
+# transitions since late 2014 and seems more likely to match future
 # practice than guessing no DST.
 
 # Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
@@ -351,7 +366,7 @@
 Rule	Fiji	2012	2013	-	Jan	Sun>=18	3:00	0	-
 Rule	Fiji	2014	only	-	Jan	Sun>=18	2:00	0	-
 Rule	Fiji	2014	max	-	Nov	Sun>=1	2:00	1:00	S
-Rule	Fiji	2015	max	-	Jan	Sun>=18	3:00	0	-
+Rule	Fiji	2015	max	-	Jan	Sun>=15	3:00	0	-
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone	Pacific/Fiji	11:55:44 -	LMT	1915 Oct 26 # Suva
 			12:00	Fiji	FJ%sT	# Fiji Time
@@ -510,7 +525,10 @@
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone	Pacific/Norfolk	11:11:52 -	LMT	1901 # Kingston
 			11:12	-	NMT	1951 # Norfolk Mean Time
-			11:30	-	NFT	# Norfolk Time
+			11:30	-	NFT	1974 Oct 27 02:00 # Norfolk T.
+			11:30	1:00	NFST	1975 Mar  2 02:00
+			11:30	-	NFT	2015 Oct  4 02:00
+			11:00	-	NFT
 
 # Palau (Belau)
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
@@ -1550,7 +1568,21 @@
 # started DST on June 3.  Possibly DST was observed other years
 # in Midway, but we have no record of it.
 
+# Norfolk
 
+# From Alexander Krivenyshev (2015-09-23):
+# Norfolk Island will change ... from +1130 to +1100:
+# https://www.comlaw.gov.au/Details/F2015L01483/Explanatory%20Statement/Text
+# ... at 12.30 am (by legal time in New South Wales) on 4 October 2015.
+# http://www.norfolkisland.gov.nf/nia/MediaRelease/Media%20Release%20Norfolk%20Island%20Standard%20Time%20Change.pdf
+
+# From Paul Eggert (2015-09-23):
+# Transitions before 2015 are from timeanddate.com, which consulted
+# the Norfolk Island Museum and the Australian Bureau of Meteorology's
+# Norfolk Island station, and found no record of Norfolk observing DST
+# other than in 1974/5.  See:
+# http://www.timeanddate.com/time/australia/norfolk-island.html
+
 # Pitcairn
 
 # From Rives McDow (1999-11-08):

Modified: trunk/contrib/tzdata/backward
===================================================================
--- trunk/contrib/tzdata/backward	2016-08-15 01:45:23 UTC (rev 7732)
+++ trunk/contrib/tzdata/backward	2016-08-15 01:47:05 UTC (rev 7733)
@@ -23,6 +23,7 @@
 Link	America/Toronto		America/Montreal
 Link	America/Rio_Branco	America/Porto_Acre
 Link	America/Argentina/Cordoba	America/Rosario
+Link	America/Tijuana		America/Santa_Isabel
 Link	America/Denver		America/Shiprock
 Link	America/Port_of_Spain	America/Virgin
 Link	Pacific/Auckland	Antarctica/South_Pole

Modified: trunk/contrib/tzdata/backzone
===================================================================
--- trunk/contrib/tzdata/backzone	2016-08-15 01:45:23 UTC (rev 7732)
+++ trunk/contrib/tzdata/backzone	2016-08-15 01:47:05 UTC (rev 7733)
@@ -31,7 +31,7 @@
 
 # This file is not intended to be compiled standalone, as it
 # assumes rules from other files.  In the tz distribution, use
-# 'make posix_packrat' to compile this file.
+# 'make PACKRATDATA=backzone zones' to compile and install this file.
 
 # Zones are sorted by zone name.  Each zone is preceded by the
 # name of the country that the zone is in, along with any other
@@ -395,7 +395,7 @@
 			-4:00	-	AST
 
 # McMurdo, Ross Island, since 1955-12
-Zone Antarctica/McMurdo	0	-	zzz	1956
+Zone Antarctica/McMurdo	0	-	-00	1956
 			12:00	NZ	NZ%sT
 Link Antarctica/McMurdo Antarctica/South_Pole
 

Copied: trunk/contrib/tzdata/checklinks.awk (from rev 7732, vendor/tzdata/dist/checklinks.awk)
===================================================================
--- trunk/contrib/tzdata/checklinks.awk	                        (rev 0)
+++ trunk/contrib/tzdata/checklinks.awk	2016-08-15 01:47:05 UTC (rev 7733)
@@ -0,0 +1,48 @@
+# Check links in tz tables.
+
+# Contributed by Paul Eggert.  This file is in the public domain.
+
+BEGIN {
+    # Special marker indicating that the name is defined as a Zone.
+    # It is a newline so that it cannot match a valid name.
+    # It is not null so that its slot does not appear unset.
+    Zone = "\n"
+}
+
+/^Zone/ {
+    if (defined[$2]) {
+	if (defined[$2] == Zone) {
+	    printf "%s: Zone has duplicate definition\n", $2
+	} else {
+	    printf "%s: Link with same name as Zone\n", $2
+	}
+	status = 1
+    }
+    defined[$2] = Zone
+}
+
+/^Link/ {
+    if (defined[$3]) {
+	if (defined[$3] == Zone) {
+	    printf "%s: Link with same name as Zone\n", $3
+	} else if (defined[$3] == $2) {
+	    printf "%s: Link has duplicate definition\n", $3
+	} else {
+	    printf "%s: Link to both %s and %s\n", $3, defined[$3], $2
+	}
+	status = 1
+    }
+    used[$2] = 1
+    defined[$3] = $2
+}
+
+END {
+    for (tz in used) {
+	if (defined[tz] != Zone) {
+	    printf "%s: Link to non-zone\n", tz
+	    status = 1
+	}
+    }
+
+    exit status
+}

Modified: trunk/contrib/tzdata/checktab.awk
===================================================================
--- trunk/contrib/tzdata/checktab.awk	2016-08-15 01:45:23 UTC (rev 7732)
+++ trunk/contrib/tzdata/checktab.awk	2016-08-15 01:47:05 UTC (rev 7733)
@@ -1,6 +1,6 @@
 # Check tz tables for consistency.
 
-# Contributed by Paul Eggert.
+# Contributed by Paul Eggert.  This file is in the public domain.
 
 BEGIN {
 	FS = "\t"
@@ -38,7 +38,7 @@
 		}
 		cc0 = cc
 		if (name2cc[name]) {
-			printf "%s:%d: '%s' and '%s' have the sname name\n", \
+			printf "%s:%d: '%s' and '%s' have the same name\n", \
 				iso_table, iso_NR, name2cc[name], cc \
 				>>"/dev/stderr"
 			status = 1
@@ -112,6 +112,7 @@
 	    printf "%s:%d: missing comment for %s\n", \
 	      zone_table, tz2NR[tz], comments_needed[tz] \
 	      >>"/dev/stderr"
+	    tz2comments[tz] = 1
 	    status = 1
 	  }
 	}

Modified: trunk/contrib/tzdata/europe
===================================================================
--- trunk/contrib/tzdata/europe	2016-08-15 01:45:23 UTC (rev 7732)
+++ trunk/contrib/tzdata/europe	2016-08-15 01:47:05 UTC (rev 7733)
@@ -193,11 +193,14 @@
 #	republished in Finest Hour (Spring 2002) 1(114):26
 #	http://www.winstonchurchill.org/images/finesthour/Vol.01%20No.114.pdf
 
-# From Paul Eggert (1996-09-03):
+# From Paul Eggert (2015-08-08):
 # The OED Supplement says that the English originally said "Daylight Saving"
 # when they were debating the adoption of DST in 1908; but by 1916 this
 # term appears only in quotes taken from DST's opponents, whereas the
 # proponents (who eventually won the argument) are quoted as using "Summer".
+# The term "Summer Time" was introduced by Herbert Samuel, Home Secretary; see:
+# Viscount Samuel. Leisure in a Democracy. Cambridge University Press
+# ISBN 978-1-107-49471-8 (1949, reissued 2015), p 8.
 
 # From Arthur David Olson (1989-01-19):
 # A source at the British Information Office in New York avers that it's
@@ -343,7 +346,7 @@
 
 # From an anonymous contributor (1996-06-02):
 # The law governing time in Ireland is under Statutory Instrument SI 395/94,
-# which gives force to European Union 7th Council Directive # 94/21/EC.
+# which gives force to European Union 7th Council Directive No. 94/21/EC.
 # Under this directive, the Minister for Justice in Ireland makes appropriate
 # regulations. I spoke this morning with the Secretary of the Department of
 # Justice (tel +353 1 678 9711) who confirmed to me that the correct name is
@@ -592,21 +595,45 @@
 Rule	Russia	1921	only	-	Mar	20	23:00	2:00	MSM  # Midsummer
 Rule	Russia	1921	only	-	Sep	 1	 0:00	1:00	MSD
 Rule	Russia	1921	only	-	Oct	 1	 0:00	0	-
-# Act No.925 of the Council of Ministers of the USSR (1980-10-24):
+# Act No. 925 of the Council of Ministers of the USSR (1980-10-24):
 Rule	Russia	1981	1984	-	Apr	 1	 0:00	1:00	S
 Rule	Russia	1981	1983	-	Oct	 1	 0:00	0	-
-# Act No.967 of the Council of Ministers of the USSR (1984-09-13), repeated in
-# Act No.227 of the Council of Ministers of the USSR (1989-03-14):
-Rule	Russia	1984	1991	-	Sep	lastSun	 2:00s	0	-
-Rule	Russia	1985	1991	-	Mar	lastSun	 2:00s	1:00	S
+# Act No. 967 of the Council of Ministers of the USSR (1984-09-13), repeated in
+# Act No. 227 of the Council of Ministers of the USSR (1989-03-14):
+Rule	Russia	1984	1995	-	Sep	lastSun	 2:00s	0	-
+Rule	Russia	1985	2010	-	Mar	lastSun	 2:00s	1:00	S
 #
-Rule	Russia	1992	only	-	Mar	lastSat	 23:00	1:00	S
-Rule	Russia	1992	only	-	Sep	lastSat	 23:00	0	-
-Rule	Russia	1993	2010	-	Mar	lastSun	 2:00s	1:00	S
-Rule	Russia	1993	1995	-	Sep	lastSun	 2:00s	0	-
 Rule	Russia	1996	2010	-	Oct	lastSun	 2:00s	0	-
 # As described below, Russia's 2014 change affects Zone data, not Rule data.
 
+# From Stepan Golosunov (2016-03-07):
+# Wikipedia and other sources refer to the Act of the Council of
+# Ministers of the USSR from 1988-01-04 No. 5 and the Act of the
+# Council of Ministers of the USSR from 1989-03-14 No. 227.
+#
+# I did not find full texts of these acts.  For the 1989 one we have
+# title at http://base.garant.ru/70754136/ :
+# "About change in calculation of time on the territories of
+# Lithuanian SSR, Latvian SSR and Estonian SSR, Astrakhan,
+# Kaliningrad, Kirov, Kuybyshev, Ulyanovsk and Uralsk oblasts".
+# And http://astrozet.net/files/Zones/DOC/RU/1980-925.txt appears to
+# contain quotes from both acts: Since last Sunday of March 1988 rules
+# of the second time belt are installed in Volgograd and Saratov
+# oblasts.  Since last Sunday of March 1989:
+# a) Lithuanian SSR, Latvian SSR, Estonian SSR, Kaliningrad oblast:
+# second time belt rules without extra hour (Moscow-1);
+# b) Astrakhan, Kirov, Kuybyshev, Ulyanovsk oblasts: second time belt
+# rules (Moscow time)
+# c) Uralsk oblast: third time belt rules (Moscow+1).
+
+# From Stepan Golosunov (2016-03-27):
+# Unamended version of the act of the
+# Government of the Russian Federation No. 23 from 08.01.1992
+# http://pravo.gov.ru/proxy/ips/?docbody=&nd=102014034&rdk=0
+# says that every year clocks were to be moved forward on last Sunday
+# of March at 2 hours and moved backwards on last Sunday of September
+# at 3 hours.  It was amended in 1996 to replace September with October.
+
 # From Alexander Krivenyshev (2011-06-14):
 # According to Kremlin press service, Russian President Dmitry Medvedev
 # signed a federal law "On calculation of time" on June 9, 2011.
@@ -728,6 +755,14 @@
 			1:00	EU	CE%sT
 
 # Belarus
+#
+# From Stepan Golosunov (2016-07-02):
+# http://www.lawbelarus.com/repub/sub30/texf9611.htm
+# (Act of the Cabinet of Ministers of the Republic of Belarus from
+# 1992-03-25 No. 157) ... says clocks were to be moved forward at 2:00
+# on last Sunday of March and backward at 3:00 on last Sunday of September
+# (the same as previous USSR and contemporary Russian regulations).
+#
 # From Yauhen Kharuzhy (2011-09-16):
 # By latest Belarus government act Europe/Minsk timezone was changed to
 # GMT+3 without DST (was GMT+2 with DST).
@@ -751,9 +786,6 @@
 			1:00	C-Eur	CE%sT	1944 Jul  3
 			3:00	Russia	MSK/MSD	1990
 			3:00	-	MSK	1991 Mar 31  2:00s
-			2:00	1:00	EEST	1991 Sep 29  2:00s
-			2:00	-	EET	1992 Mar 29  0:00s
-			2:00	1:00	EEST	1992 Sep 27  0:00s
 			2:00	Russia	EE%sT	2011 Mar 27  2:00s
 			3:00	-	FET	2014 Oct 26  1:00s
 			3:00	-	MSK
@@ -828,7 +860,7 @@
 # Bulgaria
 #
 # From Plamen Simenov via Steffen Thorsen (1999-09-09):
-# A document of Government of Bulgaria (No.94/1997) says:
+# A document of Government of Bulgaria (No. 94/1997) says:
 # EET -> EETDST is in 03:00 Local time in last Sunday of March ...
 # EETDST -> EET is in 04:00 Local time in last Sunday of October
 #
@@ -845,7 +877,7 @@
 			1:00	C-Eur	CE%sT	1945
 			1:00	-	CET	1945 Apr  2  3:00
 			2:00	-	EET	1979 Mar 31 23:00
-			2:00	Bulg	EE%sT	1982 Sep 26  2:00
+			2:00	Bulg	EE%sT	1982 Sep 26  3:00
 			2:00	C-Eur	EE%sT	1991
 			2:00	E-Eur	EE%sT	1997
 			2:00	EU	EE%sT
@@ -1002,6 +1034,12 @@
 # startkart.no says Thule does not observe DST, but this is clearly an error,
 # so go with Shanks & Pottenger for Thule transitions until this year.
 # For 2007 on assume Thule will stay in sync with US DST rules.
+
+# From J William Piggott (2016-02-20):
+# "Greenland north of the community of Scoresbysund" is officially named
+# "National Park" by Executive Order:
+# http://naalakkersuisut.gl/~/media/Nanoq/Files/Attached%20Files/Engelske-tekster/Legislation/Executive%20Order%20National%20Park.rtf
+# It is their only National Park.
 #
 # Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
 Rule	Thule	1991	1992	-	Mar	lastSun	2:00	1:00	D
@@ -1027,6 +1065,10 @@
 			-4:00	Thule	A%sT
 
 # Estonia
+#
+# From Paul Eggert (2016-03-18):
+# The 1989 transition is from USSR act No. 227 (1989-03-14).
+#
 # From Peter Ilieve (1994-10-15):
 # A relative in Tallinn confirms the accuracy of the data for 1989 onwards
 # [through 1994] and gives the legal authority for it,
@@ -1062,8 +1104,8 @@
 # after that.
 
 # From Mart Oruaas (2000-01-29):
-# Regulation no. 301 (1999-10-12) obsoletes previous regulation
-# no. 206 (1998-09-22) and thus sticks Estonia to +02:00 GMT for all
+# Regulation No. 301 (1999-10-12) obsoletes previous regulation
+# No. 206 (1998-09-22) and thus sticks Estonia to +02:00 GMT for all
 # the year round.  The regulation is effective 1999-11-01.
 
 # From Toomas Soome (2002-02-21):
@@ -1084,7 +1126,7 @@
 			3:00	Russia	MSK/MSD	1989 Mar 26  2:00s
 			2:00	1:00	EEST	1989 Sep 24  2:00s
 			2:00	C-Eur	EE%sT	1998 Sep 22
-			2:00	EU	EE%sT	1999 Nov  1
+			2:00	EU	EE%sT	1999 Oct 31  4:00
 			2:00	-	EET	2002 Feb 21
 			2:00	EU	EE%sT
 
@@ -1527,21 +1569,21 @@
 # correct data in juridical acts and I found some juridical documents about
 # changes in the counting of time in Latvia from 1981....
 #
-# Act No.35 of the Council of Ministers of Latvian SSR of 1981-01-22 ...
-# according to the Act No.925 of the Council of Ministers of USSR of 1980-10-24
+# Act No. 35 of the Council of Ministers of Latvian SSR of 1981-01-22 ...
+# according to the Act No. 925 of the Council of Ministers of USSR of 1980-10-24
 # ...: all year round the time of 2nd time zone + 1 hour, in addition turning
 # the hands of the clock 1 hour forward on 1 April at 00:00 (GMT 31 March 21:00)
 # and 1 hour backward on the 1 October at 00:00 (GMT 30 September 20:00).
 #
-# Act No.592 of the Council of Ministers of Latvian SSR of 1984-09-24 ...
-# according to the Act No.967 of the Council of Ministers of USSR of 1984-09-13
+# Act No. 592 of the Council of Ministers of Latvian SSR of 1984-09-24 ...
+# according to the Act No. 967 of the Council of Ministers of USSR of 1984-09-13
 # ...: all year round the time of 2nd time zone + 1 hour, in addition turning
 # the hands of the clock 1 hour forward on the last Sunday of March at 02:00
 # (GMT 23:00 on the previous day) and 1 hour backward on the last Sunday of
 # September at 03:00 (GMT 23:00 on the previous day).
 #
-# Act No.81 of the Council of Ministers of Latvian SSR of 1989-03-22 ...
-# according to the Act No.227 of the Council of Ministers of USSR of 1989-03-14
+# Act No. 81 of the Council of Ministers of Latvian SSR of 1989-03-22 ...
+# according to the Act No. 227 of the Council of Ministers of USSR of 1989-03-14
 # ...: since the last Sunday of March 1989 in Lithuanian SSR, Latvian SSR,
 # Estonian SSR and Kaliningrad region of Russian Federation all year round the
 # time of 2nd time zone (Moscow time minus one hour). On the territory of Latvia
@@ -1558,7 +1600,7 @@
 # From Andrei Ivanov (2000-03-06):
 # This year Latvia will not switch to Daylight Savings Time (as specified in
 # The Regulations of the Cabinet of Ministers of the Rep. of Latvia of
-# 29-Feb-2000 (#79) <http://www.lv-laiks.lv/wwwraksti/2000/071072/vd4.htm>,
+# 29-Feb-2000 (No. 79) <http://www.lv-laiks.lv/wwwraksti/2000/071072/vd4.htm>,
 # in Latvian for subscribers only).
 
