1# <pre>
2# This file is in the public domain, so clarified as of
3# 2009-05-17 by Arthur David Olson.
4
5# This data is by no means authoritative; if you think you know better,
6# go ahead and edit the file (and please send any changes to
7# tz@iana.org for general use in the future).
8
9# From Paul Eggert (2006-03-22):
10# A good source for time zone historical data outside the U.S. is
11# Thomas G. Shanks and Rique Pottenger, The International Atlas (6th edition),
12# San Diego: ACS Publications, Inc. (2003).
13#
14# Gwillim Law writes that a good source
15# for recent time zone data is the International Air Transport
16# Association's Standard Schedules Information Manual (IATA SSIM),
17# published semiannually. Law sent in several helpful summaries
18# of the IATA's data after 1990.
19#
20# Except where otherwise noted, Shanks & Pottenger is the source for
21# entries through 1990, and IATA SSIM is the source for entries afterwards.
--- 354 unchanged lines hidden (view full) ---
376# http://www.sanluis.gov.ar/SL/Paginas/NoticiaDetalle.asp?TemaId=1&InfoPrensaId=3102
377# </a>
378# (I couldn't find the decree, but
379# <a href="http://www.sanluis.gov.ar">
380# www.sanluis.gov.ar
381# <a/>
382# is the official page for the Province Government).
383#
384# There's also a note in only one of the major national papers (La Naci�n) at
385# <a href="http://www.lanacion.com.ar/nota.asp?nota_id=1107912">
386# http://www.lanacion.com.ar/nota.asp?nota_id=1107912
387# </a>
388#
389# The press release says:
390# (...) anunci� que el pr�ximo domingo a las 00:00 los puntanos deber�n
391# atrasar una hora sus relojes.
392#
393# A partir de entonces, San Luis establecer� el huso horario propio de
394# la Provincia. De esta manera, durante el periodo del calendario anual
395# 2009, el cambio horario quedar� comprendido entre las 00:00 del tercer
396# domingo de marzo y las 24:00 del segundo s�bado de octubre.
397# Quick&dirty translation
398# (...) announced that next Sunday, at 00:00, Puntanos (the San Luis
399# inhabitants) will have to turn back one hour their clocks
400#
401# Since then, San Luis will establish its own Province timezone. Thus,
402# during 2009, this timezone change will run from 00:00 the third Sunday
403# in March until 24:00 of the second Saturday in October.
404
405# From Mariano Absatz (2009-10-16):
406# ...the Province of San Luis is a case in itself.
--- 45 unchanged lines hidden (view full) ---
452# </a>
453
454# From Mariano Absatz (2010-04-12):
455# yes...I can confirm this...and given that San Luis keeps calling
456# UTC-03:00 "summer time", we should't just let San Luis go back to "Arg"
457# rules...San Luis is still using "Western ARgentina Time" and it got
458# stuck on Summer daylight savings time even though the summer is over.
459
460# Zone NAME GMTOFF RULES FORMAT [UNTIL]
461#
462# Buenos Aires (BA), Capital Federal (CF),
463Zone America/Argentina/Buenos_Aires -3:53:48 - LMT 1894 Oct 31
464 -4:16:48 - CMT 1920 May # Cordoba Mean Time
465 -4:00 - ART 1930 Dec
466 -4:00 Arg AR%sT 1969 Oct 5
467 -3:00 Arg AR%sT 1999 Oct 3
--- 339 unchanged lines hidden (view full) ---
807# http://g1.globo.com/bahia/noticia/2011/10/governador-jaques-wagner-confirma-horario-de-verao-na-bahia.html
808# </a> and
809# <a href="http://noticias.terra.com.br/brasil/noticias/0,,OI5390887-EI8139,00-Bahia+volta+a+ter+horario+de+verao+apos+oito+anos.html">
810# http://noticias.terra.com.br/brasil/noticias/0,,OI5390887-EI8139,00-Bahia+volta+a+ter+horario+de+verao+apos+oito+anos.html
811# </a>
812
813# From Guilherme Bernardes Rodrigues (2011-10-07):
814# There is news in the media, however there is still no decree about it.
815# I just send a e-mail to Zulmira Brand�o at
816# <a href="http://pcdsh01.on.br/">http://pcdsh01.on.br/</a> the
817# oficial agency about time in Brazil, and she confirmed that the old rule is
818# still in force.
819
820# From Guilherme Bernardes Rodrigues (2011-10-14)
821# It's official, the President signed a decree that includes Bahia in summer
822# time.
823# [ and in a second message (same day): ]
824# I found the decree.
