Thanks for the heads-up. Here's the obvious patch for this, which I've pushed to the github experimental version. This seems high-priority, since it affects today's time stamps, so I'd like to generate a new tz version soon.
From cfdfcf9e917176e12fca00bf51070de464fbf81e Mon Sep 17 00:00:00 2001 From: Paul Eggert <eggert@cs.ucla.edu> Date: Sun, 10 Mar 2013 21:22:47 -0700 Subject: [PATCH] * northamerica (Haiti): Haiti is using US-style rules this year, too.
Assume this will continue. Thanks to Steffen Thorsen, in <http://mm.icann.org/pipermail/tz/2013-March/018761.html>. --- northamerica | 25 +++++++++++-------------- 1 file changed, 11 insertions(+), 14 deletions(-) diff --git a/northamerica b/northamerica index 9de6f5d..1964903 100644 --- a/northamerica +++ b/northamerica @@ -3000,24 +3000,21 @@ Zone America/Guatemala -6:02:04 - LMT 1918 Oct 5 # apparently using the same start and end date as USA/Canada. # So this means they have already changed their time. # -# (Sources in French): -# <a href="http://www.alterpresse.org/spip.php?article12510"> # http://www.alterpresse.org/spip.php?article12510 -# </a> -# <a href="http://radiovision2000haiti.net/home/?p=13253"> # http://radiovision2000haiti.net/home/?p=13253 -# </a> # -# Our coverage: -# <a href="http://www.timeanddate.com/news/time/haiti-dst-2012.html"> -# http://www.timeanddate.com/news/time/haiti-dst-2012.html -# </a> - # From Arthur David Olson (2012-03-11): # The alterpresse.org source seems to show a US-style leap from 2:00 a.m. to # 3:00 a.m. rather than the traditional Haitian jump at midnight. -# Assume a US-style fall back as well XXX. -# Do not yet assume that the change carries forward past 2012 XXX. +# Assume a US-style fall back as well. + +# From Steffen Thorsen (2013-03-10): +# It appears that Haiti is observing DST this year as well, same rules +# as US/Canada. They did it last year as well, and it looks like they +# are going to observe DST every year now... +# +# http://radiovision2000haiti.net/public/haiti-avis-changement-dheure-dimanche... +# http://www.canalplushaiti.net/?p=6714 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Haiti 1983 only - May 8 0:00 1:00 D @@ -3029,8 +3026,8 @@ Rule Haiti 1988 1997 - Apr Sun>=1 1:00s 1:00 D 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 only - Mar Sun>=8 2:00 1:00 D -Rule Haiti 2012 only - Nov Sun>=1 2:00 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 # 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 -- 1.7.10.4