 # From RFE/RL Newsline
@@ -1620,6 +1662,9 @@
 
 # Lithuania
 
+# From Paul Eggert (2016-03-18):
+# The 1989 transition is from USSR act No. 227 (1989-03-14).
+
 # From Paul Eggert (1996-11-22):
 # IATA SSIM (1992/1996) says Lithuania uses W-Eur rules, but since it is
 # known to be wrong about Estonia and Latvia, assume it's wrong here too.
@@ -1659,8 +1704,8 @@
 			1:00	-	CET	1940 Aug  3
 			3:00	-	MSK	1941 Jun 24
 			1:00	C-Eur	CE%sT	1944 Aug
-			3:00	Russia	MSK/MSD	1991 Mar 31  2:00s
-			2:00	1:00	EEST	1991 Sep 29  2:00s
+			3:00	Russia	MSK/MSD	1989 Mar 26  2:00s
+			2:00	Russia	EE%sT	1991 Sep 29  2:00s
 			2:00	C-Eur	EE%sT	1998
 			2:00	-	EET	1998 Mar 29  1:00u
 			1:00	EU	CE%sT	1999 Oct 31  1:00u
@@ -1725,6 +1770,16 @@
 
 # Moldova
 
+# From Stepan Golosunov (2016-03-07):
+# the act of the government of the Republic of Moldova Nr. 132 from 1990-05-04
+# http://lex.justice.md/viewdoc.php?action=view&view=doc&id=298782&lang=2
+# ... says that since 1990-05-06 on the territory of the Moldavian SSR
+# time would be calculated as the standard time of the second time belt
+# plus one hour of the "summer" time. To implement that clocks would be
+# adjusted one hour backwards at 1990-05-06 2:00. After that "summer"
+# time would be cancelled last Sunday of September at 3:00 and
+# reintroduced last Sunday of March at 2:00.
+
 # From Paul Eggert (2006-03-22):
 # A previous version of this database followed Shanks & Pottenger, who write
 # that Tiraspol switched to Moscow time on 1992-01-19 at 02:00.
@@ -1763,7 +1818,19 @@
 # News from Moldova (in russian):
 # http://ru.publika.md/link_317061.html
 
+# From Roman Tudos (2015-07-02):
+# http://lex.justice.md/index.php?action=view&view=doc&lang=1&id=355077
+# From Paul Eggert (2015-07-01):
+# The abovementioned official link to IGO1445-868/2014 states that
+# 2014-10-26's fallback transition occurred at 03:00 local time.  Also,
+# http://www.trm.md/en/social/la-30-martie-vom-trece-la-ora-de-vara
+# says the 2014-03-30 spring-forward transition was at 02:00 local time.
+# Guess that since 1997 Moldova has switched one hour before the EU.
 
+# Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
+Rule	Moldova	1997	max	-	Mar	lastSun	 2:00	1:00	S
+Rule	Moldova	1997	max	-	Oct	lastSun	 3:00	0	-
+
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone	Europe/Chisinau	1:55:20 -	LMT	1880
 			1:55	-	CMT	1918 Feb 15 # Chisinau MT
@@ -1771,13 +1838,11 @@
 			2:00	Romania	EE%sT	1940 Aug 15
 			2:00	1:00	EEST	1941 Jul 17
 			1:00	C-Eur	CE%sT	1944 Aug 24
-			3:00	Russia	MSK/MSD	1990
-			3:00	-	MSK	1990 May 6
-			2:00	-	EET	1991
+			3:00	Russia	MSK/MSD	1990 May  6  2:00
 			2:00	Russia	EE%sT	1992
 			2:00	E-Eur	EE%sT	1997
 # See Romania commentary for the guessed 1997 transition to EU rules.
-			2:00	EU	EE%sT
+			2:00	Moldova	EE%sT
 
 # Monaco
 # Shanks & Pottenger give 0:09:20 for Paris Mean Time; go with Howse's
@@ -2123,7 +2188,7 @@
 # Russia
 
 # From Alexander Krivenyshev (2011-09-15):
-# Based on last Russian Government Decree # 725 on August 31, 2011
+# Based on last Russian Government Decree No. 725 on August 31, 2011
 # (Government document
 # http://www.government.ru/gov/results/16355/print/
 # in Russian)
@@ -2133,7 +2198,7 @@
 # http://www.worldtimezone.com/dst_news/dst_news_russia36.htm
 
 # From Sanjeev Gupta (2011-09-27):
-# Scans of [Decree #23 of January 8, 1992] are available at:
+# Scans of [Decree No. 23 of January 8, 1992] are available at:
 # http://government.consultant.ru/page.aspx?1223966
 # They are in Cyrillic letters (presumably Russian).
 
@@ -2144,7 +2209,7 @@
 # One source is
 # http://government.ru/gov/results/16355/
 # which, according to translate.google.com, begins "Decree of August 31,
-# 2011 No 725" and contains no other dates or "effective date" information.
+# 2011 No. 725" and contains no other dates or "effective date" information.
 #
 # Another source is
 # http://www.rg.ru/2011/09/06/chas-zona-dok.html
@@ -2151,12 +2216,12 @@
 # which, according to translate.google.com, begins "Resolution of the
 # Government of the Russian Federation on August 31, 2011 N 725" and also
 # contains "Date first official publication: September 6, 2011 Posted on:
-# in the 'RG' - Federal Issue number 5573 September 6, 2011" but which
+# in the 'RG' - Federal Issue No. 5573 September 6, 2011" but which
 # does not contain any "effective date" information.
 #
 # Another source is
 # http://en.wikipedia.org/wiki/Oymyakonsky_District#cite_note-RuTime-7
-# which, in note 8, contains "Resolution #725 of August 31, 2011...
+# which, in note 8, contains "Resolution No. 725 of August 31, 2011...
 # Effective as of after 7 days following the day of the official publication"
 # but which does not contain any reference to September 6, 2011.
 #
@@ -2251,16 +2316,32 @@
 # Europe/Kaliningrad covers...
 # 39	RU-KGD	Kaliningrad Oblast
 
+# From Paul Eggert (2016-03-18):
+# The 1989 transition is from USSR act No. 227 (1989-03-14).
+
+# From Stepan Golosunov (2016-03-07):
+# http://www.rgo.ru/ru/kaliningradskoe-oblastnoe-otdelenie/ob-otdelenii/publikacii/kak-nam-zhilos-bez-letnego-vremeni
+# confirms that the 1989 change to Moscow-1 was implemented.
+# (The article, though, is misattributed to 1990 while saying that
+# summer->winter transition would be done on the 24 of September. But
+# 1990-09-24 was Monday, while 1989-09-24 was Sunday as expected.)
+# ...
+# http://www.kaliningradka.ru/site_pc/cherez/index.php?ELEMENT_ID=40091
+# says that Kaliningrad switched to Moscow-1 on 1989-03-26, avoided
+# at the last moment switch to Moscow-1 on 1991-03-31, switched to
+# Moscow on 1991-11-03, switched to Moscow-1 on 1992-01-19.
+
 Zone Europe/Kaliningrad	 1:22:00 -	LMT	1893 Apr
 			 1:00	C-Eur	CE%sT	1945
 			 2:00	Poland	CE%sT	1946
-			 3:00	Russia	MSK/MSD	1991 Mar 31  2:00s
+			 3:00	Russia	MSK/MSD	1989 Mar 26  2:00s
 			 2:00	Russia	EE%sT	2011 Mar 27  2:00s
 			 3:00	-	FET	2014 Oct 26  2:00s
 			 2:00	-	EET
 
 
-# From Tim Parenti (2014-07-03), per Oscar van Vlijmen (2001-08-25):
+# From Paul Eggert (2016-02-21), per Tim Parenti (2014-07-03) and
+# Oscar van Vlijmen (2001-08-25):
 # Europe/Moscow covers...
 # 01	RU-AD	Adygea, Republic of
 # 05	RU-DA	Dagestan, Republic of
@@ -2303,12 +2384,92 @@
 # 68	RU-TAM	Tambov Oblast
 # 69	RU-TVE	Tver Oblast
 # 71	RU-TUL	Tula Oblast
-# 73	RU-ULY	Ulyanovsk Oblast
 # 76	RU-YAR	Yaroslavl Oblast
 # 77	RU-MOW	Moscow
 # 78	RU-SPE	Saint Petersburg
 # 83	RU-NEN	Nenets Autonomous Okrug
 
+# From Stepan Golosunov (2016-03-07):
+# 11. Regions-violators, 1981-1982.
+# Wikipedia refers to
+# http://maps.monetonos.ru/maps/raznoe/Old_Maps/Old_Maps/Articles/022/3_1981.html
+# http://besp.narod.ru/nauka_1981_3.htm
+#
+# The second link provides two articles scanned from the Nauka i Zhizn
+# magazine No. 3, 1981 and a scan of the short article attributed to
+# the Trud newspaper from February 1982.  The first link provides the
+# same Nauka i Zhizn articles converted to the text form (but misses
+# time belt changes map).
+#
+# The second Nauka i Zhizn article says that in addition to
+# introduction of summer time on 1981-04-01 there are some time belt
+# border changes on 1981-10-01, mostly affecting Nenets Autonomous
+# Okrug, Krasnoyarsk Krai, Yakutia, Magadan Oblast and Chukotka
+# according to the provided map (colored one).  In addition to that
+# "time violators" (regions which were not using rules of the time
+# belts in which they were located) would not be moving off the DST on
+# 1981-10-01 to restore the decree time usage.  (Komi ASSR was
+# supposed to repeat that move in October 1982 to account for the 2
+# hour difference.)  Map depicting "time violators" before 1981-10-01
+# is also provided.
+#
+# The article from Trud says that 1981-10-01 changes caused problems
+# and some territories would be moved to pre-1981-10-01 time by not
+# moving to summer time on 1982-04-01.  Namely: Dagestan,
+# Kabardino-Balkar, Kalmyk, Komi, Mari, Mordovian, North Ossetian,
+# Tatar, Chechen-Ingush and Chuvash ASSR, Krasnodar and Stavropol
+# krais, Arkhangelsk, Vladimir, Vologda, Voronezh, Gorky, Ivanovo,
+# Kostroma, Lipetsk, Penza, Rostov, Ryazan, Tambov, Tyumen and
+# Yaroslavl oblasts, Nenets and Evenk autonomous okrugs, Khatangsky
+# district of Taymyr Autonomous Okrug.  As a result Evenk Autonomous
+# Okrug and Khatangsky district of Taymyr Autonomous Okrug would end
+# up on Moscow+4, Tyumen Oblast on Moscow+2 and the rest on Moscow
+# time.
+#
+# http://astrozet.net/files/Zones/DOC/RU/1980-925.txt
+# attributes the 1982 changes to the Act of the Council of Ministers
+# of the USSR No. 126 from 18.02.1982.  1980-925.txt also adds
+# Udmurtia to the list of affected territories and lists Khatangsky
+# district separately from Taymyr Autonomous Okurg.  Probably erroneously.
+#
+# The affected territories are currently listed under Europe/Moscow,
+# Asia/Yekaterinburg and Asia/Krasnoyarsk.
+#
+# 12. Udmurtia
+# The fact that Udmurtia is depicted as a violator in the Nauka i
+# Zhizn article hints at Izhevsk being on different time from
+# Kuybyshev before 1981-10-01. Udmurtia is not mentioned in the 1989 act.
+# http://astrozet.net/files/Zones/DOC/RU/1980-925.txt
+# implies Udmurtia was on Moscow time after 1982-04-01.
+# Wikipedia implies Udmurtia being on Moscow+1 until 1991.
+#
+# ...
+#
+# All Russian zones are supposed to have by default a -1 change at
+# 1991-03-31 2:00 (cancellation of the decree time in the USSR) and a +1
+# change at 1992-01-19 2:00 (restoration of the decree time in Russia).
+#
+# There were some exceptions, though.
+# Wikipedia says newspapers listed Astrakhan, Saratov, Kirov, Volgograd,
+# Izhevsk, Grozny, Kazan and Samara as such exceptions for the 1992
+# change. (Different newspapers providing different lists. And some
+# lists found in the internet are quite wild.)
+#
+# And apparently some exceptions were reverted in the last moment.
+# http://www.kaliningradka.ru/site_pc/cherez/index.php?ELEMENT_ID=40091
+# says that Kaliningrad decided not to be an exception 2 days before the
+# 1991-03-31 switch and one person at
+# http://izhevsk.ru/forum_light_message/50/682597-m8369040.html
+# says he remembers that Samara opted out of the 1992-01-19 exception
+# 2 days before the switch.
+#
+#
+# From Paul Eggert (2016-03-18):
+# Given the above, we appear to be missing some Zone entries for the
+# chaotic early 1980s in Russia.  It's not clear what these entries
+# should be.  For now, sweep this under the rug and just document the
+# time in Moscow.
+
 # From Vladimir Karpinsky (2014-07-08):
 # LMT in Moscow (before Jul 3, 1916) is 2:30:17, that was defined by Moscow
 # Observatory (coordinates: 55 deg. 45'29.70", 37 deg. 34'05.30")....
@@ -2364,7 +2525,7 @@
 # changed in May.
 			 2:00	E-Eur	EE%sT	1994 May
 # From IATA SSIM (1994/1997), which also says that Kerch is still like Kiev.
-			 3:00	E-Eur	MSK/MSD	1996 Mar 31  3:00s
+			 3:00	E-Eur	MSK/MSD	1996 Mar 31  0:00s
 			 3:00	1:00	MSD	1996 Oct 27  3:00s
 # IATA SSIM (1997-09) says Crimea switched to EET/EEST.
 # Assume it happened in March by not changing the clocks.
@@ -2382,22 +2543,40 @@
 			 3:00	-	MSK
 
 
-# From Tim Parenti (2014-07-03):
-# Europe/Volgograd covers...
+# From Paul Eggert (2016-03-18):
+# Europe/Astrakhan covers:
 # 30	RU-AST	Astrakhan Oblast
+#
+# The 1989 transition is from USSR act No. 227 (1989-03-14).
+
+# From Alexander Krivenyshev (2016-01-12):
+# On February 10, 2016 Astrakhan Oblast got approval by the Federation
+# Council to change its time zone to UTC+4 (from current UTC+3 Moscow time)....
+# This Federal Law shall enter into force on 27 March 2016 at 02:00.
+# From Matt Johnson (2016-03-09):
+# http://publication.pravo.gov.ru/Document/View/0001201602150056
+
+Zone Europe/Astrakhan	 3:12:12 -	LMT	1924 May
+			 3:00	-	+03	1930 Jun 21
+			 4:00	Russia	+04/+05	1989 Mar 26  2:00s
+			 3:00	Russia	+03/+04	1991 Mar 31  2:00s
+			 4:00	-	+04	1992 Mar 29  2:00s
+			 3:00	Russia	+03/+04	2011 Mar 27  2:00s
+			 4:00	-	+04	2014 Oct 26  2:00s
+			 3:00	-	+03	2016 Mar 27  2:00s
+			 4:00	-	+04
+
+# From Paul Eggert (2016-03-18):
+# Europe/Volgograd covers:
 # 34	RU-VGG	Volgograd Oblast
-# 43	RU-KIR	Kirov Oblast
 # 64	RU-SAR	Saratov Oblast
+# The 1988 transition is from USSR act No. 5 (1988-01-04).
 
-# From Paul Eggert (2006-05-09):
-# Shanks & Pottenger say Kirov is still at +0400 but Wikipedia says +0300.
-# Perhaps it switched after the others?  But we have no data.
-
 Zone Europe/Volgograd	 2:57:40 -	LMT	1920 Jan  3
 			 3:00	-	TSAT	1925 Apr  6 # Tsaritsyn Time
 			 3:00	-	STAT	1930 Jun 21 # Stalingrad Time
 			 4:00	-	STAT	1961 Nov 11
-			 4:00	Russia	VOL%sT	1989 Mar 26  2:00s # Volgograd T
+			 4:00	Russia	VOL%sT	1988 Mar 27  2:00s # Volgograd T
 			 3:00	Russia	VOL%sT	1991 Mar 31  2:00s
 			 4:00	-	VOLT	1992 Mar 29  2:00s
 			 3:00	Russia	MSK/MSD	2011 Mar 27  2:00s
@@ -2404,6 +2583,19 @@
 			 4:00	-	MSK	2014 Oct 26  2:00s
 			 3:00	-	MSK
 
+# From Paul Eggert (2016-03-18):
+# Europe/Kirov covers:
+# 43	RU-KIR	Kirov Oblast
+# The 1989 transition is from USSR act No. 227 (1989-03-14).
+#
+Zone Europe/Kirov	 3:18:48 -	LMT	1919 Jul  1  2:00
+			 3:00	-	+03	1930 Jun 21
+			 4:00	Russia	+04/+05	1989 Mar 26  2:00s
+			 3:00	Russia	+03/+04	1991 Mar 31  2:00s
+			 4:00	-	+04	1992 Mar 29  2:00s
+			 3:00	Russia	+03/+04	2011 Mar 27  2:00s
+			 4:00	-	+04	2014 Oct 26  2:00s
+			 3:00	-	+03
 
 # From Tim Parenti (2014-07-03), per Oscar van Vlijmen (2001-08-25):
 # Europe/Samara covers...
@@ -2410,20 +2602,44 @@
 # 18	RU-UD	Udmurt Republic
 # 63	RU-SAM	Samara Oblast
 
+# From Paul Eggert (2016-03-18):
 # Byalokoz 1919 says Samara was 3:20:20.
+# The 1989 transition is from USSR act No. 227 (1989-03-14).
 
 Zone Europe/Samara	 3:20:20 -	LMT	1919 Jul  1  2:00
-			 3:00	-	SAMT	1930 Jun 21
+			 3:00	-	SAMT	1930 Jun 21 # Samara Time
 			 4:00	-	SAMT	1935 Jan 27
 			 4:00	Russia	KUY%sT	1989 Mar 26  2:00s # Kuybyshev
 			 3:00	Russia	MSK/MSD	1991 Mar 31  2:00s
 			 2:00	Russia	EE%sT	1991 Sep 29  2:00s
-			 3:00	-	KUYT	1991 Oct 20  3:00
-			 4:00	Russia	SAM%sT	2010 Mar 28  2:00s # Samara Time
+			 3:00	-	SAMT	1991 Oct 20  3:00
+			 4:00	Russia	SAM%sT	2010 Mar 28  2:00s
 			 3:00	Russia	SAM%sT	2011 Mar 27  2:00s
 			 4:00	-	SAMT
 
+# From Paul Eggert (2016-03-18):
+# Europe/Ulyanovsk covers:
+# 73	RU-ULY	Ulyanovsk Oblast
 
+# The 1989 transition is from USSR act No. 227 (1989-03-14).
+
+# From Alexander Krivenyshev (2016-02-17):
+# Ulyanovsk ... on their way to change time zones by March 27, 2016 at 2am.
+# Ulyanovsk Oblast ... from MSK to MSK+1 (UTC+3 to UTC+4) ...
+# 920582-6 ... 02/17/2016 The State Duma passed the bill in the first reading.
+# From Matt Johnson (2016-03-09):
+# http://publication.pravo.gov.ru/Document/View/0001201603090051
+
+Zone Europe/Ulyanovsk	 3:13:36 -	LMT	1919 Jul  1  2:00
+			 3:00	-	+03	1930 Jun 21
+			 4:00	Russia	+04/+05	1989 Mar 26  2:00s
+			 3:00	Russia	+03/+04	1991 Mar 31  2:00s
+			 2:00	Russia	+02/+03	1992 Jan 19  2:00s
+			 3:00	Russia	+03/+04	2011 Mar 27  2:00s
+			 4:00	-	+04	2014 Oct 26  2:00s
+			 3:00	-	+03	2016 Mar 27  2:00s
+			 4:00	-	+04
+
 # From Tim Parenti (2014-07-03), per Oscar van Vlijmen (2001-08-25):
 # Asia/Yekaterinburg covers...
 # 02	RU-BA	Bashkortostan, Republic of
@@ -2456,8 +2672,6 @@
 
 # From Tim Parenti (2014-07-03), per Oscar van Vlijmen (2001-08-25):
 # Asia/Omsk covers...
-# 04	RU-AL	Altai Republic
-# 22	RU-ALT	Altai Krai
 # 55	RU-OMS	Omsk Oblast
 
 # Byalokoz 1919 says Omsk was 4:53:30.
@@ -2470,25 +2684,120 @@
 			 7:00	-	OMST	2014 Oct 26  2:00s
 			 6:00	-	OMST
 
+# From Paul Eggert (2016-02-22):
+# Asia/Barnaul covers:
+# 04	RU-AL	Altai Republic
+# 22	RU-ALT	Altai Krai
 