825#
--- 412 unchanged lines hidden (view full) ---
1238#
1239# 6. For the year 2012, the dates of entry into winter time will be as follows:
1240# a. Saturday April 28, 2012, clocks should go back 60 minutes; that is, at
1241# 23:59:59, instead of passing to 0:00, the time should be adjusted to be 23:00
1242# of the same day.
1243# b. Saturday, September 1, 2012, clocks should go forward 60 minutes; that is,
1244# at 23:59:59, instead of passing to 0:00, the time should be adjusted to be
1245# 01:00 on September 2.
1246#
1247# Note that...this is yet another "temporary" change that will be reevaluated
1248# AGAIN in 2013.
1249
1250# NOTE: ChileAQ rules for Antarctic bases are stored separately in the
1251# 'antarctica' file.
1252
1253# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
1254Rule Chile 1927 1932 - Sep 1 0:00 1:00 S
1255Rule Chile 1928 1932 - Apr 1 0:00 0 -
1256Rule Chile 1942 only - Jun 1 4:00u 0 -
1257Rule Chile 1942 only - Aug 1 5:00u 1:00 S
--- 25 unchanged lines hidden (view full) ---
1283Rule Chile 2000 2007 - Mar Sun>=9 3:00u 0 -
1284# N.B.: the end of March 29 in Chile is March 30 in Universal time,
1285# which is used below in specifying the transition.
1286Rule Chile 2008 only - Mar 30 3:00u 0 -
1287Rule Chile 2009 only - Mar Sun>=9 3:00u 0 -
1288Rule Chile 2010 only - Apr Sun>=1 3:00u 0 -
1289Rule Chile 2011 only - May Sun>=2 3:00u 0 -
1290Rule Chile 2011 only - Aug Sun>=16 4:00u 1:00 S
1291Rule Chile 2012 only - Apr Sun>=23 3:00u 0 -
1292Rule Chile 2012 only - Sep Sun>=2 4:00u 1:00 S
1293Rule Chile 2013 max - Mar Sun>=9 3:00u 0 -
1294Rule Chile 2013 max - Oct Sun>=9 4:00u 1:00 S
1295# IATA SSIM anomalies: (1992-02) says 1992-03-14;
1296# (1996-09) says 1998-03-08. Ignore these.
1297# Zone NAME GMTOFF RULES FORMAT [UNTIL]
1298Zone America/Santiago -4:42:46 - LMT 1890
1299 -4:42:46 - SMT 1910 # Santiago Mean Time
1300 -5:00 - CLT 1916 Jul 1 # Chile Time
1301 -4:42:46 - SMT 1918 Sep 1 # Santiago Mean Time
1302 -4:00 - CLT 1919 Jul 1 # Chile Time
--- 5 unchanged lines hidden (view full) ---
1308 -7:00 Chile EAS%sT 1982 Mar 13 21:00 # Easter I Time
1309 -6:00 Chile EAS%sT
1310#
1311# Sala y Gomez Island is like Pacific/Easter.
1312# Other Chilean locations, including Juan Fernandez Is, San Ambrosio,
1313# San Felix, and Antarctic bases, are like America/Santiago.
1314
1315# Colombia
1316# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
1317Rule CO 1992 only - May 3 0:00 1:00 S
1318Rule CO 1993 only - Apr 4 0:00 0 -
1319# Zone NAME GMTOFF RULES FORMAT [UNTIL]
1320Zone America/Bogota -4:56:20 - LMT 1884 Mar 13
1321 -4:56:20 - BMT 1914 Nov 23 # Bogota Mean Time
1322 -5:00 CO CO%sT # Colombia Time
1323# Malpelo, Providencia, San Andres
1324# no information; probably like America/Bogota
1325
1326# Curacao
1327#
1328# From Paul Eggert (2006-03-22):
1329# Shanks & Pottenger say that The Bottom and Philipsburg have been at
1330# -4:00 since standard time was introduced on 1912-03-02; and that
1331# Kralendijk and Rincon used Kralendijk Mean Time (-4:33:08) from
1332# 1912-02-02 to 1965-01-01. The former is dubious, since S&P also say
1333# Saba Island has been like Curacao.
1334# This all predates our 1970 cutoff, though.
1335#
1336# By July 2007 Curacao and St Maarten are planned to become
1337# associated states within the Netherlands, much like Aruba;
1338# Bonaire, Saba and St Eustatius would become directly part of the
1339# Netherlands as Kingdom Islands. This won't affect their time zones
1340# though, as far as we know.
