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@@ -0,0 +1,1919 @@ +# @(#)asia 8.18 +# <pre> + +# This data is by no means authoritative; if you think you know better, +# go ahead and edit the file (and please send any changes to +# tz@elsie.nci.nih.gov for general use in the future). + +# From Paul Eggert (2006-03-22): +# +# A good source for time zone historical data outside the U.S. is +# Thomas G. Shanks and Rique Pottenger, The International Atlas (6th edition), +# San Diego: ACS Publications, Inc. (2003). +# +# Gwillim Law writes that a good source +# for recent time zone data is the International Air Transport +# Association's Standard Schedules Information Manual (IATA SSIM), +# published semiannually. Law sent in several helpful summaries +# of the IATA's data after 1990. +# +# Except where otherwise noted, Shanks & Pottenger is the source for +# entries through 1990, and IATA SSIM is the source for entries afterwards. +# +# Another source occasionally used is Edward W. Whitman, World Time Differences, +# Whitman Publishing Co, 2 Niagara Av, Ealing, London (undated), which +# I found in the UCLA library. +# +# A reliable and entertaining source about time zones is +# Derek Howse, Greenwich time and longitude, Philip Wilson Publishers (1997). +# +# I invented the abbreviations marked `*' in the following table; +# the rest are from earlier versions of this file, or from other sources. +# Corrections are welcome! +# std dst +# LMT Local Mean Time +# 2:00 EET EEST Eastern European Time +# 2:00 IST IDT Israel +# 3:00 AST ADT Arabia* +# 3:30 IRST IRDT Iran +# 4:00 GST Gulf* +# 5:30 IST India +# 7:00 ICT Indochina* +# 7:00 WIT west Indonesia +# 8:00 CIT central Indonesia +# 8:00 CST China +# 9:00 CJT Central Japanese Time (1896/1937)* +# 9:00 EIT east Indonesia +# 9:00 JST JDT Japan +# 9:00 KST KDT Korea +# 9:30 CST (Australian) Central Standard Time +# +# See the `europe' file for Russia and Turkey in Asia. + +# From Guy Harris: +# Incorporates data for Singapore from Robert Elz' asia 1.1, as well as +# additional information from Tom Yap, Sun Microsystems Intercontinental +# Technical Support (including a page from the Official Airline Guide - +# Worldwide Edition). The names for time zones are guesses. + +############################################################################### + +# These rules are stolen from the `europe' file. +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule EUAsia 1981 max - Mar lastSun 1:00u 1:00 S +Rule EUAsia 1979 1995 - Sep lastSun 1:00u 0 - +Rule EUAsia 1996 max - Oct lastSun 1:00u 0 - +Rule E-EurAsia 1981 max - Mar lastSun 0:00 1:00 S +Rule E-EurAsia 1979 1995 - Sep lastSun 0:00 0 - +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 - + +# Afghanistan +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Kabul 4:36:48 - LMT 1890 + 4:00 - AFT 1945 + 4:30 - AFT + +# Armenia +# From Paul Eggert (2006-03-22): +# Shanks & Pottenger have Yerevan switching to 3:00 (with Russian DST) +# in spring 1991, then to 4:00 with no DST in fall 1995, then +# readopting Russian DST in 1997. Go with Shanks & Pottenger, even +# when they disagree with others. Edgar Der-Danieliantz +# reported (1996-05-04) that Yerevan probably wouldn't use DST +# in 1996, though it did use DST in 1995. IATA SSIM (1991/1998) reports that +# Armenia switched from 3:00 to 4:00 in 1998 and observed DST after 1991, +# but started