-# From Tim Parenti (2014-07-03):
-# Asia/Novosibirsk covers...
+# Data before 1991 are from Shanks & Pottenger.
+
+# From Stepan Golosunov (2016-03-07):
+# Letter of Bank of Russia from 1995-05-25
+# http://www.bestpravo.ru/rossijskoje/lj-akty/y3a.htm
+# suggests that Altai Republic transitioned to Moscow+3 on
+# 1995-05-28.
+#
+# http://regnum.ru/news/society/1957270.html
+# has some historical data for Altai Krai:
+# before 1957: west part on UTC+6, east on UTC+7
+# after 1957: UTC+7
+# since 1995: UTC+6
+# http://barnaul.rusplt.ru/index/pochemu_altajskij_kraj_okazalsja_v_neprivychnom_chasovom_pojase-17648.html
+# confirms that and provides more details including 1995-05-28 transition date.
+
+# From Alexander Krivenyshev (2016-02-17):
+# Altai Krai and Altai Republic on their way to change time zones
+# by March 27, 2016 at 2am....
+# Altai Republic / Gorno-Altaysk MSK+3 to MSK+4 (UTC+6 to UTC+7) ...
+# Altai Krai / Barnaul MSK+3 to MSK+4 (UTC+6 to UTC+7)
+# From Matt Johnson (2016-03-09):
+# http://publication.pravo.gov.ru/Document/View/0001201603090043
+# http://publication.pravo.gov.ru/Document/View/0001201603090038
+
+Zone Asia/Barnaul	 5:35:00 -	LMT	1919 Dec 10
+			 6:00	-	+06	1930 Jun 21
+			 7:00	Russia	+07/+08	1991 Mar 31  2:00s
+			 6:00	Russia	+06/+07	1992 Jan 19  2:00s
+			 7:00	Russia	+07/+08	1995 May 28
+			 6:00	Russia	+06/+07	2011 Mar 27  2:00s
+			 7:00	-	+07	2014 Oct 26  2:00s
+			 6:00	-	+06	2016 Mar 27  2:00s
+			 7:00	-	+07
+
+# From Paul Eggert (2016-03-18):
+# Asia/Novosibirsk covers:
 # 54	RU-NVS	Novosibirsk Oblast
-# 70	RU-TOM	Tomsk Oblast
 
-# From Paul Eggert (2006-08-19): I'm guessing about Tomsk here; it's
-# not clear when it switched from +7 to +6.
+# From Stepan Golosunov (2016-05-30):
+# http://asozd2.duma.gov.ru/main.nsf/(Spravka)?OpenAgent&RN=1085784-6
+# moves Novosibirsk oblast from UTC+6 to UTC+7.
+# From Stepan Golosunov (2016-07-04):
+# The law was signed yesterday and published today on
+# http://publication.pravo.gov.ru/Document/View/0001201607040064
 
 Zone Asia/Novosibirsk	 5:31:40 -	LMT	1919 Dec 14  6:00
-			 6:00	-	NOVT	1930 Jun 21 # Novosibirsk Time
-			 7:00	Russia	NOV%sT	1991 Mar 31  2:00s
-			 6:00	Russia	NOV%sT	1992 Jan 19  2:00s
-			 7:00	Russia	NOV%sT	1993 May 23 # say Shanks & P.
-			 6:00	Russia	NOV%sT	2011 Mar 27  2:00s
-			 7:00	-	NOVT	2014 Oct 26  2:00s
-			 6:00	-	NOVT
+			 6:00	-	+06	1930 Jun 21
+			 7:00	Russia	+07/+08	1991 Mar 31  2:00s
+			 6:00	Russia	+06/+07	1992 Jan 19  2:00s
+			 7:00	Russia	+07/+08	1993 May 23 # say Shanks & P.
+			 6:00	Russia	+06/+07	2011 Mar 27  2:00s
+			 7:00	-	+07	2014 Oct 26  2:00s
+			 6:00	-	+06	2016 Jul 24  2:00s
+			 7:00	-	+07
 
+# From Paul Eggert (2016-03-18):
+# Asia/Tomsk covers:
+# 70	RU-TOM	Tomsk Oblast
 
+# From Stepan Golosunov (2016-03-24):
+# Byalokoz listed Tomsk at 5:39:51.
+
+# From Stanislaw A. Kuzikowski (1994-06-29):
+# Tomsk is still 4 hours ahead of Moscow.
+
+# From Stepan Golosunov (2016-03-19):
+# http://pravo.gov.ru/proxy/ips/?docbody=&nd=102075743
+# (fifth time belt being UTC+5+1(decree time)
+# / UTC+5+1(decree time)+1(summer time)) ...
+# Note that time belts (numbered from 2 (Moscow) to 12 according to their
+# GMT/UTC offset and having too many exceptions like regions formally
+# belonging to one belt but using time from another) were replaced
+# with time zones in 2011 with different numberings (there was a
+# 2-hour gap between second and third zones in 2011-2014).
+
+# From Stepan Golosunov (2016-04-12):
+# http://asozd2.duma.gov.ru/main.nsf/(SpravkaNew)?OpenAgent&RN=1006865-6
+# This bill was approved in the first reading today.  It moves Tomsk oblast
+# from UTC+6 to UTC+7 and is supposed to come into effect on 2016-05-29 at
+# 2:00.  The bill needs to be approved in the second and the third readings by
+# the State Duma, approved by the Federation Council, signed by the President
+# and published to become a law.  Minor changes in the text are to be expected
+# before the second reading (references need to be updated to account for the
+# recent changes).
+#
+# Judging by the ultra-short one-day amendments period, recent similar laws,
+# the State Duma schedule and the Federation Council schedule
+# http://www.duma.gov.ru/legislative/planning/day-shedule/por_vesna_2016/
+# http://council.gov.ru/activity/meetings/schedule/63303
+# I speculate that the final text of the bill will be proposed tomorrow, the
+# bill will be approved in the second and the third readings on Friday,
+# approved by the Federation Council on 2016-04-20, signed by the President and
+# published as a law around 2016-04-26.
+
+# From Matt Johnson (2016-04-26):
+# http://publication.pravo.gov.ru/Document/View/0001201604260048
+
+Zone	Asia/Tomsk	 5:39:51 -	LMT	1919 Dec 22
+			 6:00	-	+06	1930 Jun 21
+			 7:00	Russia	+07/+08	1991 Mar 31  2:00s
+			 6:00	Russia	+06/+07	1992 Jan 19  2:00s
+			 7:00	Russia	+07/+08	2002 May  1  3:00
+			 6:00	Russia	+06/+07	2011 Mar 27  2:00s
+			 7:00	-	+07	2014 Oct 26  2:00s
+			 6:00	-	+06	2016 May 29  2:00s
+			 7:00	-	+07
+
+
 # From Tim Parenti (2014-07-03):
 # Asia/Novokuznetsk covers...
 # 42	RU-KEM	Kemerovo Oblast
@@ -2499,7 +2808,7 @@
 # from current Russia Zone 6 - Krasnoyarsk Time Zone (KRA) UTC +0700
 # to Russia Zone 5 - Novosibirsk Time Zone (NOV) UTC +0600
 #
-# This is according to Government of Russia decree # 740, on September
+# This is according to Government of Russia decree No. 740, on September
 # 14, 2009 "Application in the territory of the Kemerovo region the Fifth
 # time zone." ("Russia Zone 5" or old "USSR Zone 5" is GMT +0600)
 #
@@ -2511,9 +2820,6 @@
 #
 # Thus, when Russia will switch to DST on the night of March 28, 2010
 # Kemerovo region (Kemerovo oblast') will not change the clock.
-#
-# As a result, Kemerovo oblast' will be in the same time zone as
-# Novosibirsk, Omsk, Tomsk, Barnaul and Altai Republic.
 
 # From Tim Parenti (2014-07-02), per Alexander Krivenyshev (2014-07-02):
 # The Kemerovo region will remain at UTC+7 through the 2014-10-26 change, thus
@@ -2520,15 +2826,13 @@
 # realigning itself with KRAT.
 
 Zone Asia/Novokuznetsk	 5:48:48 -	LMT	1924 May  1
-			 6:00	-	KRAT	1930 Jun 21 # Krasnoyarsk Time
-			 7:00	Russia	KRA%sT	1991 Mar 31  2:00s
-			 6:00	Russia	KRA%sT	1992 Jan 19  2:00s
-			 7:00	Russia	KRA%sT	2010 Mar 28  2:00s
-			 6:00	Russia	NOV%sT	2011 Mar 27  2:00s # Novosibirsk
-			 7:00	-	NOVT	2014 Oct 26  2:00s
-			 7:00	-	KRAT	# Krasnoyarsk Time
+			 6:00	-	+06	1930 Jun 21
+			 7:00	Russia	+07/+08	1991 Mar 31  2:00s
+			 6:00	Russia	+06/+07	1992 Jan 19  2:00s
+			 7:00	Russia	+07/+08	2010 Mar 28  2:00s
+			 6:00	Russia	+06/+07	2011 Mar 27  2:00s
+			 7:00	-	+07
 
-
 # From Tim Parenti (2014-07-03), per Oscar van Vlijmen (2001-08-25):
 # Asia/Krasnoyarsk covers...
 # 17	RU-TY	Tuva Republic
@@ -2578,6 +2882,12 @@
 # Note: Effective 2008-03-01, (75) Chita Oblast and (80) Agin-Buryat
 # Autonomous Okrug merged to form (92, RU-ZAB) Zabaykalsky Krai.
 
+# From Alexander Krivenyshev (2016-01-02):
+# [The] time zone in the Trans-Baikal Territory (Zabaykalsky Krai) -
+# Asia/Chita [is changing] from UTC+8 to UTC+9.  Effective date will
+# be March 27, 2016 at 2:00am....
+# http://publication.pravo.gov.ru/Document/View/0001201512300107
+
 Zone Asia/Chita	 7:33:52 -	LMT	1919 Dec 15
 			 8:00	-	YAKT	1930 Jun 21 # Yakutsk Time
 			 9:00	Russia	YAK%sT	1991 Mar 31  2:00s
@@ -2584,7 +2894,8 @@
 			 8:00	Russia	YAK%sT	1992 Jan 19  2:00s
 			 9:00	Russia	YAK%sT	2011 Mar 27  2:00s
 			10:00	-	YAKT	2014 Oct 26  2:00s
-			 8:00	-	IRKT
+			 8:00	-	IRKT	2016 Mar 27  2:00
+			 9:00	-	YAKT
 
 
 # From Tim Parenti (2014-07-03), per Oscar van Vlijmen (2009-11-29):
@@ -2686,6 +2997,11 @@
 # ...with the exception of:
 # 65-11	****	Severo-Kurilsky District (North Kuril Islands)
 
+# From Matt Johnson (2016-02-22):
+# Asia/Sakhalin is moving (in entirety) from UTC+10 to UTC+11 ...
+# (2016-03-09):
+# http://publication.pravo.gov.ru/Document/View/0001201603090044
+
 # The Zone name should be Asia/Yuzhno-Sakhalinsk, but that's too long.
 Zone Asia/Sakhalin	 9:30:48 -	LMT	1905 Aug 23
 			 9:00	-	JCST	1937 Oct  1
@@ -2695,7 +3011,8 @@
 			11:00	Russia	SAK%sT	1997 Mar lastSun  2:00s
 			10:00	Russia	SAK%sT	2011 Mar 27  2:00s
 			11:00	-	SAKT	2014 Oct 26  2:00s
-			10:00	-	SAKT
+			10:00	-	SAKT	2016 Mar 27  2:00s
+			11:00	-	SAKT
 
 
 # From Tim Parenti (2014-07-03), per Oscar van Vlijmen (2009-11-29):
@@ -2709,6 +3026,14 @@
 # until now by Asia/Magadan, will instead move to UTC+11.  These regions will
 # need their own zone.
 
+# From Alexander Krivenyshev (2016-03-27):
+# ... draft bill 948300-6 to change its time zone from UTC+10 to UTC+11 ...
+# will take ... effect ... on April 24, 2016 at 2 o'clock
+#
+# From Matt Johnson (2016-04-05):
+# ... signed by the President today ...
+# http://publication.pravo.gov.ru/Document/View/0001201604050038
+
 Zone Asia/Magadan	10:03:12 -	LMT	1924 May  2
 			10:00	-	MAGT	1930 Jun 21 # Magadan Time
 			11:00	Russia	MAG%sT	1991 Mar 31  2:00s
@@ -2715,7 +3040,8 @@
 			10:00	Russia	MAG%sT	1992 Jan 19  2:00s
 			11:00	Russia	MAG%sT	2011 Mar 27  2:00s
 			12:00	-	MAGT	2014 Oct 26  2:00s
-			10:00	-	MAGT
+			10:00	-	MAGT	2016 Apr 24  2:00s
+			11:00	-	MAGT
 
 
 # From Tim Parenti (2014-07-06):
@@ -2922,7 +3248,7 @@
 Zone	Atlantic/Canary	-1:01:36 -	LMT	1922 Mar # Las Palmas de Gran C.
 			-1:00	-	CANT	1946 Sep 30  1:00 # Canaries T
 			 0:00	-	WET	1980 Apr  6  0:00s
-			 0:00	1:00	WEST	1980 Sep 28  0:00s
+			 0:00	1:00	WEST	1980 Sep 28  1:00u
 			 0:00	EU	WE%sT
 # IATA SSIM (1996-09) says the Canaries switch at 2:00u, not 1:00u.
 # Ignore this for now, as the Canaries are part of the EU.
@@ -3135,6 +3461,17 @@
 # http://www.balkaneu.com/eventful-elections-turkey/ 2014-03-30.
 # I guess the best we can do is document the official time.
 
+# From Fatih (2015-09-29):
+# It's officially announced now by the Ministry of Energy.
+# Turkey delays winter time to 8th of November 04:00
+# http://www.aa.com.tr/tr/turkiye/yaz-saati-uygulamasi-8-kasimda-sona-erecek/362217
+#
+# From BBC News (2015-10-25):
+# Confused Turks are asking "what's the time?" after automatic clocks defied a
+# government decision ... "For the next two weeks #Turkey is on EEST... Erdogan
+# Engineered Standard Time," said Twitter user @aysekarahasan.
+# http://www.bbc.com/news/world-europe-34631326
+
 # Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
 Rule	Turkey	1916	only	-	May	 1	0:00	1:00	S
 Rule	Turkey	1916	only	-	Oct	 1	0:00	0	-
@@ -3204,6 +3541,8 @@
 			2:00	-	EET	2011 Mar 28  1:00u
 			2:00	EU	EE%sT	2014 Mar 30  1:00u
 			2:00	-	EET	2014 Mar 31  1:00u
+			2:00	EU	EE%sT	2015 Oct 25  1:00u
+			2:00	1:00	EEST	2015 Nov  8  1:00u
 			2:00	EU	EE%sT
 Link	Europe/Istanbul	Asia/Istanbul	# Istanbul is in both continents.
 
@@ -3212,7 +3551,7 @@
 # From Igor Karpov, who works for the Ukrainian Ministry of Justice,
 # via Garrett Wollman (2003-01-27):
 # BTW, I've found the official document on this matter. It's government
-# regulations number 509, May 13, 1996. In my poor translation it says:
+# regulations No. 509, May 13, 1996. In my poor translation it says:
 # "Time in Ukraine is set to second timezone (Kiev time). Each last Sunday
 # of March at 3am the time is changing to 4am and each last Sunday of
 # October the time at 4am is changing to 3am"
@@ -3221,7 +3560,7 @@
 # On September 20, 2011 the deputies of the Verkhovna Rada agreed to
 # abolish the transfer clock to winter time.
 #
-# Bill number 8330 of MP from the Party of Regions Oleg Nadoshi got
+# Bill No. 8330 of MP from the Party of Regions Oleg Nadoshi got
 # approval from 266 deputies.
 #
 # Ukraine abolishes transfer back to the winter time (in Russian)

Modified: trunk/contrib/tzdata/iso3166.tab
===================================================================
--- trunk/contrib/tzdata/iso3166.tab	2016-08-15 01:45:23 UTC (rev 7732)
+++ trunk/contrib/tzdata/iso3166.tab	2016-08-15 01:47:05 UTC (rev 7733)
@@ -3,11 +3,10 @@
 # This file is in the public domain, so clarified as of
 # 2009-05-17 by Arthur David Olson.
 #
-# From Paul Eggert (2014-07-18):
+# From Paul Eggert (2015-05-02):
 # This file contains a table of two-letter country codes.  Columns are
 # separated by a single tab.  Lines beginning with '#' are comments.
-# Although all text currently uses ASCII encoding, this is planned to
-# change to UTF-8 soon.  The columns of the table are as follows:
+# All text uses UTF-8 encoding.  The columns of the table are as follows:
 #
 # 1.  ISO 3166-1 alpha-2 country code, current as of
 #     ISO 3166-1 Newsletter VI-16 (2013-07-11).  See: Updates on ISO 3166
@@ -38,7 +37,7 @@
 AT	Austria
 AU	Australia
 AW	Aruba
-AX	Aaland Islands
+AX	Åland Islands
 AZ	Azerbaijan
 BA	Bosnia & Herzegovina
 BB	Barbados
@@ -53,7 +52,7 @@
 BM	Bermuda
 BN	Brunei
 BO	Bolivia
-BQ	Caribbean Netherlands
+BQ	Caribbean NL
 BR	Brazil
 BS	Bahamas
 BT	Bhutan
@@ -67,7 +66,7 @@
 CF	Central African Rep.
 CG	Congo (Rep.)
 CH	Switzerland
-CI	Cote d'Ivoire
+CI	Côte d'Ivoire
 CK	Cook Islands
 CL	Chile
 CM	Cameroon
@@ -164,7 +163,7 @@
 MC	Monaco
 MD	Moldova
 ME	Montenegro
-MF	St Martin (French part)
+MF	St Martin (French)
 MG	Madagascar
 MH	Marshall Islands
 MK	Macedonia
@@ -211,7 +210,7 @@
 PW	Palau
 PY	Paraguay
 QA	Qatar
-RE	Reunion
+RE	Réunion
 RO	Romania
 RS	Serbia
 RU	Russia
@@ -234,7 +233,7 @@
 SS	South Sudan
 ST	Sao Tome & Principe
 SV	El Salvador
-SX	St Maarten (Dutch part)
+SX	St Maarten (Dutch)
 SY	Syria
 SZ	Swaziland
 TC	Turks & Caicos Is

Modified: trunk/contrib/tzdata/leap-seconds.list
===================================================================
--- trunk/contrib/tzdata/leap-seconds.list	2016-08-15 01:45:23 UTC (rev 7732)
+++ trunk/contrib/tzdata/leap-seconds.list	2016-08-15 01:47:05 UTC (rev 7733)
@@ -199,10 +199,10 @@
 #	current -- the update time stamp, the data and the name of the file
 #	will not change.
 #
-#	Updated through IERS Bulletin C49
-#	File expires on:  28 December 2015
+#	Updated through IERS Bulletin C51
+#	File expires on:  28 December 2016
 #
-#@	3660249600
+#@	3691872000
 #
 2272060800	10	# 1 Jan 1972
 2287785600	11	# 1 Jul 1972
@@ -246,4 +246,4 @@
 #	the hash line is also ignored in the
 #	computation.
 #
-#h	45e70fa7 a9df2033 f4a49ab0 ec648273 7b6c22c
+#h	afc03691 8ff53838 42080ba1 cdd22f1 48192c10