1341#
1342# Zone NAME GMTOFF RULES FORMAT [UNTIL]
1343Zone America/Curacao -4:35:44 - LMT 1912 Feb 12 # Willemstad
1344 -4:30 - ANT 1965 # Netherlands Antilles Time
1345 -4:00 - AST
1346
1347# From Arthur David Olson (2011-06-15):
1348# At least for now, use links for places with new iso3166 codes.
1349# The name "Lower Prince's Quarter" is both longer than fourteen charaters
1350# and contains an apostrophe; use "Lower_Princes" below.
1351
1352Link America/Curacao America/Lower_Princes # Sint Maarten
1353Link America/Curacao America/Kralendijk # Bonaire, Sint Estatius and Saba
1354
1355# Ecuador
1356#
1357# From Paul Eggert (2007-03-04):
1358# Apparently Ecuador had a failed experiment with DST in 1992.
1359# <http://midena.gov.ec/content/view/1261/208/> (2007-02-27) and
1360# <http://www.hoy.com.ec/NoticiaNue.asp?row_id=249856> (2006-11-06) both
1361# talk about "hora Sixto". Leave this alone for now, as we have no data.
1362#
1363# Zone NAME GMTOFF RULES FORMAT [UNTIL]
1364Zone America/Guayaquil -5:19:20 - LMT 1890
--- 190 unchanged lines hidden (view full) ---
1555# ...
1556# Art. 1. It is hereby established that from the second Sunday of the month of
1557# April of this year (2010), the official time is to be set back 60 minutes,
1558# and that on the first Sunday of the month of October, it is to be set
1559# forward 60 minutes, in all the territory of the Paraguayan Republic.
1560# ...
1561Rule Para 2010 max - Oct Sun>=1 0:00 1:00 S
1562Rule Para 2010 max - Apr Sun>=8 0:00 0 -
1563
1564# Zone NAME GMTOFF RULES FORMAT [UNTIL]
1565Zone America/Asuncion -3:50:40 - LMT 1890
1566 -3:50:40 - AMT 1931 Oct 10 # Asuncion Mean Time
1567 -4:00 - PYT 1972 Oct # Paraguay Time
1568 -3:00 - PYT 1974 Apr
1569 -4:00 Para PY%sT
1570
--- 141 unchanged lines hidden ---
2# This file is in the public domain, so clarified as of
3# 2009-05-17 by Arthur David Olson.
4
5# This data is by no means authoritative; if you think you know better,
6# go ahead and edit the file (and please send any changes to
7# tz@iana.org for general use in the future).
8
9# From Paul Eggert (2006-03-22):
10# A good source for time zone historical data outside the U.S. is
11# Thomas G. Shanks and Rique Pottenger, The International Atlas (6th edition),
12# San Diego: ACS Publications, Inc. (2003).
13#
14# Gwillim Law writes that a good source
15# for recent time zone data is the International Air Transport
16# Association's Standard Schedules Information Manual (IATA SSIM),
17# published semiannually. Law sent in several helpful summaries
18# of the IATA's data after 1990.
19#
20# Except where otherwise noted, Shanks & Pottenger is the source for
21# entries through 1990, and IATA SSIM is the source for entries afterwards.
--- 354 unchanged lines hidden (view full) ---
376# http://www.sanluis.gov.ar/SL/Paginas/NoticiaDetalle.asp?TemaId=1&InfoPrensaId=3102
377# </a>
378# (I couldn't find the decree, but
379# <a href="http://www.sanluis.gov.ar">
380# www.sanluis.gov.ar
381# <a/>
382# is the official page for the Province Government).
383#
384# There's also a note in only one of the major national papers (La Naci�n) at
385# <a href="http://www.lanacion.com.ar/nota.asp?nota_id=1107912">
386# http://www.lanacion.com.ar/nota.asp?nota_id=1107912
387# </a>
388#
389# The press release says:
390# (...) anunci� que el pr�ximo domingo a las 00:00 los puntanos deber�n
391# atrasar una hora sus relojes.
392#
393# A partir de entonces, San Luis establecer� el huso horario propio de
394# la Provincia. De esta manera, durante el periodo del calendario anual
395# 2009, el cambio horario quedar� comprendido entre las 00:00 del tercer
396# domingo de marzo y las 24:00 del segundo s�bado de octubre.
397# Quick&dirty translation
398# (...) announced that next Sunday, at 00:00, Puntanos (the San Luis
399# inhabitants) will have to turn back one hour their clocks
400#
401# Since then, San Luis will establish its own Province timezone. Thus,
402# during 2009, this timezone change will run from 00:00 the third Sunday
403# in March until 24:00 of the second Saturday in October.