switching at 3:00s in 1998. +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Yerevan 2:58:00 - LMT 1924 May 2 + 3:00 - YERT 1957 Mar # Yerevan Time + 4:00 RussiaAsia YER%sT 1991 Mar 31 2:00s + 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 + +# 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 +# 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 - +# 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 + 4:00 - AZT 1996 # Azerbaijan time + 4:00 EUAsia AZ%sT 1997 + 4:00 Azer AZ%sT + +# Bahrain +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Bahrain 3:22:20 - LMT 1920 # Al Manamah + 4:00 - GST 1972 Jun + 3:00 - AST + +# Bangladesh +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Dhaka 6:01:40 - LMT 1890 + 5:53:20 - HMT 1941 Oct # Howrah Mean Time? + 6:30 - BURT 1942 May 15 # Burma Time + 5:30 - IST 1942 Sep + 6:30 - BURT 1951 Sep 30 + 6:00 - DACT 1971 Mar 26 # Dacca Time + 6:00 - BDT # Bangladesh Time + +# Bhutan +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Thimphu 5:58:36 - LMT 1947 Aug 15 # or Thimbu + 5:30 - IST 1987 Oct + 6:00 - BTT # Bhutan Time + +# British Indian Ocean Territory +# Whitman and the 1995 CIA time zone map say 5:00, but the +# 1997 and later maps say 6:00. Assume the switch occurred in 1996. +# We have no information as to when standard time was introduced; +# assume it occurred in 1907, the same year as Mauritius (which +# then contained the Chagos Archipelago). +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Indian/Chagos 4:49:40 - LMT 1907 + 5:00 - IOT 1996 # BIOT Time + 6:00 - IOT + +# Brunei +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Brunei 7:39:40 - LMT 1926 Mar # Bandar Seri Begawan + 7:30 - BNT 1933 + 8:00 - BNT + +# Burma / Myanmar +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Rangoon 6:24:40 - LMT 1880 # or Yangon + 6:24:36 - RMT 1920 # Rangoon Mean Time? + 6:30 - BURT 1942 May # Burma Time + 9:00 - JST 1945 May 3 + 6:30 - MMT # Myanmar Time + +# Cambodia +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Phnom_Penh 6:59:40 - LMT 1906 Jun 9 + 7:06:20 - SMT 1911 Mar 11 0:01 # Saigon MT? + 7:00 - ICT 1912 May + 8:00 - ICT 1931 May + 7:00 - ICT + +# China + +# From Guy Harris: +# People's Republic of China. Yes, they really have only one time zone. + +# From Bob Devine (1988-01-28): +# No they don't. See TIME mag, 1986-02-17 p.52. Even though +# China is across 4 physical time zones, before Feb 1, 1986 only the +# Peking (Bejing) time zone was recognized. Since that date, China +# has two of 'em -- Peking's and Urumqi (named after the capital of +# the Xinjiang Uyghur Autonomous Region). I don't know about DST for it. +# +# . . .I just deleted the DST table and this editor makes it too +# painful to suck in another copy.. So, here is what I have for +# DST start/end dates for Peking's time zone (info from AP): +# +# 1986 May 4 - Sept 14 +# 1987 mid-April - ?? + +# From U. S. Naval Observatory (1989-01-19): +# CHINA 8 H AHEAD OF UTC ALL OF CHINA, INCL TAIWAN +# CHINA 9 H AHEAD OF UTC APR 17 - SEP 10 + +# From Paul Eggert (2006-03-22): +# Shanks & Pottenger write that China (except for Hong Kong and Macau) +# has had a single time zone since 1980 May 1, observing summer DST +# from 1986 through 1991; this contradicts Devine's +# note about Time magazine, though apparently _something_ happened in 1986. +# Go with Shanks & Pottenger for now. I made