Modified: trunk/contrib/tzdata/leapseconds
===================================================================
--- trunk/contrib/tzdata/leapseconds	2016-08-15 01:45:23 UTC (rev 7732)
+++ trunk/contrib/tzdata/leapseconds	2016-08-15 01:47:05 UTC (rev 7733)
@@ -6,6 +6,7 @@
 # leap-seconds.list file available from most NIST time servers.
 # If the URL <ftp://time.nist.gov/pub/leap-seconds.list> does not work,
 # you should be able to pick up leap-seconds.list from a secondary NIST server.
+# See <http://tf.nist.gov/tf-cgi/servers.cgi> for a list of secondary servers.
 # For more about leap-seconds.list, please see
 # The NTP Timescale and Leap Seconds
 # http://www.eecis.udel.edu/~mills/leap.html
@@ -56,5 +57,5 @@
 Leap	2012	Jun	30	23:59:60	+	S
 Leap	2015	Jun	30	23:59:60	+	S
 
-#	Updated through IERS Bulletin C49
-#	File expires on:  28 December 2015
+#	Updated through IERS Bulletin C51
+#	File expires on:  28 December 2016

Modified: trunk/contrib/tzdata/leapseconds.awk
===================================================================
--- trunk/contrib/tzdata/leapseconds.awk	2016-08-15 01:45:23 UTC (rev 7732)
+++ trunk/contrib/tzdata/leapseconds.awk	2016-08-15 01:47:05 UTC (rev 7733)
@@ -11,6 +11,7 @@
   print "# leap-seconds.list file available from most NIST time servers."
   print "# If the URL <ftp://time.nist.gov/pub/leap-seconds.list> does not work,"
   print "# you should be able to pick up leap-seconds.list from a secondary NIST server."
+  print "# See <http://tf.nist.gov/tf-cgi/servers.cgi> for a list of secondary servers."
   print "# For more about leap-seconds.list, please see"
   print "# The NTP Timescale and Leap Seconds"
   print "# http://www.eecis.udel.edu/~mills/leap.html"

Modified: trunk/contrib/tzdata/northamerica
===================================================================
--- trunk/contrib/tzdata/northamerica	2016-08-15 01:45:23 UTC (rev 7732)
+++ trunk/contrib/tzdata/northamerica	2016-08-15 01:47:05 UTC (rev 7733)
@@ -325,6 +325,16 @@
 # Statue 175 closer in synch with the US Congress' intent....
 # http://www.legis.state.wi.us/2007/data/acts/07Act3.pdf
 
+# From an email administrator of the City of Fort Pierre, SD (2015-12-21):
+# Fort Pierre is technically located in the Mountain time zone as is
+# the rest of Stanley County.  Most of Stanley County and Fort Pierre
+# uses the Central time zone due to doing most of their business in
+# Pierre so it simplifies schedules.  I have lived in Stanley County
+# all my life and it has been that way since I can remember.  (43 years!)
+#
+# From Paul Eggert (2015-12-25):
+# Assume this practice predates 1970, so Fort Pierre can use America/Chicago.
+
 # Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER
 Rule	Chicago	1920	only	-	Jun	13	2:00	1:00	D
 Rule	Chicago	1920	1921	-	Oct	lastSun	2:00	0	S
@@ -481,6 +491,12 @@
 # For lack of better information, assume that Metlakatla's
 # abandonment of use of daylight saving resulted from the 1983 vote.
 
+# From Steffen Thorsen (2015-11-09):
+# It seems Metlakatla did go off PST on Sunday, November 1, changing
+# their time to AKST and are going to follow Alaska's DST, switching
+# between AKST and AKDT from now on....
+# http://www.krbd.org/2015/10/30/annette-island-times-they-are-a-changing/
+
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone America/Juneau	 15:02:19 -	LMT	1867 Oct 18
 			 -8:57:41 -	LMT	1900 Aug 20 12:00
@@ -506,7 +522,8 @@
 			 -8:00	US	P%sT	1946
 			 -8:00	-	PST	1969
 			 -8:00	US	P%sT	1983 Oct 30  2:00
-			 -8:00	-	PST
+			 -8:00	-	PST	2015 Nov  1  2:00
+			 -9:00	US	AK%sT
 Zone America/Yakutat	 14:41:05 -	LMT	1867 Oct 18
 			 -9:18:55 -	LMT	1900 Aug 20 12:00
 			 -9:00	-	YST	1942
@@ -1235,10 +1252,19 @@
 
 # west Labrador, Nova Scotia, Prince Edward I
 
-# From Paul Eggert (2006-03-22):
+# From Brian Inglis (2015-07-20):
+# From the historical weather station records available at:
+# https://weatherspark.com/history/28351/1971/Sydney-Nova-Scotia-Canada
+# Sydney shares the same time history as Glace Bay, so was
+# likely to be the same across the island....
+# Sydney, as the capital and most populous location, or Cape Breton, would
+# have been better names for the zone had we known this in 1996.
+
+# From Paul Eggert (2015-07-20):
 # Shanks & Pottenger write that since 1970 most of this region has been like
 # Halifax.  Many locales did not observe peacetime DST until 1972;
-# Glace Bay, NS is the largest that we know of.
+# the Cape Breton area, represented by Glace Bay, is the largest we know of
+# (Glace Bay was perhaps not the best name choice but no point changing now).
 # Shanks & Pottenger also write that Liverpool, NS was the only town
 # in Canada to observe DST in 1971 but not 1970; for now we'll assume
 # this is a typo.
@@ -1796,13 +1822,13 @@
 # Exact date in October unknown; Sunday October 1 is a reasonable guess.
 # 3. June 1918: switch to Pacific Daylight Time (GMT-7)
 # Exact date in June unknown; Sunday June 2 is a reasonable guess.
-# note#1:
+# note 1:
 # On Oct 27/1918 when daylight saving ended in the rest of Canada,
 # Creston did not change its clocks.
-# note#2:
+# note 2:
 # During WWII when the Federal Government legislated a mandatory clock change,
 # Creston did not oblige.
-# note#3:
+# note 3:
 # There is no guarantee that Creston will remain on Mountain Standard Time
 # (UTC-7) forever.
 # The subject was debated at least once this year by the town Council.
@@ -1817,6 +1843,22 @@
 
 # The transition dates (and times) are guesses.
 
+# From Matt Johnson (2015-09-21):
+# Fort Nelson, BC, Canada will cancel DST this year.  So while previously they
+# were aligned with America/Vancouver, they're now aligned with
+# America/Dawson_Creek.
+# http://www.northernrockies.ca/EN/meta/news/archives/2015/northern-rockies-time-change.html
+#
+# From Tim Parenti (2015-09-23):
+# This requires a new zone for the Northern Rockies Regional Municipality,
+# America/Fort_Nelson.  The resolution of 2014-12-08 was reached following a
+# 2014-11-15 poll with nearly 75% support.  Effectively, the municipality has
+# been on MST (-0700) like Dawson Creek since it advanced its clocks on
+# 2015-03-08.
+#
+# From Paul Eggert (2015-09-23):
+# Shanks says Fort Nelson did not observe DST in 1946, unlike Vancouver.
+
 # Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
 Rule	Vanc	1918	only	-	Apr	14	2:00	1:00	D
 Rule	Vanc	1918	only	-	Oct	27	2:00	0	S
@@ -1835,6 +1877,12 @@
 			-8:00	Canada	P%sT	1947
 			-8:00	Vanc	P%sT	1972 Aug 30  2:00
 			-7:00	-	MST
+Zone America/Fort_Nelson	-8:10:47 -	LMT	1884
+			-8:00	Vanc	P%sT	1946
+			-8:00	-	PST	1947
+			-8:00	Vanc	P%sT	1987
+			-8:00	Canada	P%sT	2015 Mar  8  2:00
+			-7:00	-	MST
 Zone America/Creston	-7:46:04 -	LMT	1884
 			-7:00	-	MST	1916 Oct 1
 			-8:00	-	PST	1918 Jun 2
@@ -2143,18 +2191,18 @@
 Rule	NT_YK	1987	2006	-	Apr	Sun>=1	2:00	1:00	D
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 # aka Panniqtuuq
-Zone America/Pangnirtung 0	-	zzz	1921 # trading post est.
+Zone America/Pangnirtung 0	-	-00	1921 # trading post est.
 			-4:00	NT_YK	A%sT	1995 Apr Sun>=1  2:00
 			-5:00	Canada	E%sT	1999 Oct 31  2:00
 			-6:00	Canada	C%sT	2000 Oct 29  2:00
 			-5:00	Canada	E%sT
 # formerly Frobisher Bay
-Zone America/Iqaluit	0	-	zzz	1942 Aug # Frobisher Bay est.
+Zone America/Iqaluit	0	-	-00	1942 Aug # Frobisher Bay est.
 			-5:00	NT_YK	E%sT	1999 Oct 31  2:00
 			-6:00	Canada	C%sT	2000 Oct 29  2:00
 			-5:00	Canada	E%sT
 # aka Qausuittuq
-Zone America/Resolute	0	-	zzz	1947 Aug 31 # Resolute founded
+Zone America/Resolute	0	-	-00	1947 Aug 31 # Resolute founded
 			-6:00	NT_YK	C%sT	2000 Oct 29  2:00
 			-5:00	-	EST	2001 Apr  1  3:00
 			-6:00	Canada	C%sT	2006 Oct 29  2:00
@@ -2161,21 +2209,21 @@
 			-5:00	-	EST	2007 Mar 11  3:00
 			-6:00	Canada	C%sT
 # aka Kangiqiniq
-Zone America/Rankin_Inlet 0	-	zzz	1957 # Rankin Inlet founded
+Zone America/Rankin_Inlet 0	-	-00	1957 # Rankin Inlet founded
 			-6:00	NT_YK	C%sT	2000 Oct 29  2:00
 			-5:00	-	EST	2001 Apr  1  3:00
 			-6:00	Canada	C%sT
 # aka Iqaluktuuttiaq
-Zone America/Cambridge_Bay 0	-	zzz	1920 # trading post est.?
+Zone America/Cambridge_Bay 0	-	-00	1920 # trading post est.?
 			-7:00	NT_YK	M%sT	1999 Oct 31  2:00
 			-6:00	Canada	C%sT	2000 Oct 29  2:00
 			-5:00	-	EST	2000 Nov  5  0:00
 			-6:00	-	CST	2001 Apr  1  3:00
 			-7:00	Canada	M%sT
-Zone America/Yellowknife 0	-	zzz	1935 # Yellowknife founded?
+Zone America/Yellowknife 0	-	-00	1935 # Yellowknife founded?
 			-7:00	NT_YK	M%sT	1980
 			-7:00	Canada	M%sT
-Zone America/Inuvik	0	-	zzz	1953 # Inuvik founded
+Zone America/Inuvik	0	-	-00	1953 # Inuvik founded
 			-8:00	NT_YK	P%sT	1979 Apr lastSun  2:00
 			-7:00	NT_YK	M%sT	1980
 			-7:00	Canada	M%sT
@@ -2427,13 +2475,22 @@
 			-6:00	-	CST	1981 Dec 23
 			-5:00	-	EST	1982 Dec  2
 			-6:00	Mexico	C%sT
-# Coahuila, Durango, Nuevo León, Tamaulipas (near US border)
+# Coahuila, Nuevo León, Tamaulipas (near US border)
+# This includes the following municipalities:
+#   in Coahuila: Ocampo, Acuña, Zaragoza, Jiménez, Piedras Negras, Nava,
+#     Guerrero, Hidalgo.
+#   in Nuevo León: Anáhuac, Los Aldama.
+#   in Tamaulipas: Nuevo Laredo, Guerrero, Mier, Miguel Alemán, Camargo,
+#     Gustavo Díaz Ordaz, Reynosa, Río Bravo, Valle Hermoso, Matamoros.
+# See: Inicia mañana Horario de Verano en zona fronteriza, El Universal,
+# 2016-03-12
+# http://www.eluniversal.com.mx/articulo/estados/2016/03/12/inicia-manana-horario-de-verano-en-zona-fronteriza
 Zone America/Matamoros	-6:40:00 -	LMT	1921 Dec 31 23:20:00
 			-6:00	-	CST	1988
 			-6:00	US	C%sT	1989
 			-6:00	Mexico	C%sT	2010
 			-6:00	US	C%sT
-# Coahuila, Durango, Nuevo León, Tamaulipas (away from US border)
+# Durango; Coahuila, Nuevo León, Tamaulipas (away from US border)
 Zone America/Monterrey	-6:41:16 -	LMT	1921 Dec 31 23:18:44
 			-6:00	-	CST	1988
 			-6:00	US	C%sT	1989
@@ -2449,6 +2506,9 @@
 			-6:00	-	CST	2002 Feb 20
 			-6:00	Mexico	C%sT
 # Chihuahua (near US border)
+# This includes the municipalities of Janos, Ascensión, Juárez, Guadalupe,
+# Práxedis G Guerrero, Coyame del Sotol, Ojinaga, and Manuel Benavides.
+# (See the 2016-03-12 El Universal source mentioned above.)
 Zone America/Ojinaga	-6:57:40 -	LMT	1922 Jan  1  0:02:20
 			-7:00	-	MST	1927 Jun 10 23:00
 			-6:00	-	CST	1930 Nov 15
@@ -2536,7 +2596,7 @@
 			-7:00	Mexico	M%sT	2010 Apr  4  2:00
 			-6:00	Mexico	C%sT
 
-# Baja California (near US border)
+# Baja California
 Zone America/Tijuana	-7:48:04 -	LMT	1922 Jan  1  0:11:56
 			-7:00	-	MST	1924
 			-8:00	-	PST	1927 Jun 10 23:00
@@ -2556,25 +2616,6 @@
 			-8:00	US	P%sT	2002 Feb 20
 			-8:00	Mexico	P%sT	2010
 			-8:00	US	P%sT
-# Baja California (away from US border)
-Zone America/Santa_Isabel	-7:39:28 -	LMT	1922 Jan  1  0:20:32
-			-7:00	-	MST	1924
-			-8:00	-	PST	1927 Jun 10 23:00
-			-7:00	-	MST	1930 Nov 15
-			-8:00	-	PST	1931 Apr  1
-			-8:00	1:00	PDT	1931 Sep 30
-			-8:00	-	PST	1942 Apr 24
-			-8:00	1:00	PWT	1945 Aug 14 23:00u
-			-8:00	1:00	PPT	1945 Nov 12 # Peace
-			-8:00	-	PST	1948 Apr  5
-			-8:00	1:00	PDT	1949 Jan 14
-			-8:00	-	PST	1954
-			-8:00	CA	P%sT	1961
-			-8:00	-	PST	1976
-			-8:00	US	P%sT	1996
-			-8:00	Mexico	P%sT	2001
-			-8:00	US	P%sT	2002 Feb 20
-			-8:00	Mexico	P%sT
 # From Paul Eggert (2006-03-22):
 # Formerly there was an America/Ensenada zone, which differed from
 # America/Tijuana only in that it did not observe DST from 1976
@@ -2587,6 +2628,13 @@
 # other than America/Tijuana for Baja, but it's not clear yet what its
 # name or contents should be.
 #
+# From Paul Eggert (2015-10-08):
+# Formerly there was an America/Santa_Isabel zone, but this appears to
+# have come from a misreading of
+# http://dof.gob.mx/nota_detalle.php?codigo=5127480&fecha=06/01/2010
+# It has been moved to the 'backward' file.
+#
+#
 # Revillagigedo Is
 # no information
 
@@ -3024,6 +3072,13 @@
 # http://radiovision2000haiti.net/public/haiti-avis-changement-dheure-dimanche/
 # http://www.canalplushaiti.net/?p=6714
 
+# From Steffen Thorsen (2016-03-12):
+# Jean Antoine, editor of www.haiti-reference.com informed us that Haiti
+# are not going on DST this year.  Several other resources confirm this: ...
+# http://www.radiotelevisioncaraibes.com/presse/heure_d_t_pas_de_changement_d_heure_pr_vu_pour_cet_ann_e.html
+# http://www.vantbefinfo.com/changement-dheure-pas-pour-haiti/
+# http://news.anmwe.com/haiti-lheure-nationale-ne-sera-ni-avancee-ni-reculee-cette-annee/
+
 # Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
 Rule	Haiti	1983	only	-	May	8	0:00	1:00	D
 Rule	Haiti	1984	1987	-	Apr	lastSun	0:00	1:00	D
@@ -3034,8 +3089,8 @@
 Rule	Haiti	1988	1997	-	Oct	lastSun	1:00s	0	S
 Rule	Haiti	2005	2006	-	Apr	Sun>=1	0:00	1:00	D
 Rule	Haiti	2005	2006	-	Oct	lastSun	0:00	0	S
-Rule	Haiti	2012	max	-	Mar	Sun>=8	2:00	1:00	D
-Rule	Haiti	2012	max	-	Nov	Sun>=1	2:00	0	S
+Rule	Haiti	2012	2015	-	Mar	Sun>=8	2:00	1:00	D
+Rule	Haiti	2012	2015	-	Nov	Sun>=1	2:00	0	S
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone America/Port-au-Prince -4:49:20 -	LMT	1890
 			-4:49	-	PPMT	1917 Jan 24 12:00 # P-a-P MT

Modified: trunk/contrib/tzdata/southamerica
===================================================================
--- trunk/contrib/tzdata/southamerica	2016-08-15 01:45:23 UTC (rev 7732)
+++ trunk/contrib/tzdata/southamerica	2016-08-15 01:47:05 UTC (rev 7733)
@@ -30,7 +30,7 @@
 #	I suggest the use of _Summer time_ instead of the more cumbersome
 #	_daylight-saving time_.  _Summer time_ seems to be in general use
 #	in Europe and South America.
-#	-- E O Cutler, _New York Times_ (1937-02-14), quoted in
+#	-- E O Cutler, _New York Times_ (1937-02-14), quoted in
 #	H L Mencken, _The American Language: Supplement I_ (1960), p 466
 #
 # Earlier editions of these tables also used the North American style
@@ -131,7 +131,7 @@
 # Timezone Law (which never was effectively applied) will (would?) be
 # in effect.... The article is at
 # http://ar.clarin.com/diario/2001-06-06/e-01701.htm
-# ... The Law itself is "Ley No 25155", sanctioned on 1999-08-25, enacted
+# ... The Law itself is "Ley No. 25155", sanctioned on 1999-08-25, enacted
 # 1999-09-17, and published 1999-09-21.  The official publication is at:
 # http://www.boletin.jus.gov.ar/BON/Primera/1999/09-Septiembre/21/PDF/BO21-09-99LEG.PDF
 # Regretfully, you have to subscribe (and pay) for the on-line version....
@@ -175,15 +175,11 @@
 # http://www.worldtimezone.com/dst_news/dst_news_argentina03.html
 # http://www.impulsobaires.com.ar/nota.php?id=57832 (in spanish)
 
-# From Rodrigo Severo (2008-10-06):
-# Here is some info available at a Gentoo bug related to TZ on Argentina's DST:
-# ...
-# ------- Comment #1 from [jmdocile]  2008-10-06 16:28 0000 -------
-# Hi, there is a problem with timezone-data-2008e and maybe with
-# timezone-data-2008f
-# Argentinian law [Number] 25.155 is no longer valid.
+# From Juan Manuel Docile in https://bugs.gentoo.org/240339 (2008-10-07)
+# via Rodrigo Severo:
+# Argentinian law No. 25.155 is no longer valid.
 # http://www.infoleg.gov.ar/infolegInternet/anexos/60000-64999/60036/norma.htm
-# The new one is law [Number] 26.350
+# The new one is law No. 26.350
 # http://www.infoleg.gov.ar/infolegInternet/anexos/135000-139999/136191/norma.htm
 # So there is no summer time in Argentina for now.
 