404
405# From Mariano Absatz (2009-10-16):
406# ...the Province of San Luis is a case in itself.
--- 45 unchanged lines hidden (view full) ---
452# </a>
453
454# From Mariano Absatz (2010-04-12):
455# yes...I can confirm this...and given that San Luis keeps calling
456# UTC-03:00 "summer time", we should't just let San Luis go back to "Arg"
457# rules...San Luis is still using "Western ARgentina Time" and it got
458# stuck on Summer daylight savings time even though the summer is over.
459
460# Zone NAME GMTOFF RULES FORMAT [UNTIL]
461#
462# Buenos Aires (BA), Capital Federal (CF),
463Zone America/Argentina/Buenos_Aires -3:53:48 - LMT 1894 Oct 31
464 -4:16:48 - CMT 1920 May # Cordoba Mean Time
465 -4:00 - ART 1930 Dec
466 -4:00 Arg AR%sT 1969 Oct 5
467 -3:00 Arg AR%sT 1999 Oct 3
--- 339 unchanged lines hidden (view full) ---
807# http://g1.globo.com/bahia/noticia/2011/10/governador-jaques-wagner-confirma-horario-de-verao-na-bahia.html
808# </a> and
809# <a href="http://noticias.terra.com.br/brasil/noticias/0,,OI5390887-EI8139,00-Bahia+volta+a+ter+horario+de+verao+apos+oito+anos.html">
810# http://noticias.terra.com.br/brasil/noticias/0,,OI5390887-EI8139,00-Bahia+volta+a+ter+horario+de+verao+apos+oito+anos.html
811# </a>
812
813# From Guilherme Bernardes Rodrigues (2011-10-07):
814# There is news in the media, however there is still no decree about it.
815# I just send a e-mail to Zulmira Brand�o at
816# <a href="http://pcdsh01.on.br/">http://pcdsh01.on.br/</a> the
817# oficial agency about time in Brazil, and she confirmed that the old rule is
818# still in force.
819
820# From Guilherme Bernardes Rodrigues (2011-10-14)
821# It's official, the President signed a decree that includes Bahia in summer
822# time.
823# [ and in a second message (same day): ]
824# I found the decree.
825#
--- 412 unchanged lines hidden (view full) ---
1238#
1239# 6. For the year 2012, the dates of entry into winter time will be as follows:
1240# a. Saturday April 28, 2012, clocks should go back 60 minutes; that is, at
1241# 23:59:59, instead of passing to 0:00, the time should be adjusted to be 23:00
1242# of the same day.
1243# b. Saturday, September 1, 2012, clocks should go forward 60 minutes; that is,
1244# at 23:59:59, instead of passing to 0:00, the time should be adjusted to be
1245# 01:00 on September 2.
1246#
1247# Note that...this is yet another "temporary" change that will be reevaluated
1248# AGAIN in 2013.
1249
1250# NOTE: ChileAQ rules for Antarctic bases are stored separately in the
1251# 'antarctica' file.
1252
1253# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
1254Rule Chile 1927 1932 - Sep 1 0:00 1:00 S
1255Rule Chile 1928 1932 - Apr 1 0:00 0 -
1256Rule Chile 1942 only - Jun 1 4:00u 0 -
1257Rule Chile 1942 only - Aug 1 5:00u 1:00 S
--- 25 unchanged lines hidden (view full) ---
1283Rule Chile 2000 2007 - Mar Sun>=9 3:00u 0 -
1284# N.B.: the end of March 29 in Chile is March 30 in Universal time,
1285# which is used below in specifying the transition.
1286Rule Chile 2008 only - Mar 30 3:00u 0 -
1287Rule Chile 2009 only - Mar Sun>=9 3:00u 0 -
1288Rule Chile 2010 only - Apr Sun>=1 3:00u 0 -
1289Rule Chile 2011 only - May Sun>=2 3:00u 0 -
1290Rule Chile 2011 only - Aug Sun>=16 4:00u 1:00 S
1291Rule Chile 2012 only - Apr Sun>=23 3:00u 0 -
1292Rule Chile 2012 only - Sep Sun>=2 4:00u 1:00 S
1293Rule Chile 2013 max - Mar Sun>=9 3:00u 0 -
1294Rule Chile 2013 max - Oct Sun>=9 4:00u 1:00 S
1295# IATA SSIM anomalies: (1992-02) says 1992-03-14;
1296# (1996-09) says 1998-03-08. Ignore these.