up names for the other +# pre-1980 time zones. + +# From Shanks & Pottenger: +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Shang 1940 only - Jun 3 0:00 1:00 D +Rule Shang 1940 1941 - Oct 1 0:00 0 S +Rule Shang 1941 only - Mar 16 0:00 1:00 D +Rule PRC 1986 only - May 4 0:00 1:00 D +Rule PRC 1986 1991 - Sep Sun>=11 0:00 0 S +Rule PRC 1987 1991 - Apr Sun>=10 0:00 1:00 D + +# From Anthony Fok (2001-12-20): +# BTW, I did some research on-line and found some info regarding these five +# historic timezones from some Taiwan websites. And yes, there are official +# Chinese names for these locales (before 1949). +# +# From Jesper Norgaard Welen (2006-07-14): +# I have investigated the timezones around 1970 on the +# http://www.astro.com/atlas site [with provinces and county +# boundaries summarized below].... A few other exceptions were two +# counties on the Sichuan side of the Xizang-Sichuan border, +# counties Dege and Baiyu which lies on the Sichuan side and are +# therefore supposed to be GMT+7, Xizang region being GMT+6, but Dege +# county is GMT+8 according to astro.com while Baiyu county is GMT+6 +# (could be true), for the moment I am assuming that those two +# counties are mistakes in the astro.com data. + + +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Changbai Time ("Long-white Time", Long-white = Heilongjiang area) +# Heilongjiang (except Mohe county), Jilin +Zone Asia/Harbin 8:26:44 - LMT 1928 # or Haerbin + 8:30 - CHAT 1932 Mar # Changbai Time + 8:00 - CST 1940 + 9:00 - CHAT 1966 May + 8:30 - CHAT 1980 May + 8:00 PRC C%sT +# Zhongyuan Time ("Central plain Time") +# most of China +Zone Asia/Shanghai 8:05:52 - LMT 1928 + 8:00 Shang C%sT 1949 + 8:00 PRC C%sT +# Long-shu Time (probably due to Long and Shu being two names of that area) +# Guangxi, Guizhou, Hainan, Ningxia, Sichuan, Shaanxi, and Yunnan; +# most of Gansu; west Inner Mongolia; west Qinghai; and the Guangdong +# counties Deqing, Enping, Kaiping, Luoding, Taishan, Xinxing, +# Yangchun, Yangjiang, Yu'nan, and Yunfu. +Zone Asia/Chongqing 7:06:20 - LMT 1928 # or Chungking + 7:00 - LONT 1980 May # Long-shu Time + 8:00 PRC C%sT +# Xin-zang Time ("Xinjiang-Tibet Time") +# The Gansu counties Aksay, Anxi, Dunhuang, Subei; west Qinghai; +# the Guangdong counties Xuwen, Haikang, Suixi, Lianjiang, +# Zhanjiang, Wuchuan, Huazhou, Gaozhou, Maoming, Dianbai, and Xinyi; +# east Tibet, including Lhasa, Chamdo, Shigaise, Jimsar, Shawan and Hutubi; +# east Xinjiang, including Urumqi, Turpan, Karamay, Korla, Minfeng, Jinghe, +# Wusu, Qiemo, Xinyan, Wulanwusu, Jinghe, Yumin, Tacheng, Tuoli, Emin, +# Shihezi, Changji, Yanqi, Heshuo, Tuokexun, Tulufan, Shanshan, Hami, +# Fukang, Kuitun, Kumukuli, Miquan, Qitai, and Turfan. +Zone Asia/Urumqi 5:50:20 - LMT 1928 # or Urumchi + 6:00 - URUT 1980 May # Urumqi Time + 8:00 PRC C%sT +# Kunlun Time +# West Tibet, including Pulan, Aheqi, Shufu, Shule; +# West Xinjiang, including Aksu, Atushi, Yining, Hetian, Cele, Luopu, Nileke, +# Zhaosu, Tekesi, Gongliu, Chabuchaer, Huocheng, Bole, Pishan, Suiding, +# and Yarkand. +Zone Asia/Kashgar 5:03:56 - LMT 1928 # or Kashi or Kaxgar + 5:30 - KAST 1940 # Kashgar Time + 5:00 - KAST 1980 May + 8:00 PRC C%sT + +# Hong Kong (Xianggang) +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule HK 1946 only - Apr 20 3:30 1:00 S +Rule HK 1946 only - Dec 1 3:30 0 - +Rule HK 1947 only - Apr 13 3:30 1:00 S +Rule HK 