@@ -771,7 +767,7 @@
 #	 [ and in a second message (same day): ]
 # I found the decree.
 #
-# DECRETO No- 7.584, DE 13 DE OUTUBRO DE 2011
+# DECRETO No. 7.584, DE 13 DE OUTUBRO DE 2011
 # Link :
 # http://www.in.gov.br/visualiza/index.jsp?data=13/10/2011&jornal=1000&pagina=6&totalArquivos=6
 
@@ -1125,7 +1121,7 @@
 # Conflicts between [1] and [2] were resolved as follows:
 #
 #  - [1] says the 1910 transition was Jan 1, [2] says Jan 10 and cites
-#    Boletín Nº 1, Aviso Nº 1 (1910).  Go with [2].
+#    Boletín No. 1, Aviso No. 1 (1910).  Go with [2].
 #
 #  - [1] says SMT was -4:42:45, [2] says Chile's official time from
 #    1916 to 1919 was -4:42:46.3, the meridian of Chile's National
@@ -1133,7 +1129,7 @@
 #    Quinta Normal in Santiago.  Go with [2], rounding it to -4:42:46.
 #
 #  - [1] says the 1918 transition was Sep 1, [2] says Sep 10 and cites
-#    Boletín Nº 22, Aviso Nº 129/1918 (1918-08-23).  Go with [2].
+#    Boletín No. 22, Aviso No. 129/1918 (1918-08-23).  Go with [2].
 #
 #  - [1] does not give times for transitions; assume they occur
 #    at midnight mainland time, the current common practice.  However,
@@ -1225,6 +1221,20 @@
 # From Paul Eggert (2015-03-03):
 # For now, assume that the extension will persist indefinitely.
 
+# From Juan Correa (2016-03-18):
+# The decree regarding DST has been published in today's Official Gazette:
+# http://www.diariooficial.interior.gob.cl/versiones-anteriores/do/20160318/
+# http://www.leychile.cl/Navegar?idNorma=1088502
+# It does consider the second Saturday of May and August as the dates
+# for the transition; and it lists DST dates until 2019, but I think
+# this scheme will stick.
+#
+# From Paul Eggert (2016-03-18):
+# For now, assume the pattern holds for the indefinite future.
+# The decree says transitions occur at 24:00; in practice this appears
+# to mean 24:00 mainland time, not 24:00 local time, so that Easter
+# Island is always two hours behind the mainland.
+
 # Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
 Rule	Chile	1927	1931	-	Sep	 1	0:00	1:00	S
 Rule	Chile	1928	1932	-	Apr	 1	0:00	0	-
@@ -1256,8 +1266,10 @@
 Rule	Chile	2010	only	-	Apr	Sun>=1	3:00u	0	-
 Rule	Chile	2011	only	-	May	Sun>=2	3:00u	0	-
 Rule	Chile	2011	only	-	Aug	Sun>=16	4:00u	1:00	S
-Rule	Chile	2012	2015	-	Apr	Sun>=23	3:00u	0	-
+Rule	Chile	2012	2014	-	Apr	Sun>=23	3:00u	0	-
 Rule	Chile	2012	2014	-	Sep	Sun>=2	4:00u	1:00	S
+Rule	Chile	2016	max	-	May	Sun>=9	3:00u	0	-
+Rule	Chile	2016	max	-	Aug	Sun>=9	4:00u	1:00	S
 # IATA SSIM anomalies: (1992-02) says 1992-03-14;
 # (1996-09) says 1998-03-08.  Ignore these.
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
@@ -1274,13 +1286,11 @@
 			-4:00	1:00	CLST	1946 Sep  1 # central Chile
 			-4:00	-	CLT	1947 Apr  1
 			-5:00	-	CLT	1947 May 21 23:00
-			-4:00	Chile	CL%sT	2015 Apr 26  3:00u
-			-3:00	-	CLT
+			-4:00	Chile	CL%sT
 Zone Pacific/Easter	-7:17:28 -	LMT	1890
 			-7:17:28 -	EMT	1932 Sep    # Easter Mean Time
 			-7:00	Chile	EAS%sT	1982 Mar 14 3:00u # Easter Time
-			-6:00	Chile	EAS%sT	2015 Apr 26 3:00u
-			-5:00	-	EAST
+			-6:00	Chile	EAS%sT
 #
 # Salas y Gómez Island is uninhabited.
 # Other Chilean locations, including Juan Fernández Is, Desventuradas Is,
@@ -1299,11 +1309,10 @@
 # Palmer used to be supplied from Argentina.
 #
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
-Zone Antarctica/Palmer	0	-	zzz	1965
+Zone Antarctica/Palmer	0	-	-00	1965
 			-4:00	Arg	AR%sT	1969 Oct  5
 			-3:00	Arg	AR%sT	1982 May
-			-4:00	Chile	CL%sT	2015 Apr 26 3:00u
-			-3:00	-	CLT
+			-4:00	Chile	CL%sT
 
 # Colombia
 
@@ -1533,7 +1542,7 @@
 # (1999-09) reports no date; go with above sources and Gerd Knops (2001-02-27).
 Rule	Para	1998	2001	-	Mar	Sun>=1	0:00	0	-
 # From Rives McDow (2002-02-28):
-# A decree was issued in Paraguay (no. 16350) on 2002-02-26 that changed the
+# A decree was issued in Paraguay (No. 16350) on 2002-02-26 that changed the
 # dst method to be from the first Sunday in September to the first Sunday in
 # April.
 Rule	Para	2002	2004	-	Apr	Sun>=1	0:00	0	-
@@ -1713,8 +1722,19 @@
 Rule	Uruguay	2006	only	-	Mar	12	 2:00	0	-
 # From Jesper Nørgaard Welen (2006-09-06):
 # http://www.presidencia.gub.uy/_web/decretos/2006/09/CM%20210_08%2006%202006_00001.PDF
-Rule	Uruguay	2006	max	-	Oct	Sun>=1	 2:00	1:00	S
-Rule	Uruguay	2007	max	-	Mar	Sun>=8	 2:00	0	-
+#
+# From Steffen Thorsen (2015-06-30):
+# ... it looks like they will not be using DST the coming summer:
+# http://www.elobservador.com.uy/gobierno-resolvio-que-no-habra-cambio-horario-verano-n656787
+# http://www.republica.com.uy/este-ano-no-se-modificara-el-huso-horario-en-uruguay/523760/
+# From Paul Eggert (2015-06-30):
+# Apparently restaurateurs complained that DST caused people to go to the beach
+# instead of out to dinner.
+# From Pablo Camargo (2015-07-13):
+# http://archivo.presidencia.gub.uy/sci/decretos/2015/06/cons_min_201.pdf
+# [dated 2015-06-29; repeals Decree 311/006 dated 2006-09-04]
+Rule	Uruguay	2006	2014	-	Oct	Sun>=1	 2:00	1:00	S
+Rule	Uruguay	2007	2015	-	Mar	Sun>=8	 2:00	0	-
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone America/Montevideo	-3:44:44 -	LMT	1898 Jun 28
 			-3:44:44 -	MMT	1920 May  1 # Montevideo MT
@@ -1723,6 +1743,10 @@
 
 # Venezuela
 #
+# From Paul Eggert (2015-07-28):
+# For the 1965 transition see Gaceta Oficial No. 27.619 (1964-12-15), p 205.533
+# http://www.pgr.gob.ve/dmdocuments/1964/27619.pdf
+#
 # From John Stainforth (2007-11-28):
 # ... the change for Venezuela originally expected for 2007-12-31 has
 # been brought forward to 2007-12-09.  The official announcement was
@@ -1731,9 +1755,25 @@
 # resolution publication)
 # http://www.globovision.com/news.php?nid=72208
 
+# From Alexander Krivenyshev (2016-04-15):
+# https://actualidad.rt.com/actualidad/204758-venezuela-modificar-huso-horario-sequia-elnino
+#
+# From Paul Eggert (2016-04-15):
+# Clocks advance 30 minutes on 2016-05-01 at 02:30....
+# "'Venezuela's new time-zone: hours without light, hours without water,
+# hours of presidential broadcasts, hours of lines,' quipped comedian
+# Jean Mary Curró ...". See: Cawthorne A, Kai D. Venezuela scraps
+# half-hour time difference set by Chavez. Reuters 2016-04-15 14:50 -0400
+# http://www.reuters.com/article/us-venezuela-timezone-idUSKCN0XC2BE
+#
+# From Matt Johnson (2016-04-20):
+# ... published in the official Gazette [2016-04-18], here:
+# http://historico.tsj.gob.ve/gaceta_ext/abril/1842016/E-1842016-4551.pdf
+
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone	America/Caracas	-4:27:44 -	LMT	1890
 			-4:27:40 -	CMT	1912 Feb 12 # Caracas Mean Time?
-			-4:30	-	VET	1965        # Venezuela Time
+			-4:30	-	VET	1965 Jan  1  0:00 # Venezuela T.
 			-4:00	-	VET	2007 Dec  9  3:00
-			-4:30	-	VET
+			-4:30	-	VET	2016 May  1  2:30
+			-4:00	-	VET