1297# Zone NAME GMTOFF RULES FORMAT [UNTIL]
1298Zone America/Santiago -4:42:46 - LMT 1890
1299 -4:42:46 - SMT 1910 # Santiago Mean Time
1300 -5:00 - CLT 1916 Jul 1 # Chile Time
1301 -4:42:46 - SMT 1918 Sep 1 # Santiago Mean Time
1302 -4:00 - CLT 1919 Jul 1 # Chile Time
--- 5 unchanged lines hidden (view full) ---
1308 -7:00 Chile EAS%sT 1982 Mar 13 21:00 # Easter I Time
1309 -6:00 Chile EAS%sT
1310#
1311# Sala y Gomez Island is like Pacific/Easter.
1312# Other Chilean locations, including Juan Fernandez Is, San Ambrosio,
1313# San Felix, and Antarctic bases, are like America/Santiago.
1314
1315# Colombia
1316# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
1317Rule CO 1992 only - May 3 0:00 1:00 S
1318Rule CO 1993 only - Apr 4 0:00 0 -
1319# Zone NAME GMTOFF RULES FORMAT [UNTIL]
1320Zone America/Bogota -4:56:20 - LMT 1884 Mar 13
1321 -4:56:20 - BMT 1914 Nov 23 # Bogota Mean Time
1322 -5:00 CO CO%sT # Colombia Time
1323# Malpelo, Providencia, San Andres
1324# no information; probably like America/Bogota
1325
1326# Curacao
1327#
1328# From Paul Eggert (2006-03-22):
1329# Shanks & Pottenger say that The Bottom and Philipsburg have been at
1330# -4:00 since standard time was introduced on 1912-03-02; and that
1331# Kralendijk and Rincon used Kralendijk Mean Time (-4:33:08) from
1332# 1912-02-02 to 1965-01-01. The former is dubious, since S&P also say
1333# Saba Island has been like Curacao.
1334# This all predates our 1970 cutoff, though.
1335#
1336# By July 2007 Curacao and St Maarten are planned to become
1337# associated states within the Netherlands, much like Aruba;
1338# Bonaire, Saba and St Eustatius would become directly part of the
1339# Netherlands as Kingdom Islands. This won't affect their time zones
1340# though, as far as we know.
1341#
1342# Zone NAME GMTOFF RULES FORMAT [UNTIL]
1343Zone America/Curacao -4:35:44 - LMT 1912 Feb 12 # Willemstad
1344 -4:30 - ANT 1965 # Netherlands Antilles Time
1345 -4:00 - AST
1346
1347# From Arthur David Olson (2011-06-15):
1348# At least for now, use links for places with new iso3166 codes.
1349# The name "Lower Prince's Quarter" is both longer than fourteen charaters
1350# and contains an apostrophe; use "Lower_Princes" below.
1351
1352Link America/Curacao America/Lower_Princes # Sint Maarten
1353Link America/Curacao America/Kralendijk # Bonaire, Sint Estatius and Saba
1354
1355# Ecuador
1356#
1357# From Paul Eggert (2007-03-04):
1358# Apparently Ecuador had a failed experiment with DST in 1992.
1359# <http://midena.gov.ec/content/view/1261/208/> (2007-02-27) and
1360# <http://www.hoy.com.ec/NoticiaNue.asp?row_id=249856> (2006-11-06) both
1361# talk about "hora Sixto". Leave this alone for now, as we have no data.
1362#
1363# Zone NAME GMTOFF RULES FORMAT [UNTIL]
1364Zone America/Guayaquil -5:19:20 - LMT 1890
--- 190 unchanged lines hidden (view full) ---
1555# ...
1556# Art. 1. It is hereby established that from the second Sunday of the month of
1557# April of this year (2010), the official time is to be set back 60 minutes,
1558# and that on the first Sunday of the month of October, it is to be set
1559# forward 60 minutes, in all the territory of the Paraguayan Republic.
1560# ...
1561Rule Para 2010 max - Oct Sun>=1 0:00 1:00 S
1562Rule Para 2010 max - Apr Sun>=8 0:00 0 -
1563
1564# Zone NAME GMTOFF RULES FORMAT [UNTIL]
1565Zone America/Asuncion -3:50:40 - LMT 1890
1566 -3:50:40 - AMT 1931 Oct 10 # Asuncion Mean Time
1567 -4:00 - PYT 1972 Oct # Paraguay Time
1568 -3:00 - PYT 1974 Apr
1569 -4:00 Para PY%sT
1570
--- 141 unchanged lines hidden ---