Thanks for the heads-up. Here's a draft patch to the tz database, which I've pushed to the experimental repository at <https://github.com/eggert/tz>.
From 63814cf0a86a5329fecf12e6a60d527a83b9b729 Mon Sep 17 00:00:00 2001 From: Paul Eggert <eggert@cs.ucla.edu> Date: Tue, 26 Mar 2013 14:23:08 -0700 Subject: [PATCH] Palestine observes DST starting March 29, 2013.
Thanks to Steffen Thorsen, in <http://mm.icann.org/pipermail/tz/2013-March/018812.html>. * asia (Palestine): Add rules for 2011 on, to simplify Gaza and Hebron. Adjust to recently announced changed. (Asia/Gaza, Asia/Hebron): Use adjusted rules. --- asia | 46 ++++++++++++++++++++++++---------------------- 1 file changed, 24 insertions(+), 22 deletions(-) diff --git a/asia b/asia index 1f09fa3..e94deb7 100644 --- a/asia +++ b/asia @@ -2291,11 +2291,20 @@ Zone Asia/Karachi 4:28:12 - LMT 1907 # http://www.timeanddate.com/news/time/gaza-west-bank-dst-2012.html # </a> -# From Arthur David Olson (2012-03-27): -# The timeanddate article for 2012 says that "the end date has not yet been -# announced" and that "Last year, both...paused daylight saving time during... -# Ramadan. It is not yet known [for] 2012." -# For now, assume both switch back on the last Friday in September. XXX +# From Steffen Thorsen (2013-03-26): +# The following news sources tells that Palestine will "start daylight saving +# time from midnight on Friday, March 29, 2013" (translated). +# [These are in Arabic and are for Gaza and for Ramallah, respectively.] +# http://www.samanews.com/index.php?act=Show&id=154120 +# http://safa.ps/details/news/99844/%D8%B1%D8%A7%D9%85-%D8%A7%D9%84%D9%84%D9%8... + +# From Paul Eggert (2013-03-26): +# For future dates, guess the last Thursday in March at 24:00 through +# the first Friday on or after September 21 at 01:00. This is consistent with +# the predictions in today's editions of the following URLs, +# which are for Gaza and Hebron respectively: +# http://www.timeanddate.com/worldclock/timezone.html?n=702 +# http://www.timeanddate.com/worldclock/timezone.html?n=2364 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule EgyptAsia 1957 only - May 10 0:00 1:00 S @@ -2317,11 +2326,10 @@ Rule Palestine 2009 only - Mar lastFri 0:00 1:00 S Rule Palestine 2009 only - Sep Fri>=1 2:00 0 - Rule Palestine 2010 only - Mar lastSat 0:01 1:00 S Rule Palestine 2010 only - Aug 11 0:00 0 - - -# From Arthur David Olson (2011-09-20): -# 2011 transitions per http://www.timeanddate.com as of 2011-09-20. -# From Paul Eggert (2012-10-12): -# 2012 transitions per http://www.timeanddate.com as of 2012-10-12. +Rule Palestine 2011 only - Apr 2 0:01 1:00 S +Rule Palestine 2011 only - Aug 1 0:00 0 - +Rule Palestine 2012 max - Mar lastThu 24:00 1:00 S +Rule Palestine 2012 max - Sep Fri>=21 1:00 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Gaza 2:17:52 - LMT 1900 Oct @@ -2329,11 +2337,7 @@ Zone Asia/Gaza 2:17:52 - LMT 1900 Oct 2:00 EgyptAsia EE%sT 1967 Jun 5 2:00 Zion I%sT 1996 2:00 Jordan EE%sT 1999 - 2:00 Palestine EE%sT 2011 Apr 2 12:01 - 2:00 1:00 EEST 2011 Aug 1 - 2:00 - EET 2012 Mar 30 - 2:00 1:00 EEST 2012 Sep 21 1:00 - 2:00 - EET + 2:00 Palestine EE%sT Zone Asia/Hebron 2:20:23 - LMT 1900 Oct 2:00 Zion EET 1948 May 15 @@ -2342,13 +2346,11 @@ Zone Asia/Hebron 2:20:23 - LMT 1900 Oct 2:00 Jordan EE%sT 1999 2:00 Palestine EE%sT 2008 Aug 2:00 1:00 EEST 2008 Sep - 2:00 Palestine EE%sT 2011 Apr 1 12:01 - 2:00 1:00 EEST 2011 Aug 1 - 2:00 - EET 2011 Aug 30 - 2:00 1:00 EEST 2011 Sep 30 3:00 - 2:00 - EET 2012 Mar 30 - 2:00 1:00 EEST 2012 Sep 21 1:00 - 2:00 - EET + 2:00 Palestine EE%sT 2010 Mar 26 2:00 + 2:00 1:00 EEST 2010 Aug 11 0:00 + 2:00 - EET 2011 Apr 1 0:01 + 2:00 1:00 EEST 2011 Sep 30 0:00 + 2:00 Palestine EE%sT # Paracel Is # no information -- 1.7.10.4