Modified: trunk/contrib/tzdata/zone.tab
===================================================================
--- trunk/contrib/tzdata/zone.tab	2016-08-15 01:45:23 UTC (rev 7732)
+++ trunk/contrib/tzdata/zone.tab	2016-08-15 01:47:05 UTC (rev 7733)
@@ -30,22 +30,22 @@
 AL	+4120+01950	Europe/Tirane
 AM	+4011+04430	Asia/Yerevan
 AO	-0848+01314	Africa/Luanda
-AQ	-7750+16636	Antarctica/McMurdo	McMurdo, South Pole, Scott (New Zealand time)
-AQ	-6734-06808	Antarctica/Rothera	Rothera Station, Adelaide Island
-AQ	-6448-06406	Antarctica/Palmer	Palmer Station, Anvers Island
-AQ	-6736+06253	Antarctica/Mawson	Mawson Station, Holme Bay
-AQ	-6835+07758	Antarctica/Davis	Davis Station, Vestfold Hills
-AQ	-6617+11031	Antarctica/Casey	Casey Station, Bailey Peninsula
-AQ	-7824+10654	Antarctica/Vostok	Vostok Station, Lake Vostok
-AQ	-6640+14001	Antarctica/DumontDUrville	Dumont-d'Urville Station, Adelie Land
-AQ	-690022+0393524	Antarctica/Syowa	Syowa Station, E Ongul I
-AQ	-720041+0023206	Antarctica/Troll	Troll Station, Queen Maud Land
+AQ	-7750+16636	Antarctica/McMurdo	New Zealand time - McMurdo, South Pole
+AQ	-6617+11031	Antarctica/Casey	Casey
+AQ	-6835+07758	Antarctica/Davis	Davis
+AQ	-6640+14001	Antarctica/DumontDUrville	Dumont-d'Urville
+AQ	-6736+06253	Antarctica/Mawson	Mawson
+AQ	-6448-06406	Antarctica/Palmer	Palmer
+AQ	-6734-06808	Antarctica/Rothera	Rothera
+AQ	-690022+0393524	Antarctica/Syowa	Syowa
+AQ	-720041+0023206	Antarctica/Troll	Troll
+AQ	-7824+10654	Antarctica/Vostok	Vostok
 AR	-3436-05827	America/Argentina/Buenos_Aires	Buenos Aires (BA, CF)
-AR	-3124-06411	America/Argentina/Cordoba	most locations (CB, CC, CN, ER, FM, MN, SE, SF)
-AR	-2447-06525	America/Argentina/Salta	(SA, LP, NQ, RN)
+AR	-3124-06411	America/Argentina/Cordoba	Argentina (most areas: CB, CC, CN, ER, FM, MN, SE, SF)
+AR	-2447-06525	America/Argentina/Salta	Salta (SA, LP, NQ, RN)
 AR	-2411-06518	America/Argentina/Jujuy	Jujuy (JY)
 AR	-2649-06513	America/Argentina/Tucuman	Tucuman (TM)
-AR	-2828-06547	America/Argentina/Catamarca	Catamarca (CT), Chubut (CH)
+AR	-2828-06547	America/Argentina/Catamarca	Catamarca (CT); Chubut (CH)
 AR	-2926-06651	America/Argentina/La_Rioja	La Rioja (LR)
 AR	-3132-06831	America/Argentina/San_Juan	San Juan (SJ)
 AR	-3253-06849	America/Argentina/Mendoza	Mendoza (MZ)
@@ -56,17 +56,17 @@
 AT	+4813+01620	Europe/Vienna
 AU	-3133+15905	Australia/Lord_Howe	Lord Howe Island
 AU	-5430+15857	Antarctica/Macquarie	Macquarie Island
-AU	-4253+14719	Australia/Hobart	Tasmania - most locations
-AU	-3956+14352	Australia/Currie	Tasmania - King Island
+AU	-4253+14719	Australia/Hobart	Tasmania (most areas)
+AU	-3956+14352	Australia/Currie	Tasmania (King Island)
 AU	-3749+14458	Australia/Melbourne	Victoria
-AU	-3352+15113	Australia/Sydney	New South Wales - most locations
-AU	-3157+14127	Australia/Broken_Hill	New South Wales - Yancowinna
-AU	-2728+15302	Australia/Brisbane	Queensland - most locations
-AU	-2016+14900	Australia/Lindeman	Queensland - Holiday Islands
+AU	-3352+15113	Australia/Sydney	New South Wales (most areas)
+AU	-3157+14127	Australia/Broken_Hill	New South Wales (Yancowinna)
+AU	-2728+15302	Australia/Brisbane	Queensland (most areas)
+AU	-2016+14900	Australia/Lindeman	Queensland (Whitsunday Islands)
 AU	-3455+13835	Australia/Adelaide	South Australia
 AU	-1228+13050	Australia/Darwin	Northern Territory
-AU	-3157+11551	Australia/Perth	Western Australia - most locations
-AU	-3143+12852	Australia/Eucla	Western Australia - Eucla area
+AU	-3157+11551	Australia/Perth	Western Australia (most areas)
+AU	-3143+12852	Australia/Eucla	Western Australia (Eucla)
 AW	+1230-06958	America/Aruba
 AX	+6006+01957	Europe/Mariehamn
 AZ	+4023+04951	Asia/Baku
@@ -85,20 +85,20 @@
 BO	-1630-06809	America/La_Paz
 BQ	+120903-0681636	America/Kralendijk
 BR	-0351-03225	America/Noronha	Atlantic islands
-BR	-0127-04829	America/Belem	Amapa, E Para
-BR	-0343-03830	America/Fortaleza	NE Brazil (MA, PI, CE, RN, PB)
+BR	-0127-04829	America/Belem	Para (east); Amapa
+BR	-0343-03830	America/Fortaleza	Brazil (northeast: MA, PI, CE, RN, PB)
 BR	-0803-03454	America/Recife	Pernambuco
 BR	-0712-04812	America/Araguaina	Tocantins
 BR	-0940-03543	America/Maceio	Alagoas, Sergipe
 BR	-1259-03831	America/Bahia	Bahia
-BR	-2332-04637	America/Sao_Paulo	S & SE Brazil (GO, DF, MG, ES, RJ, SP, PR, SC, RS)
+BR	-2332-04637	America/Sao_Paulo	Brazil (southeast: GO, DF, MG, ES, RJ, SP, PR, SC, RS)
 BR	-2027-05437	America/Campo_Grande	Mato Grosso do Sul
 BR	-1535-05605	America/Cuiaba	Mato Grosso
-BR	-0226-05452	America/Santarem	W Para
+BR	-0226-05452	America/Santarem	Para (west)
 BR	-0846-06354	America/Porto_Velho	Rondonia
 BR	+0249-06040	America/Boa_Vista	Roraima
-BR	-0308-06001	America/Manaus	E Amazonas
-BR	-0640-06952	America/Eirunepe	W Amazonas
+BR	-0308-06001	America/Manaus	Amazonas (east)
+BR	-0640-06952	America/Eirunepe	Amazonas (west)
 BR	-0958-06748	America/Rio_Branco	Acre
 BS	+2505-07721	America/Nassau
 BT	+2728+08939	Asia/Thimphu
@@ -105,42 +105,43 @@
 BW	-2439+02555	Africa/Gaborone
 BY	+5354+02734	Europe/Minsk
 BZ	+1730-08812	America/Belize
-CA	+4734-05243	America/St_Johns	Newfoundland Time, including SE Labrador
-CA	+4439-06336	America/Halifax	Atlantic Time - Nova Scotia (most places), PEI
-CA	+4612-05957	America/Glace_Bay	Atlantic Time - Nova Scotia - places that did not observe DST 1966-1971
-CA	+4606-06447	America/Moncton	Atlantic Time - New Brunswick
-CA	+5320-06025	America/Goose_Bay	Atlantic Time - Labrador - most locations
-CA	+5125-05707	America/Blanc-Sablon	Atlantic Standard Time - Quebec - Lower North Shore
-CA	+4339-07923	America/Toronto	Eastern Time - Ontario & Quebec - most locations
-CA	+4901-08816	America/Nipigon	Eastern Time - Ontario & Quebec - places that did not observe DST 1967-1973
-CA	+4823-08915	America/Thunder_Bay	Eastern Time - Thunder Bay, Ontario
-CA	+6344-06828	America/Iqaluit	Eastern Time - east Nunavut - most locations
-CA	+6608-06544	America/Pangnirtung	Eastern Time - Pangnirtung, Nunavut
-CA	+744144-0944945	America/Resolute	Central Time - Resolute, Nunavut
-CA	+484531-0913718	America/Atikokan	Eastern Standard Time - Atikokan, Ontario and Southampton I, Nunavut
-CA	+624900-0920459	America/Rankin_Inlet	Central Time - central Nunavut
-CA	+4953-09709	America/Winnipeg	Central Time - Manitoba & west Ontario
-CA	+4843-09434	America/Rainy_River	Central Time - Rainy River & Fort Frances, Ontario
-CA	+5024-10439	America/Regina	Central Standard Time - Saskatchewan - most locations
-CA	+5017-10750	America/Swift_Current	Central Standard Time - Saskatchewan - midwest
-CA	+5333-11328	America/Edmonton	Mountain Time - Alberta, east British Columbia & west Saskatchewan
-CA	+690650-1050310	America/Cambridge_Bay	Mountain Time - west Nunavut
-CA	+6227-11421	America/Yellowknife	Mountain Time - central Northwest Territories
-CA	+682059-1334300	America/Inuvik	Mountain Time - west Northwest Territories
-CA	+4906-11631	America/Creston	Mountain Standard Time - Creston, British Columbia
-CA	+5946-12014	America/Dawson_Creek	Mountain Standard Time - Dawson Creek & Fort Saint John, British Columbia
-CA	+4916-12307	America/Vancouver	Pacific Time - west British Columbia
-CA	+6043-13503	America/Whitehorse	Pacific Time - south Yukon
-CA	+6404-13925	America/Dawson	Pacific Time - north Yukon
+CA	+4734-05243	America/St_Johns	Newfoundland; Labrador (southeast)
+CA	+4439-06336	America/Halifax	Atlantic - NS (most areas); PE
+CA	+4612-05957	America/Glace_Bay	Atlantic - NS (Cape Breton)
+CA	+4606-06447	America/Moncton	Atlantic - New Brunswick
+CA	+5320-06025	America/Goose_Bay	Atlantic - Labrador (most areas)
+CA	+5125-05707	America/Blanc-Sablon	AST - QC (Lower North Shore)
+CA	+4339-07923	America/Toronto	Eastern - ON, QC (most areas)
+CA	+4901-08816	America/Nipigon	Eastern - ON, QC (no DST 1967-73)
+CA	+4823-08915	America/Thunder_Bay	Eastern - ON (Thunder Bay)
+CA	+6344-06828	America/Iqaluit	Eastern - NU (most east areas)
+CA	+6608-06544	America/Pangnirtung	Eastern - NU (Pangnirtung)
+CA	+484531-0913718	America/Atikokan	EST - ON (Atikokan); NU (Coral H)
+CA	+4953-09709	America/Winnipeg	Central - ON (west); Manitoba
+CA	+4843-09434	America/Rainy_River	Central - ON (Rainy R, Ft Frances)
+CA	+744144-0944945	America/Resolute	Central - NU (Resolute)
+CA	+624900-0920459	America/Rankin_Inlet	Central - NU (central)
+CA	+5024-10439	America/Regina	CST - SK (most areas)
+CA	+5017-10750	America/Swift_Current	CST - SK (midwest)
+CA	+5333-11328	America/Edmonton	Mountain - AB; BC (E); SK (W)
+CA	+690650-1050310	America/Cambridge_Bay	Mountain - NU (west)
+CA	+6227-11421	America/Yellowknife	Mountain - NT (central)
+CA	+682059-1334300	America/Inuvik	Mountain - NT (west)
+CA	+4906-11631	America/Creston	MST - BC (Creston)
+CA	+5946-12014	America/Dawson_Creek	MST - BC (Dawson Cr, Ft St John)
+CA	+5848-12242	America/Fort_Nelson	MST - BC (Ft Nelson)
+CA	+4916-12307	America/Vancouver	Pacific - BC (most areas)
+CA	+6043-13503	America/Whitehorse	Pacific - Yukon (south)
+CA	+6404-13925	America/Dawson	Pacific - Yukon (north)
 CC	-1210+09655	Indian/Cocos
-CD	-0418+01518	Africa/Kinshasa	west Dem. Rep. of Congo
-CD	-1140+02728	Africa/Lubumbashi	east Dem. Rep. of Congo
+CD	-0418+01518	Africa/Kinshasa	Dem. Rep. of Congo (west)
+CD	-1140+02728	Africa/Lubumbashi	Dem. Rep. of Congo (east)
 CF	+0422+01835	Africa/Bangui
 CG	-0416+01517	Africa/Brazzaville
 CH	+4723+00832	Europe/Zurich
 CI	+0519-00402	Africa/Abidjan
 CK	-2114-15946	Pacific/Rarotonga
-CL	-3327-07040	America/Santiago	most locations
+CL	-3327-07040	America/Santiago	Chile (most areas)
 CL	-2709-10926	Pacific/Easter	Easter Island
 CM	+0403+00942	Africa/Douala
 CN	+3114+12128	Asia/Shanghai	Beijing Time
@@ -153,7 +154,7 @@
 CX	-1025+10543	Indian/Christmas
 CY	+3510+03322	Asia/Nicosia
 CZ	+5005+01426	Europe/Prague
-DE	+5230+01322	Europe/Berlin	most locations
+DE	+5230+01322	Europe/Berlin	Germany (most areas)
 DE	+4742+00841	Europe/Busingen	Busingen
 DJ	+1136+04309	Africa/Djibouti
 DK	+5540+01235	Europe/Copenhagen
@@ -160,21 +161,21 @@
 DM	+1518-06124	America/Dominica
 DO	+1828-06954	America/Santo_Domingo
 DZ	+3647+00303	Africa/Algiers
-EC	-0210-07950	America/Guayaquil	mainland
+EC	-0210-07950	America/Guayaquil	Ecuador (mainland)
 EC	-0054-08936	Pacific/Galapagos	Galapagos Islands
 EE	+5925+02445	Europe/Tallinn
 EG	+3003+03115	Africa/Cairo
 EH	+2709-01312	Africa/El_Aaiun
 ER	+1520+03853	Africa/Asmara
-ES	+4024-00341	Europe/Madrid	mainland
-ES	+3553-00519	Africa/Ceuta	Ceuta & Melilla
+ES	+4024-00341	Europe/Madrid	Spain (mainland)
+ES	+3553-00519	Africa/Ceuta	Ceuta, Melilla
 ES	+2806-01524	Atlantic/Canary	Canary Islands
 ET	+0902+03842	Africa/Addis_Ababa
 FI	+6010+02458	Europe/Helsinki
 FJ	-1808+17825	Pacific/Fiji
 FK	-5142-05751	Atlantic/Stanley
-FM	+0725+15147	Pacific/Chuuk	Chuuk (Truk) and Yap
-FM	+0658+15813	Pacific/Pohnpei	Pohnpei (Ponape)
+FM	+0725+15147	Pacific/Chuuk	Chuuk/Truk, Yap
+FM	+0658+15813	Pacific/Pohnpei	Pohnpei/Ponape
 FM	+0519+16259	Pacific/Kosrae	Kosrae
 FO	+6201-00646	Atlantic/Faroe
 FR	+4852+00220	Europe/Paris
@@ -186,10 +187,10 @@
 GG	+4927-00232	Europe/Guernsey
 GH	+0533-00013	Africa/Accra
 GI	+3608-00521	Europe/Gibraltar
-GL	+6411-05144	America/Godthab	most locations
-GL	+7646-01840	America/Danmarkshavn	east coast, north of Scoresbysund
-GL	+7029-02158	America/Scoresbysund	Scoresbysund / Ittoqqortoormiit
-GL	+7634-06847	America/Thule	Thule / Pituffik
+GL	+6411-05144	America/Godthab	Greenland (most areas)
+GL	+7646-01840	America/Danmarkshavn	National Park (east coast)
+GL	+7029-02158	America/Scoresbysund	Scoresbysund/Ittoqqortoormiit
+GL	+7634-06847	America/Thule	Thule/Pituffik
 GM	+1328-01639	Africa/Banjul
 GN	+0931-01343	Africa/Conakry
 GP	+1614-06132	America/Guadeloupe
@@ -205,10 +206,10 @@
 HR	+4548+01558	Europe/Zagreb
 HT	+1832-07220	America/Port-au-Prince
 HU	+4730+01905	Europe/Budapest
-ID	-0610+10648	Asia/Jakarta	Java & Sumatra
-ID	-0002+10920	Asia/Pontianak	west & central Borneo
-ID	-0507+11924	Asia/Makassar	east & south Borneo, Sulawesi (Celebes), Bali, Nusa Tengarra, west Timor
-ID	-0232+14042	Asia/Jayapura	west New Guinea (Irian Jaya) & Malukus (Moluccas)
+ID	-0610+10648	Asia/Jakarta	Java, Sumatra
+ID	-0002+10920	Asia/Pontianak	Borneo (west, central)
+ID	-0507+11924	Asia/Makassar	Borneo (east, south); Sulawesi/Celebes, Bali, Nusa Tengarra; Timor (west)
+ID	-0232+14042	Asia/Jayapura	New Guinea (West Papua / Irian Jaya); Malukus/Moluccas
 IE	+5320-00615	Europe/Dublin
 IL	+314650+0351326	Asia/Jerusalem
 IM	+5409-00428	Europe/Isle_of_Man
@@ -234,10 +235,10 @@
 KR	+3733+12658	Asia/Seoul
 KW	+2920+04759	Asia/Kuwait
 KY	+1918-08123	America/Cayman
-KZ	+4315+07657	Asia/Almaty	most locations
-KZ	+4448+06528	Asia/Qyzylorda	Qyzylorda (Kyzylorda, Kzyl-Orda)
-KZ	+5017+05710	Asia/Aqtobe	Aqtobe (Aktobe)
-KZ	+4431+05016	Asia/Aqtau	Atyrau (Atirau, Gur'yev), Mangghystau (Mankistau)
+KZ	+4315+07657	Asia/Almaty	Kazakhstan (most areas)
+KZ	+4448+06528	Asia/Qyzylorda	Qyzylorda/Kyzylorda/Kzyl-Orda
+KZ	+5017+05710	Asia/Aqtobe	Aqtobe/Aktobe
+KZ	+4431+05016	Asia/Aqtau	Atyrau/Atirau/Gur'yev, Mangghystau/Mankistau
 KZ	+5113+05121	Asia/Oral	West Kazakhstan
 LA	+1758+10236	Asia/Vientiane
 LB	+3353+03530	Asia/Beirut
@@ -256,12 +257,12 @@
 ME	+4226+01916	Europe/Podgorica
 MF	+1804-06305	America/Marigot
 MG	-1855+04731	Indian/Antananarivo
-MH	+0709+17112	Pacific/Majuro	most locations
+MH	+0709+17112	Pacific/Majuro	Marshall Islands (most areas)
 MH	+0905+16720	Pacific/Kwajalein	Kwajalein
 MK	+4159+02126	Europe/Skopje
 ML	+1239-00800	Africa/Bamako
 MM	+1647+09610	Asia/Rangoon
-MN	+4755+10653	Asia/Ulaanbaatar	most locations
+MN	+4755+10653	Asia/Ulaanbaatar	Mongolia (most areas)
 MN	+4801+09139	Asia/Hovd	Bayan-Olgiy, Govi-Altai, Hovd, Uvs, Zavkhan
 MN	+4804+11430	Asia/Choibalsan	Dornod, Sukhbaatar
 MO	+2214+11335	Asia/Macau
@@ -273,20 +274,19 @@
 MU	-2010+05730	Indian/Mauritius
 MV	+0410+07330	Indian/Maldives
 MW	-1547+03500	Africa/Blantyre
-MX	+1924-09909	America/Mexico_City	Central Time - most locations
+MX	+1924-09909	America/Mexico_City	Central Time
 MX	+2105-08646	America/Cancun	Eastern Standard Time - Quintana Roo
 MX	+2058-08937	America/Merida	Central Time - Campeche, Yucatan
-MX	+2540-10019	America/Monterrey	Mexican Central Time - Coahuila, Durango, Nuevo Leon, Tamaulipas away from US border
-MX	+2550-09730	America/Matamoros	US Central Time - Coahuila, Durango, Nuevo Leon, Tamaulipas near US border
-MX	+2313-10625	America/Mazatlan	Mountain Time - S Baja, Nayarit, Sinaloa
-MX	+2838-10605	America/Chihuahua	Mexican Mountain Time - Chihuahua away from US border
-MX	+2934-10425	America/Ojinaga	US Mountain Time - Chihuahua near US border
+MX	+2540-10019	America/Monterrey	Central Time - Durango; Coahuila, Nuevo Leon, Tamaulipas (most areas)
+MX	+2550-09730	America/Matamoros	Central Time US - Coahuila, Nuevo Leon, Tamaulipas (US border)
+MX	+2313-10625	America/Mazatlan	Mountain Time - Baja California Sur, Nayarit, Sinaloa
+MX	+2838-10605	America/Chihuahua	Mountain Time - Chihuahua (most areas)
+MX	+2934-10425	America/Ojinaga	Mountain Time US - Chihuahua (US border)
 MX	+2904-11058	America/Hermosillo	Mountain Standard Time - Sonora
-MX	+3232-11701	America/Tijuana	US Pacific Time - Baja California near US border
-MX	+3018-11452	America/Santa_Isabel	Mexican Pacific Time - Baja California away from US border
-MX	+2048-10515	America/Bahia_Banderas	Mexican Central Time - Bahia de Banderas
-MY	+0310+10142	Asia/Kuala_Lumpur	peninsular Malaysia
-MY	+0133+11020	Asia/Kuching	Sabah & Sarawak
+MX	+3232-11701	America/Tijuana	Pacific Time US - Baja California
+MX	+2048-10515	America/Bahia_Banderas	Central Time - Bahia de Banderas
+MY	+0310+10142	Asia/Kuala_Lumpur	Malaysia (peninsula)
+MY	+0133+11020	Asia/Kuching	Sabah, Sarawak
 MZ	-2558+03235	Africa/Maputo
 NA	-2234+01706	Africa/Windhoek
 NC	-2216+16627	Pacific/Noumea
@@ -299,7 +299,7 @@
 NP	+2743+08519	Asia/Kathmandu
 NR	-0031+16655	Pacific/Nauru
 NU	-1901-16955	Pacific/Niue
-NZ	-3652+17446	Pacific/Auckland	most locations
+NZ	-3652+17446	Pacific/Auckland	New Zealand (most areas)
 NZ	-4357-17633	Pacific/Chatham	Chatham Islands
 OM	+2336+05835	Asia/Muscat
 PA	+0858-07932	America/Panama
@@ -307,7 +307,7 @@
 PF	-1732-14934	Pacific/Tahiti	Society Islands
 PF	-0900-13930	Pacific/Marquesas	Marquesas Islands
 PF	-2308-13457	Pacific/Gambier	Gambier Islands
-PG	-0930+14710	Pacific/Port_Moresby	most locations
+PG	-0930+14710	Pacific/Port_Moresby	Papua New Guinea (most areas)
 PG	-0613+15534	Pacific/Bougainville	Bougainville
 PH	+1435+12100	Asia/Manila
 PK	+2452+06703	Asia/Karachi
@@ -317,7 +317,7 @@
 PR	+182806-0660622	America/Puerto_Rico
 PS	+3130+03428	Asia/Gaza	Gaza Strip
 PS	+313200+0350542	Asia/Hebron	West Bank
-PT	+3843-00908	Europe/Lisbon	mainland
+PT	+3843-00908	Europe/Lisbon	Portugal (mainland)
 PT	+3238-01654	Atlantic/Madeira	Madeira Islands
 PT	+3744-02540	Atlantic/Azores	Azores
 PW	+0720+13429	Pacific/Palau
@@ -326,27 +326,32 @@
 RE	-2052+05528	Indian/Reunion
 RO	+4426+02606	Europe/Bucharest
 RS	+4450+02030	Europe/Belgrade
-RU	+5443+02030	Europe/Kaliningrad	Moscow-01 - Kaliningrad
-RU	+554521+0373704	Europe/Moscow	Moscow+00 - west Russia
-RU	+4457+03406	Europe/Simferopol	Moscow+00 - Crimea
-RU	+4844+04425	Europe/Volgograd	Moscow+00 - Caspian Sea
-RU	+5312+05009	Europe/Samara	Moscow+00 (Moscow+01 after 2014-10-26) - Samara, Udmurtia
-RU	+5651+06036	Asia/Yekaterinburg	Moscow+02 - Urals
-RU	+5500+07324	Asia/Omsk	Moscow+03 - west Siberia
-RU	+5502+08255	Asia/Novosibirsk	Moscow+03 - Novosibirsk
-RU	+5345+08707	Asia/Novokuznetsk	Moscow+03 (Moscow+04 after 2014-10-26) - Kemerovo
-RU	+5601+09250	Asia/Krasnoyarsk	Moscow+04 - Yenisei River
-RU	+5216+10420	Asia/Irkutsk	Moscow+05 - Lake Baikal
-RU	+5203+11328	Asia/Chita	Moscow+06 (Moscow+05 after 2014-10-26) - Zabaykalsky
-RU	+6200+12940	Asia/Yakutsk	Moscow+06 - Lena River
-RU	+623923+1353314	Asia/Khandyga	Moscow+06 - Tomponsky, Ust-Maysky
-RU	+4310+13156	Asia/Vladivostok	Moscow+07 - Amur River
-RU	+4658+14242	Asia/Sakhalin	Moscow+07 - Sakhalin Island
-RU	+643337+1431336	Asia/Ust-Nera	Moscow+07 - Oymyakonsky
-RU	+5934+15048	Asia/Magadan	Moscow+08 (Moscow+07 after 2014-10-26) - Magadan
-RU	+6728+15343	Asia/Srednekolymsk	Moscow+08 - E Sakha, N Kuril Is
-RU	+5301+15839	Asia/Kamchatka	Moscow+08 (Moscow+09 after 2014-10-26) - Kamchatka
-RU	+6445+17729	Asia/Anadyr	Moscow+08 (Moscow+09 after 2014-10-26) - Bering Sea
+RU	+5443+02030	Europe/Kaliningrad	MSK-01 - Kaliningrad
+RU	+554521+0373704	Europe/Moscow	MSK+00 - Moscow area
+RU	+4457+03406	Europe/Simferopol	MSK+00 - Crimea
+RU	+4844+04425	Europe/Volgograd	MSK+00 - Volgograd, Saratov
+RU	+5836+04939	Europe/Kirov	MSK+00 - Kirov
+RU	+4621+04803	Europe/Astrakhan	MSK+01 - Astrakhan
+RU	+5312+05009	Europe/Samara	MSK+01 - Samara, Udmurtia
+RU	+5420+04824	Europe/Ulyanovsk	MSK+01 - Ulyanovsk
+RU	+5651+06036	Asia/Yekaterinburg	MSK+02 - Urals
+RU	+5500+07324	Asia/Omsk	MSK+03 - Omsk
+RU	+5502+08255	Asia/Novosibirsk	MSK+03 - Novosibirsk
+RU	+5322+08345	Asia/Barnaul	MSK+04 - Altai
+RU	+5630+08458	Asia/Tomsk	MSK+04 - Tomsk
+RU	+5345+08707	Asia/Novokuznetsk	MSK+04 - Kemerovo
+RU	+5601+09250	Asia/Krasnoyarsk	MSK+04 - Krasnoyarsk area
+RU	+5216+10420	Asia/Irkutsk	MSK+05 - Irkutsk, Buryatia
+RU	+5203+11328	Asia/Chita	MSK+06 - Zabaykalsky
+RU	+6200+12940	Asia/Yakutsk	MSK+06 - Lena River
+RU	+623923+1353314	Asia/Khandyga	MSK+06 - Tomponsky, Ust-Maysky
+RU	+4310+13156	Asia/Vladivostok	MSK+07 - Amur River
+RU	+643337+1431336	Asia/Ust-Nera	MSK+07 - Oymyakonsky
+RU	+5934+15048	Asia/Magadan	MSK+08 - Magadan
+RU	+4658+14242	Asia/Sakhalin	MSK+08 - Sakhalin Island
+RU	+6728+15343	Asia/Srednekolymsk	MSK+08 - Sakha (E); North Kuril Is
+RU	+5301+15839	Asia/Kamchatka	MSK+09 - Kamchatka
+RU	+6445+17729	Asia/Anadyr	MSK+09 - Bering Sea
 RW	-0157+03004	Africa/Kigali
 SA	+2438+04643	Asia/Riyadh
 SB	-0932+16012	Pacific/Guadalcanal
@@ -385,45 +390,45 @@
 TV	-0831+17913	Pacific/Funafuti
 TW	+2503+12130	Asia/Taipei
 TZ	-0648+03917	Africa/Dar_es_Salaam
-UA	+5026+03031	Europe/Kiev	most locations
+UA	+5026+03031	Europe/Kiev	Ukraine (most areas)
 UA	+4837+02218	Europe/Uzhgorod	Ruthenia
-UA	+4750+03510	Europe/Zaporozhye	Zaporozh'ye, E Lugansk / Zaporizhia, E Luhansk
+UA	+4750+03510	Europe/Zaporozhye	Zaporozh'ye/Zaporizhia; Lugansk/Luhansk (east)
 UG	+0019+03225	Africa/Kampala
 UM	+1645-16931	Pacific/Johnston	Johnston Atoll
 UM	+2813-17722	Pacific/Midway	Midway Islands
 UM	+1917+16637	Pacific/Wake	Wake Island
-US	+404251-0740023	America/New_York	Eastern Time
-US	+421953-0830245	America/Detroit	Eastern Time - Michigan - most locations
-US	+381515-0854534	America/Kentucky/Louisville	Eastern Time - Kentucky - Louisville area
-US	+364947-0845057	America/Kentucky/Monticello	Eastern Time - Kentucky - Wayne County
-US	+394606-0860929	America/Indiana/Indianapolis	Eastern Time - Indiana - most locations
-US	+384038-0873143	America/Indiana/Vincennes	Eastern Time - Indiana - Daviess, Dubois, Knox & Martin Counties
-US	+410305-0863611	America/Indiana/Winamac	Eastern Time - Indiana - Pulaski County
-US	+382232-0862041	America/Indiana/Marengo	Eastern Time - Indiana - Crawford County
-US	+382931-0871643	America/Indiana/Petersburg	Eastern Time - Indiana - Pike County
-US	+384452-0850402	America/Indiana/Vevay	Eastern Time - Indiana - Switzerland County
-US	+415100-0873900	America/Chicago	Central Time
-US	+375711-0864541	America/Indiana/Tell_City	Central Time - Indiana - Perry County
-US	+411745-0863730	America/Indiana/Knox	Central Time - Indiana - Starke County
-US	+450628-0873651	America/Menominee	Central Time - Michigan - Dickinson, Gogebic, Iron & Menominee Counties
-US	+470659-1011757	America/North_Dakota/Center	Central Time - North Dakota - Oliver County
-US	+465042-1012439	America/North_Dakota/New_Salem	Central Time - North Dakota - Morton County (except Mandan area)
-US	+471551-1014640	America/North_Dakota/Beulah	Central Time - North Dakota - Mercer County
-US	+394421-1045903	America/Denver	Mountain Time
-US	+433649-1161209	America/Boise	Mountain Time - south Idaho & east Oregon
-US	+332654-1120424	America/Phoenix	Mountain Standard Time - Arizona (except Navajo)
-US	+340308-1181434	America/Los_Angeles	Pacific Time
-US	+550737-1313435	America/Metlakatla	Pacific Standard Time - Annette Island, Alaska
-US	+611305-1495401	America/Anchorage	Alaska Time
-US	+581807-1342511	America/Juneau	Alaska Time - Alaska panhandle
-US	+571035-1351807	America/Sitka	Alaska Time - southeast Alaska panhandle
-US	+593249-1394338	America/Yakutat	Alaska Time - Alaska panhandle neck
-US	+643004-1652423	America/Nome	Alaska Time - west Alaska
+US	+404251-0740023	America/New_York	Eastern (most areas)
+US	+421953-0830245	America/Detroit	Eastern - MI (most areas)
+US	+381515-0854534	America/Kentucky/Louisville	Eastern - KY (Louisville area)
+US	+364947-0845057	America/Kentucky/Monticello	Eastern - KY (Wayne)
+US	+394606-0860929	America/Indiana/Indianapolis	Eastern - IN (most areas)
+US	+384038-0873143	America/Indiana/Vincennes	Eastern - IN (Da, Du, K, Mn)
+US	+410305-0863611	America/Indiana/Winamac	Eastern - IN (Pulaski)
+US	+382232-0862041	America/Indiana/Marengo	Eastern - IN (Crawford)
+US	+382931-0871643	America/Indiana/Petersburg	Eastern - IN (Pike)
+US	+384452-0850402	America/Indiana/Vevay	Eastern - IN (Switzerland)
+US	+415100-0873900	America/Chicago	Central (most areas)
+US	+375711-0864541	America/Indiana/Tell_City	Central - IN (Perry)
+US	+411745-0863730	America/Indiana/Knox	Central - IN (Starke)
+US	+450628-0873651	America/Menominee	Central - MI (Wisconsin border)
+US	+470659-1011757	America/North_Dakota/Center	Central - ND (Oliver)
+US	+465042-1012439	America/North_Dakota/New_Salem	Central - ND (Morton rural)
+US	+471551-1014640	America/North_Dakota/Beulah	Central - ND (Mercer)
+US	+394421-1045903	America/Denver	Mountain (most areas)
+US	+433649-1161209	America/Boise	Mountain - ID (south); OR (east)
+US	+332654-1120424	America/Phoenix	MST - Arizona (except Navajo)
+US	+340308-1181434	America/Los_Angeles	Pacific
+US	+611305-1495401	America/Anchorage	Alaska (most areas)
+US	+581807-1342511	America/Juneau	Alaska - Juneau area
+US	+571035-1351807	America/Sitka	Alaska - Sitka area
+US	+550737-1313435	America/Metlakatla	Alaska - Annette Island
+US	+593249-1394338	America/Yakutat	Alaska - Yakutat
+US	+643004-1652423	America/Nome	Alaska (west)
 US	+515248-1763929	America/Adak	Aleutian Islands
 US	+211825-1575130	Pacific/Honolulu	Hawaii
 UY	-3453-05611	America/Montevideo
-UZ	+3940+06648	Asia/Samarkand	west Uzbekistan
-UZ	+4120+06918	Asia/Tashkent	east Uzbekistan
+UZ	+3940+06648	Asia/Samarkand	Uzbekistan (west)
+UZ	+4120+06918	Asia/Tashkent	Uzbekistan (east)
 VA	+415408+0122711	Europe/Vatican
 VC	+1309-06114	America/St_Vincent
 VE	+1030-06656	America/Caracas

Modified: trunk/contrib/tzdata/zone1970.tab
===================================================================
--- trunk/contrib/tzdata/zone1970.tab	2016-08-15 01:45:23 UTC (rev 7732)
+++ trunk/contrib/tzdata/zone1970.tab	2016-08-15 01:47:05 UTC (rev 7733)
@@ -38,21 +38,21 @@
 AF	+3431+06912	Asia/Kabul
 AL	+4120+01950	Europe/Tirane
 AM	+4011+04430	Asia/Yerevan
-AQ	-6734-06808	Antarctica/Rothera	Rothera Station, Adelaide Island
-AQ	-6448-06406	Antarctica/Palmer	Palmer Station, Anvers Island
-AQ	-6736+06253	Antarctica/Mawson	Mawson Station, Holme Bay
-AQ	-6835+07758	Antarctica/Davis	Davis Station, Vestfold Hills
-AQ	-6617+11031	Antarctica/Casey	Casey Station, Bailey Peninsula
-AQ	-7824+10654	Antarctica/Vostok	Vostok Station, Lake Vostok
-AQ	-6640+14001	Antarctica/DumontDUrville	Dumont-d'Urville Station, Adélie Land
-AQ	-690022+0393524	Antarctica/Syowa	Syowa Station, E Ongul I
-AQ	-720041+0023206	Antarctica/Troll	Troll Station, Queen Maud Land
+AQ	-6617+11031	Antarctica/Casey	Casey
+AQ	-6835+07758	Antarctica/Davis	Davis
+AQ	-6640+14001	Antarctica/DumontDUrville	Dumont-d'Urville
+AQ	-6736+06253	Antarctica/Mawson	Mawson
+AQ	-6448-06406	Antarctica/Palmer	Palmer
+AQ	-6734-06808	Antarctica/Rothera	Rothera
+AQ	-690022+0393524	Antarctica/Syowa	Syowa
+AQ	-720041+0023206	Antarctica/Troll	Troll
+AQ	-7824+10654	Antarctica/Vostok	Vostok
 AR	-3436-05827	America/Argentina/Buenos_Aires	Buenos Aires (BA, CF)
-AR	-3124-06411	America/Argentina/Cordoba	most locations (CB, CC, CN, ER, FM, MN, SE, SF)
-AR	-2447-06525	America/Argentina/Salta	(SA, LP, NQ, RN)
+AR	-3124-06411	America/Argentina/Cordoba	Argentina (most areas: CB, CC, CN, ER, FM, MN, SE, SF)
+AR	-2447-06525	America/Argentina/Salta	Salta (SA, LP, NQ, RN)
 AR	-2411-06518	America/Argentina/Jujuy	Jujuy (JY)
 AR	-2649-06513	America/Argentina/Tucuman	Tucumán (TM)
-AR	-2828-06547	America/Argentina/Catamarca	Catamarca (CT), Chubut (CH)
+AR	-2828-06547	America/Argentina/Catamarca	Catamarca (CT); Chubut (CH)
 AR	-2926-06651	America/Argentina/La_Rioja	La Rioja (LR)
 AR	-3132-06831	America/Argentina/San_Juan	San Juan (SJ)
 AR	-3253-06849	America/Argentina/Mendoza	Mendoza (MZ)
@@ -63,17 +63,17 @@
 AT	+4813+01620	Europe/Vienna
 AU	-3133+15905	Australia/Lord_Howe	Lord Howe Island
 AU	-5430+15857	Antarctica/Macquarie	Macquarie Island
-AU	-4253+14719	Australia/Hobart	Tasmania - most locations
-AU	-3956+14352	Australia/Currie	Tasmania - King Island
+AU	-4253+14719	Australia/Hobart	Tasmania (most areas)
+AU	-3956+14352	Australia/Currie	Tasmania (King Island)
 AU	-3749+14458	Australia/Melbourne	Victoria
-AU	-3352+15113	Australia/Sydney	New South Wales - most locations
-AU	-3157+14127	Australia/Broken_Hill	New South Wales - Yancowinna
-AU	-2728+15302	Australia/Brisbane	Queensland - most locations
-AU	-2016+14900	Australia/Lindeman	Queensland - Holiday Islands
+AU	-3352+15113	Australia/Sydney	New South Wales (most areas)
+AU	-3157+14127	Australia/Broken_Hill	New South Wales (Yancowinna)
+AU	-2728+15302	Australia/Brisbane	Queensland (most areas)
+AU	-2016+14900	Australia/Lindeman	Queensland (Whitsunday Islands)
 AU	-3455+13835	Australia/Adelaide	South Australia
 AU	-1228+13050	Australia/Darwin	Northern Territory
-AU	-3157+11551	Australia/Perth	Western Australia - most locations
-AU	-3143+12852	Australia/Eucla	Western Australia - Eucla area
+AU	-3157+11551	Australia/Perth	Western Australia (most areas)
+AU	-3143+12852	Australia/Eucla	Western Australia (Eucla)
 AZ	+4023+04951	Asia/Baku
 BB	+1306-05937	America/Barbados
 BD	+2343+09025	Asia/Dhaka
@@ -83,57 +83,58 @@
 BN	+0456+11455	Asia/Brunei
 BO	-1630-06809	America/La_Paz
 BR	-0351-03225	America/Noronha	Atlantic islands
-BR	-0127-04829	America/Belem	Amapá, E Pará
-BR	-0343-03830	America/Fortaleza	NE Brazil (MA, PI, CE, RN, PB)
+BR	-0127-04829	America/Belem	Pará (east); Amapá
+BR	-0343-03830	America/Fortaleza	Brazil (northeast: MA, PI, CE, RN, PB)
 BR	-0803-03454	America/Recife	Pernambuco
 BR	-0712-04812	America/Araguaina	Tocantins
 BR	-0940-03543	America/Maceio	Alagoas, Sergipe
 BR	-1259-03831	America/Bahia	Bahia
-BR	-2332-04637	America/Sao_Paulo	S & SE Brazil (GO, DF, MG, ES, RJ, SP, PR, SC, RS)
+BR	-2332-04637	America/Sao_Paulo	Brazil (southeast: GO, DF, MG, ES, RJ, SP, PR, SC, RS)
 BR	-2027-05437	America/Campo_Grande	Mato Grosso do Sul
 BR	-1535-05605	America/Cuiaba	Mato Grosso
-BR	-0226-05452	America/Santarem	W Pará
+BR	-0226-05452	America/Santarem	Pará (west)
 BR	-0846-06354	America/Porto_Velho	Rondônia
 BR	+0249-06040	America/Boa_Vista	Roraima
-BR	-0308-06001	America/Manaus	E Amazonas
-BR	-0640-06952	America/Eirunepe	W Amazonas
+BR	-0308-06001	America/Manaus	Amazonas (east)
+BR	-0640-06952	America/Eirunepe	Amazonas (west)
 BR	-0958-06748	America/Rio_Branco	Acre
 BS	+2505-07721	America/Nassau
 BT	+2728+08939	Asia/Thimphu
 BY	+5354+02734	Europe/Minsk
 BZ	+1730-08812	America/Belize
-CA	+4734-05243	America/St_Johns	Newfoundland Time, including SE Labrador
-CA	+4439-06336	America/Halifax	Atlantic Time - Nova Scotia (most places), PEI
-CA	+4612-05957	America/Glace_Bay	Atlantic Time - Nova Scotia - places that did not observe DST 1966-1971
-CA	+4606-06447	America/Moncton	Atlantic Time - New Brunswick
-CA	+5320-06025	America/Goose_Bay	Atlantic Time - Labrador - most locations
-CA	+5125-05707	America/Blanc-Sablon	Atlantic Standard Time - Quebec - Lower North Shore
-CA	+4339-07923	America/Toronto	Eastern Time - Ontario & Quebec - most locations
-CA	+4901-08816	America/Nipigon	Eastern Time - Ontario & Quebec - places that did not observe DST 1967-1973
-CA	+4823-08915	America/Thunder_Bay	Eastern Time - Thunder Bay, Ontario
-CA	+6344-06828	America/Iqaluit	Eastern Time - east Nunavut - most locations
-CA	+6608-06544	America/Pangnirtung	Eastern Time - Pangnirtung, Nunavut
-CA	+744144-0944945	America/Resolute	Central Time - Resolute, Nunavut
-CA	+484531-0913718	America/Atikokan	Eastern Standard Time - Atikokan, Ontario and Southampton I, Nunavut
-CA	+624900-0920459	America/Rankin_Inlet	Central Time - central Nunavut
-CA	+4953-09709	America/Winnipeg	Central Time - Manitoba & west Ontario
-CA	+4843-09434	America/Rainy_River	Central Time - Rainy River & Fort Frances, Ontario
-CA	+5024-10439	America/Regina	Central Standard Time - Saskatchewan - most locations
-CA	+5017-10750	America/Swift_Current	Central Standard Time - Saskatchewan - midwest
-CA	+5333-11328	America/Edmonton	Mountain Time - Alberta, east British Columbia & west Saskatchewan
-CA	+690650-1050310	America/Cambridge_Bay	Mountain Time - west Nunavut
-CA	+6227-11421	America/Yellowknife	Mountain Time - central Northwest Territories
-CA	+682059-1334300	America/Inuvik	Mountain Time - west Northwest Territories
-CA	+4906-11631	America/Creston	Mountain Standard Time - Creston, British Columbia
-CA	+5946-12014	America/Dawson_Creek	Mountain Standard Time - Dawson Creek & Fort Saint John, British Columbia
-CA	+4916-12307	America/Vancouver	Pacific Time - west British Columbia
-CA	+6043-13503	America/Whitehorse	Pacific Time - south Yukon
-CA	+6404-13925	America/Dawson	Pacific Time - north Yukon
+CA	+4734-05243	America/St_Johns	Newfoundland; Labrador (southeast)
+CA	+4439-06336	America/Halifax	Atlantic - NS (most areas); PE
+CA	+4612-05957	America/Glace_Bay	Atlantic - NS (Cape Breton)
+CA	+4606-06447	America/Moncton	Atlantic - New Brunswick
+CA	+5320-06025	America/Goose_Bay	Atlantic - Labrador (most areas)
+CA	+5125-05707	America/Blanc-Sablon	AST - QC (Lower North Shore)
+CA	+4339-07923	America/Toronto	Eastern - ON, QC (most areas)
+CA	+4901-08816	America/Nipigon	Eastern - ON, QC (no DST 1967-73)
+CA	+4823-08915	America/Thunder_Bay	Eastern - ON (Thunder Bay)
+CA	+6344-06828	America/Iqaluit	Eastern - NU (most east areas)
+CA	+6608-06544	America/Pangnirtung	Eastern - NU (Pangnirtung)
+CA	+484531-0913718	America/Atikokan	EST - ON (Atikokan); NU (Coral H)
+CA	+4953-09709	America/Winnipeg	Central - ON (west); Manitoba
+CA	+4843-09434	America/Rainy_River	Central - ON (Rainy R, Ft Frances)
+CA	+744144-0944945	America/Resolute	Central - NU (Resolute)
+CA	+624900-0920459	America/Rankin_Inlet	Central - NU (central)
+CA	+5024-10439	America/Regina	CST - SK (most areas)
+CA	+5017-10750	America/Swift_Current	CST - SK (midwest)
+CA	+5333-11328	America/Edmonton	Mountain - AB; BC (E); SK (W)
+CA	+690650-1050310	America/Cambridge_Bay	Mountain - NU (west)
+CA	+6227-11421	America/Yellowknife	Mountain - NT (central)
+CA	+682059-1334300	America/Inuvik	Mountain - NT (west)
+CA	+4906-11631	America/Creston	MST - BC (Creston)
+CA	+5946-12014	America/Dawson_Creek	MST - BC (Dawson Cr, Ft St John)
+CA	+5848-12242	America/Fort_Nelson	MST - BC (Ft Nelson)
+CA	+4916-12307	America/Vancouver	Pacific - BC (most areas)
+CA	+6043-13503	America/Whitehorse	Pacific - Yukon (south)
+CA	+6404-13925	America/Dawson	Pacific - Yukon (north)
 CC	-1210+09655	Indian/Cocos
 CH,DE,LI	+4723+00832	Europe/Zurich	Swiss time
 CI,BF,GM,GN,ML,MR,SH,SL,SN,ST,TG	+0519-00402	Africa/Abidjan
 CK	-2114-15946	Pacific/Rarotonga
-CL	-3327-07040	America/Santiago	most locations
+CL	-3327-07040	America/Santiago	Chile (most areas)
 CL	-2709-10926	Pacific/Easter	Easter Island
 CN	+3114+12128	Asia/Shanghai	Beijing Time
 CN	+4348+08735	Asia/Urumqi	Xinjiang Time
@@ -145,23 +146,23 @@
 CX	-1025+10543	Indian/Christmas
 CY	+3510+03322	Asia/Nicosia
 CZ,SK	+5005+01426	Europe/Prague
-DE	+5230+01322	Europe/Berlin	Berlin time
+DE	+5230+01322	Europe/Berlin	Germany (most areas)
 DK	+5540+01235	Europe/Copenhagen
 DO	+1828-06954	America/Santo_Domingo
 DZ	+3647+00303	Africa/Algiers
-EC	-0210-07950	America/Guayaquil	mainland
+EC	-0210-07950	America/Guayaquil	Ecuador (mainland)
 EC	-0054-08936	Pacific/Galapagos	Galápagos Islands
 EE	+5925+02445	Europe/Tallinn
 EG	+3003+03115	Africa/Cairo
 EH	+2709-01312	Africa/El_Aaiun
-ES	+4024-00341	Europe/Madrid	mainland
-ES	+3553-00519	Africa/Ceuta	Ceuta & Melilla
+ES	+4024-00341	Europe/Madrid	Spain (mainland)
+ES	+3553-00519	Africa/Ceuta	Ceuta, Melilla
 ES	+2806-01524	Atlantic/Canary	Canary Islands
 FI,AX	+6010+02458	Europe/Helsinki
 FJ	-1808+17825	Pacific/Fiji
 FK	-5142-05751	Atlantic/Stanley
-FM	+0725+15147	Pacific/Chuuk	Chuuk (Truk) and Yap
-FM	+0658+15813	Pacific/Pohnpei	Pohnpei (Ponape)
+FM	+0725+15147	Pacific/Chuuk	Chuuk/Truk, Yap
+FM	+0658+15813	Pacific/Pohnpei	Pohnpei/Ponape
 FM	+0519+16259	Pacific/Kosrae	Kosrae
 FO	+6201-00646	Atlantic/Faroe
 FR	+4852+00220	Europe/Paris
@@ -170,10 +171,10 @@
 GF	+0456-05220	America/Cayenne
 GH	+0533-00013	Africa/Accra
 GI	+3608-00521	Europe/Gibraltar
-GL	+6411-05144	America/Godthab	most locations
-GL	+7646-01840	America/Danmarkshavn	east coast, north of Scoresbysund
-GL	+7029-02158	America/Scoresbysund	Scoresbysund / Ittoqqortoormiit
-GL	+7634-06847	America/Thule	Thule / Pituffik
+GL	+6411-05144	America/Godthab	Greenland (most areas)
+GL	+7646-01840	America/Danmarkshavn	National Park (east coast)
+GL	+7029-02158	America/Scoresbysund	Scoresbysund/Ittoqqortoormiit
+GL	+7634-06847	America/Thule	Thule/Pituffik
 GR	+3758+02343	Europe/Athens
 GS	-5416-03632	Atlantic/South_Georgia
 GT	+1438-09031	America/Guatemala
@@ -184,10 +185,10 @@
 HN	+1406-08713	America/Tegucigalpa
 HT	+1832-07220	America/Port-au-Prince
 HU	+4730+01905	Europe/Budapest
-ID	-0610+10648	Asia/Jakarta	Java & Sumatra
-ID	-0002+10920	Asia/Pontianak	west & central Borneo
-ID	-0507+11924	Asia/Makassar	east & south Borneo, Sulawesi (Celebes), Bali, Nusa Tengarra, west Timor
-ID	-0232+14042	Asia/Jayapura	west New Guinea (Irian Jaya) & Malukus (Moluccas)
+ID	-0610+10648	Asia/Jakarta	Java, Sumatra
+ID	-0002+10920	Asia/Pontianak	Borneo (west, central)
+ID	-0507+11924	Asia/Makassar	Borneo (east, south); Sulawesi/Celebes, Bali, Nusa Tengarra; Timor (west)
+ID	-0232+14042	Asia/Jayapura	New Guinea (West Papua / Irian Jaya); Malukus/Moluccas
 IE	+5320-00615	Europe/Dublin
 IL	+314650+0351326	Asia/Jerusalem
 IN	+2232+08822	Asia/Kolkata
@@ -206,10 +207,10 @@
 KI	+0152-15720	Pacific/Kiritimati	Line Islands
 KP	+3901+12545	Asia/Pyongyang
 KR	+3733+12658	Asia/Seoul
-KZ	+4315+07657	Asia/Almaty	most locations
-KZ	+4448+06528	Asia/Qyzylorda	Qyzylorda (Kyzylorda, Kzyl-Orda)
-KZ	+5017+05710	Asia/Aqtobe	Aqtobe (Aktobe)
-KZ	+4431+05016	Asia/Aqtau	Atyrau (Atirau, Gur'yev), Mangghystau (Mankistau)
+KZ	+4315+07657	Asia/Almaty	Kazakhstan (most areas)
+KZ	+4448+06528	Asia/Qyzylorda	Qyzylorda/Kyzylorda/Kzyl-Orda
+KZ	+5017+05710	Asia/Aqtobe	Aqtobe/Aktobe
+KZ	+4431+05016	Asia/Aqtau	Atyrau/Atirau/Gur'yev, Mangghystau/Mankistau
 KZ	+5113+05121	Asia/Oral	West Kazakhstan
 LB	+3353+03530	Asia/Beirut
 LK	+0656+07951	Asia/Colombo
@@ -221,10 +222,10 @@
 MA	+3339-00735	Africa/Casablanca
 MC	+4342+00723	Europe/Monaco
 MD	+4700+02850	Europe/Chisinau
-MH	+0709+17112	Pacific/Majuro	most locations
+MH	+0709+17112	Pacific/Majuro	Marshall Islands (most areas)
 MH	+0905+16720	Pacific/Kwajalein	Kwajalein
 MM	+1647+09610	Asia/Rangoon
-MN	+4755+10653	Asia/Ulaanbaatar	most locations
+MN	+4755+10653	Asia/Ulaanbaatar	Mongolia (most areas)
 MN	+4801+09139	Asia/Hovd	Bayan-Ölgii, Govi-Altai, Hovd, Uvs, Zavkhan
 MN	+4804+11430	Asia/Choibalsan	Dornod, Sükhbaatar
 MO	+2214+11335	Asia/Macau
@@ -232,25 +233,24 @@
 MT	+3554+01431	Europe/Malta
 MU	-2010+05730	Indian/Mauritius
 MV	+0410+07330	Indian/Maldives
-MX	+1924-09909	America/Mexico_City	Central Time - most locations
+MX	+1924-09909	America/Mexico_City	Central Time
 MX	+2105-08646	America/Cancun	Eastern Standard Time - Quintana Roo
 MX	+2058-08937	America/Merida	Central Time - Campeche, Yucatán
-MX	+2540-10019	America/Monterrey	Mexican Central Time - Coahuila, Durango, Nuevo León, Tamaulipas away from US border
-MX	+2550-09730	America/Matamoros	US Central Time - Coahuila, Durango, Nuevo León, Tamaulipas near US border
-MX	+2313-10625	America/Mazatlan	Mountain Time - S Baja, Nayarit, Sinaloa
-MX	+2838-10605	America/Chihuahua	Mexican Mountain Time - Chihuahua away from US border
-MX	+2934-10425	America/Ojinaga	US Mountain Time - Chihuahua near US border
+MX	+2540-10019	America/Monterrey	Central Time - Durango; Coahuila, Nuevo León, Tamaulipas (most areas)
+MX	+2550-09730	America/Matamoros	Central Time US - Coahuila, Nuevo León, Tamaulipas (US border)
+MX	+2313-10625	America/Mazatlan	Mountain Time - Baja California Sur, Nayarit, Sinaloa
+MX	+2838-10605	America/Chihuahua	Mountain Time - Chihuahua (most areas)
+MX	+2934-10425	America/Ojinaga	Mountain Time US - Chihuahua (US border)
 MX	+2904-11058	America/Hermosillo	Mountain Standard Time - Sonora
-MX	+3232-11701	America/Tijuana	US Pacific Time - Baja California near US border
-MX	+3018-11452	America/Santa_Isabel	Mexican Pacific Time - Baja California away from US border
-MX	+2048-10515	America/Bahia_Banderas	Mexican Central Time - Bahía de Banderas
-MY	+0310+10142	Asia/Kuala_Lumpur	peninsular Malaysia
-MY	+0133+11020	Asia/Kuching	Sabah & Sarawak
-MZ,BI,BW,CD,MW,RW,ZM,ZW	-2558+03235	Africa/Maputo	Central Africa Time (UTC+2)
+MX	+3232-11701	America/Tijuana	Pacific Time US - Baja California
+MX	+2048-10515	America/Bahia_Banderas	Central Time - Bahía de Banderas
+MY	+0310+10142	Asia/Kuala_Lumpur	Malaysia (peninsula)
+MY	+0133+11020	Asia/Kuching	Sabah, Sarawak
+MZ,BI,BW,CD,MW,RW,ZM,ZW	-2558+03235	Africa/Maputo	Central Africa Time
 NA	-2234+01706	Africa/Windhoek
 NC	-2216+16627	Pacific/Noumea
 NF	-2903+16758	Pacific/Norfolk
-NG,AO,BJ,CD,CF,CG,CM,GA,GQ,NE	+0627+00324	Africa/Lagos	West Africa Time (UTC+1)
+NG,AO,BJ,CD,CF,CG,CM,GA,GQ,NE	+0627+00324	Africa/Lagos	West Africa Time
 NI	+1209-08617	America/Managua
 NL	+5222+00454	Europe/Amsterdam
 NO,SJ	+5955+01045	Europe/Oslo
@@ -264,7 +264,7 @@
 PF	-1732-14934	Pacific/Tahiti	Society Islands
 PF	-0900-13930	Pacific/Marquesas	Marquesas Islands
 PF	-2308-13457	Pacific/Gambier	Gambier Islands
-PG	-0930+14710	Pacific/Port_Moresby	most locations
+PG	-0930+14710	Pacific/Port_Moresby	Papua New Guinea (most areas)
 PG	-0613+15534	Pacific/Bougainville	Bougainville
 PH	+1435+12100	Asia/Manila
 PK	+2452+06703	Asia/Karachi
@@ -274,36 +274,41 @@
 PR	+182806-0660622	America/Puerto_Rico
 PS	+3130+03428	Asia/Gaza	Gaza Strip
 PS	+313200+0350542	Asia/Hebron	West Bank
-PT	+3843-00908	Europe/Lisbon	mainland
+PT	+3843-00908	Europe/Lisbon	Portugal (mainland)
 PT	+3238-01654	Atlantic/Madeira	Madeira Islands
 PT	+3744-02540	Atlantic/Azores	Azores
 PW	+0720+13429	Pacific/Palau
 PY	-2516-05740	America/Asuncion
 QA,BH	+2517+05132	Asia/Qatar
-RE,TF	-2052+05528	Indian/Reunion	Réunion, Crozet Is, Scattered Is
+RE,TF	-2052+05528	Indian/Reunion	Réunion, Crozet, Scattered Islands
 RO	+4426+02606	Europe/Bucharest
 RS,BA,HR,ME,MK,SI	+4450+02030	Europe/Belgrade
-RU	+5443+02030	Europe/Kaliningrad	Moscow-01 - Kaliningrad
-RU	+554521+0373704	Europe/Moscow	Moscow+00 - west Russia
-RU	+4457+03406	Europe/Simferopol	Moscow+00 - Crimea
-RU	+4844+04425	Europe/Volgograd	Moscow+00 - Caspian Sea
-RU	+5312+05009	Europe/Samara	Moscow+00 (Moscow+01 after 2014-10-26) - Samara, Udmurtia
-RU	+5651+06036	Asia/Yekaterinburg	Moscow+02 - Urals
-RU	+5500+07324	Asia/Omsk	Moscow+03 - west Siberia
-RU	+5502+08255	Asia/Novosibirsk	Moscow+03 - Novosibirsk
-RU	+5345+08707	Asia/Novokuznetsk	Moscow+03 (Moscow+04 after 2014-10-26) - Kemerovo
-RU	+5601+09250	Asia/Krasnoyarsk	Moscow+04 - Yenisei River
-RU	+5216+10420	Asia/Irkutsk	Moscow+05 - Lake Baikal
-RU	+5203+11328	Asia/Chita	Moscow+06 (Moscow+05 after 2014-10-26) - Zabaykalsky
-RU	+6200+12940	Asia/Yakutsk	Moscow+06 - Lena River
-RU	+623923+1353314	Asia/Khandyga	Moscow+06 - Tomponsky, Ust-Maysky
-RU	+4310+13156	Asia/Vladivostok	Moscow+07 - Amur River
-RU	+4658+14242	Asia/Sakhalin	Moscow+07 - Sakhalin Island
-RU	+643337+1431336	Asia/Ust-Nera	Moscow+07 - Oymyakonsky
-RU	+5934+15048	Asia/Magadan	Moscow+08 (Moscow+07 after 2014-10-26) - Magadan
-RU	+6728+15343	Asia/Srednekolymsk	Moscow+08 - E Sakha, N Kuril Is
-RU	+5301+15839	Asia/Kamchatka	Moscow+08 (Moscow+09 after 2014-10-26) - Kamchatka
-RU	+6445+17729	Asia/Anadyr	Moscow+08 (Moscow+09 after 2014-10-26) - Bering Sea
+RU	+5443+02030	Europe/Kaliningrad	MSK-01 - Kaliningrad
+RU	+554521+0373704	Europe/Moscow	MSK+00 - Moscow area
+RU	+4457+03406	Europe/Simferopol	MSK+00 - Crimea
+RU	+4844+04425	Europe/Volgograd	MSK+00 - Volgograd, Saratov
+RU	+5836+04939	Europe/Kirov	MSK+00 - Kirov
+RU	+4621+04803	Europe/Astrakhan	MSK+01 - Astrakhan
+RU	+5312+05009	Europe/Samara	MSK+01 - Samara, Udmurtia
+RU	+5420+04824	Europe/Ulyanovsk	MSK+01 - Ulyanovsk
+RU	+5651+06036	Asia/Yekaterinburg	MSK+02 - Urals
+RU	+5500+07324	Asia/Omsk	MSK+03 - Omsk
+RU	+5502+08255	Asia/Novosibirsk	MSK+03 - Novosibirsk
+RU	+5322+08345	Asia/Barnaul	MSK+04 - Altai
+RU	+5630+08458	Asia/Tomsk	MSK+04 - Tomsk
+RU	+5345+08707	Asia/Novokuznetsk	MSK+04 - Kemerovo
+RU	+5601+09250	Asia/Krasnoyarsk	MSK+04 - Krasnoyarsk area
+RU	+5216+10420	Asia/Irkutsk	MSK+05 - Irkutsk, Buryatia
+RU	+5203+11328	Asia/Chita	MSK+06 - Zabaykalsky
+RU	+6200+12940	Asia/Yakutsk	MSK+06 - Lena River
+RU	+623923+1353314	Asia/Khandyga	MSK+06 - Tomponsky, Ust-Maysky
+RU	+4310+13156	Asia/Vladivostok	MSK+07 - Amur River
+RU	+643337+1431336	Asia/Ust-Nera	MSK+07 - Oymyakonsky
+RU	+5934+15048	Asia/Magadan	MSK+08 - Magadan
+RU	+4658+14242	Asia/Sakhalin	MSK+08 - Sakhalin Island
+RU	+6728+15343	Asia/Srednekolymsk	MSK+08 - Sakha (E); North Kuril Is
+RU	+5301+15839	Asia/Kamchatka	MSK+09 - Kamchatka
+RU	+6445+17729	Asia/Anadyr	MSK+09 - Bering Sea
 SA,KW,YE	+2438+04643	Asia/Riyadh
 SB	-0932+16012	Pacific/Guadalcanal
 SC	-0440+05528	Indian/Mahe
@@ -315,8 +320,8 @@
 SY	+3330+03618	Asia/Damascus
 TC	+2128-07108	America/Grand_Turk
 TD	+1207+01503	Africa/Ndjamena
-TF	-492110+0701303	Indian/Kerguelen	Kerguelen, St Paul I, Amsterdam I
-TH,KH,LA,VN	+1345+10031	Asia/Bangkok	most of Indochina
+TF	-492110+0701303	Indian/Kerguelen	Kerguelen, St Paul Island, Amsterdam Island
+TH,KH,LA,VN	+1345+10031	Asia/Bangkok	Indochina (most areas)
 TJ	+3835+06848	Asia/Dushanbe
 TK	-0922-17114	Pacific/Fakaofo
 TL	-0833+12535	Asia/Dili
@@ -327,44 +332,44 @@
 TT,AG,AI,BL,DM,GD,GP,KN,LC,MF,MS,VC,VG,VI	+1039-06131	America/Port_of_Spain
 TV	-0831+17913	Pacific/Funafuti
 TW	+2503+12130	Asia/Taipei
-UA	+5026+03031	Europe/Kiev	most locations
+UA	+5026+03031	Europe/Kiev	Ukraine (most areas)
 UA	+4837+02218	Europe/Uzhgorod	Ruthenia
-UA	+4750+03510	Europe/Zaporozhye	Zaporozh'ye, E Lugansk / Zaporizhia, E Luhansk
+UA	+4750+03510	Europe/Zaporozhye	Zaporozh'ye/Zaporizhia; Lugansk/Luhansk (east)
 UM	+1917+16637	Pacific/Wake	Wake Island
-US	+404251-0740023	America/New_York	Eastern Time
-US	+421953-0830245	America/Detroit	Eastern Time - Michigan - most locations
-US	+381515-0854534	America/Kentucky/Louisville	Eastern Time - Kentucky - Louisville area
-US	+364947-0845057	America/Kentucky/Monticello	Eastern Time - Kentucky - Wayne County
-US	+394606-0860929	America/Indiana/Indianapolis	Eastern Time - Indiana - most locations
-US	+384038-0873143	America/Indiana/Vincennes	Eastern Time - Indiana - Daviess, Dubois, Knox & Martin Counties
-US	+410305-0863611	America/Indiana/Winamac	Eastern Time - Indiana - Pulaski County
-US	+382232-0862041	America/Indiana/Marengo	Eastern Time - Indiana - Crawford County
-US	+382931-0871643	America/Indiana/Petersburg	Eastern Time - Indiana - Pike County
-US	+384452-0850402	America/Indiana/Vevay	Eastern Time - Indiana - Switzerland County
-US	+415100-0873900	America/Chicago	Central Time
-US	+375711-0864541	America/Indiana/Tell_City	Central Time - Indiana - Perry County
-US	+411745-0863730	America/Indiana/Knox	Central Time - Indiana - Starke County
-US	+450628-0873651	America/Menominee	Central Time - Michigan - Dickinson, Gogebic, Iron & Menominee Counties
-US	+470659-1011757	America/North_Dakota/Center	Central Time - North Dakota - Oliver County
-US	+465042-1012439	America/North_Dakota/New_Salem	Central Time - North Dakota - Morton County (except Mandan area)
-US	+471551-1014640	America/North_Dakota/Beulah	Central Time - North Dakota - Mercer County
-US	+394421-1045903	America/Denver	Mountain Time
-US	+433649-1161209	America/Boise	Mountain Time - south Idaho & east Oregon
-US	+332654-1120424	America/Phoenix	Mountain Standard Time - Arizona (except Navajo)
-US	+340308-1181434	America/Los_Angeles	Pacific Time
-US	+550737-1313435	America/Metlakatla	Pacific Standard Time - Annette Island, Alaska
-US	+611305-1495401	America/Anchorage	Alaska Time
-US	+581807-1342511	America/Juneau	Alaska Time - Alaska panhandle
-US	+571035-1351807	America/Sitka	Alaska Time - southeast Alaska panhandle
-US	+593249-1394338	America/Yakutat	Alaska Time - Alaska panhandle neck
-US	+643004-1652423	America/Nome	Alaska Time - west Alaska
+US	+404251-0740023	America/New_York	Eastern (most areas)
+US	+421953-0830245	America/Detroit	Eastern - MI (most areas)
+US	+381515-0854534	America/Kentucky/Louisville	Eastern - KY (Louisville area)
+US	+364947-0845057	America/Kentucky/Monticello	Eastern - KY (Wayne)
+US	+394606-0860929	America/Indiana/Indianapolis	Eastern - IN (most areas)
+US	+384038-0873143	America/Indiana/Vincennes	Eastern - IN (Da, Du, K, Mn)
+US	+410305-0863611	America/Indiana/Winamac	Eastern - IN (Pulaski)
+US	+382232-0862041	America/Indiana/Marengo	Eastern - IN (Crawford)
+US	+382931-0871643	America/Indiana/Petersburg	Eastern - IN (Pike)
+US	+384452-0850402	America/Indiana/Vevay	Eastern - IN (Switzerland)
+US	+415100-0873900	America/Chicago	Central (most areas)
+US	+375711-0864541	America/Indiana/Tell_City	Central - IN (Perry)
+US	+411745-0863730	America/Indiana/Knox	Central - IN (Starke)
+US	+450628-0873651	America/Menominee	Central - MI (Wisconsin border)
+US	+470659-1011757	America/North_Dakota/Center	Central - ND (Oliver)
+US	+465042-1012439	America/North_Dakota/New_Salem	Central - ND (Morton rural)
+US	+471551-1014640	America/North_Dakota/Beulah	Central - ND (Mercer)
+US	+394421-1045903	America/Denver	Mountain (most areas)
+US	+433649-1161209	America/Boise	Mountain - ID (south); OR (east)
+US	+332654-1120424	America/Phoenix	MST - Arizona (except Navajo)
+US	+340308-1181434	America/Los_Angeles	Pacific
+US	+611305-1495401	America/Anchorage	Alaska (most areas)
+US	+581807-1342511	America/Juneau	Alaska - Juneau area
+US	+571035-1351807	America/Sitka	Alaska - Sitka area
+US	+550737-1313435	America/Metlakatla	Alaska - Annette Island
+US	+593249-1394338	America/Yakutat	Alaska - Yakutat
+US	+643004-1652423	America/Nome	Alaska (west)
 US	+515248-1763929	America/Adak	Aleutian Islands
-US,UM	+211825-1575130	Pacific/Honolulu	Hawaii time
+US,UM	+211825-1575130	Pacific/Honolulu	Hawaii
 UY	-3453-05611	America/Montevideo
-UZ	+3940+06648	Asia/Samarkand	west Uzbekistan
-UZ	+4120+06918	Asia/Tashkent	east Uzbekistan
+UZ	+3940+06648	Asia/Samarkand	Uzbekistan (west)
+UZ	+4120+06918	Asia/Tashkent	Uzbekistan (east)
 VE	+1030-06656	America/Caracas
-VN	+1045+10640	Asia/Ho_Chi_Minh	south Vietnam
+VN	+1045+10640	Asia/Ho_Chi_Minh	Vietnam (south)
 VU	-1740+16825	Pacific/Efate
 WF	-1318-17610	Pacific/Wallis
 WS	-1350-17144	Pacific/Apia



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