1947 only - Dec 30 3:30 0 - +Rule HK 1948 only - May 2 3:30 1:00 S +Rule HK 1948 1952 - Oct lastSun 3:30 0 - +Rule HK 1949 1953 - Apr Sun>=1 3:30 1:00 S +Rule HK 1953 only - Nov 1 3:30 0 - +Rule HK 1954 1964 - Mar Sun>=18 3:30 1:00 S +Rule HK 1954 only - Oct 31 3:30 0 - +Rule HK 1955 1964 - Nov Sun>=1 3:30 0 - +Rule HK 1965 1977 - Apr Sun>=16 3:30 1:00 S +Rule HK 1965 1977 - Oct Sun>=16 3:30 0 - +Rule HK 1979 1980 - May Sun>=8 3:30 1:00 S +Rule HK 1979 1980 - Oct Sun>=16 3:30 0 - +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Hong_Kong 7:36:36 - LMT 1904 Oct 30 + 8:00 HK HK%sT + + +############################################################################### + +# Taiwan + +# Shanks & Pottenger write that Taiwan observed DST during 1945, when it +# was still controlled by Japan. This is hard to believe, but we don't +# have any other information. + +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Taiwan 1945 1951 - May 1 0:00 1:00 D +Rule Taiwan 1945 1951 - Oct 1 0:00 0 S +Rule Taiwan 1952 only - Mar 1 0:00 1:00 D +Rule Taiwan 1952 1954 - Nov 1 0:00 0 S +Rule Taiwan 1953 1959 - Apr 1 0:00 1:00 D +Rule Taiwan 1955 1961 - Oct 1 0:00 0 S +Rule Taiwan 1960 1961 - Jun 1 0:00 1:00 D +Rule Taiwan 1974 1975 - Apr 1 0:00 1:00 D +Rule Taiwan 1974 1975 - Oct 1 0:00 0 S +Rule Taiwan 1980 only - Jun 30 0:00 1:00 D +Rule Taiwan 1980 only - Sep 30 0:00 0 S +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Taipei 8:06:00 - LMT 1896 # or Taibei or T'ai-pei + 8:00 Taiwan C%sT + +# Macau (Macao, Aomen) +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Macau 1961 1962 - Mar Sun>=16 3:30 1:00 S +Rule Macau 1961 1964 - Nov Sun>=1 3:30 0 - +Rule Macau 1963 only - Mar Sun>=16 0:00 1:00 S +Rule Macau 1964 only - Mar Sun>=16 3:30 1:00 S +Rule Macau 1965 only - Mar Sun>=16 0:00 1:00 S +Rule Macau 1965 only - Oct 31 0:00 0 - +Rule Macau 1966 1971 - Apr Sun>=16 3:30 1:00 S +Rule Macau 1966 1971 - Oct Sun>=16 3:30 0 - +Rule Macau 1972 1974 - Apr Sun>=15 0:00 1:00 S +Rule Macau 1972 1973 - Oct Sun>=15 0:00 0 - +Rule Macau 1974 1977 - Oct Sun>=15 3:30 0 - +Rule Macau 1975 1977 - Apr Sun>=15 3:30 1:00 S +Rule Macau 1978 1980 - Apr Sun>=15 0:00 1:00 S +Rule Macau 1978 1980 - Oct Sun>=15 0:00 0 - +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Macau 7:34:20 - LMT 1912 + 8:00 Macau MO%sT 1999 Dec 20 # return to China + 8:00 PRC C%sT + + +############################################################################### + +# Cyprus +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Cyprus 1975 only - Apr 13 0:00 1:00 S +Rule Cyprus 1975 only - Oct 12 0:00 0 - +Rule Cyprus 1976 only - May 15 0:00 1:00 S +Rule Cyprus 1976 only - Oct 11 0:00 0 - +Rule Cyprus 1977 1980 - Apr Sun>=1 0:00 1:00 S +Rule Cyprus 1977 only - Sep 25 0:00 0 - +Rule Cyprus 1978 only - Oct 2 0:00 0 - +Rule Cyprus 1979 1997 - Sep lastSun 0:00 0 - +Rule Cyprus 1981 1998 - Mar lastSun 0:00 1:00 S +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Nicosia 2:13:28 - LMT 1921 Nov 14 + 2:00 Cyprus EE%sT 1998 Sep + 2:00 EUAsia EE%sT +# IATA SSIM (1998-09) has Cyprus using EU rules for the first time. + +# Classically, Cyprus belongs to Asia; e.g. see Herodotus, Histories, I.72. +# However, for various reasons many users expect to find it under Europe. +Link Asia/Nicosia Europe/Nicosia + +# Georgia +# From Paul Eggert (1994-11-19): +# Today's _Economist_ (p 60) reports that Georgia moved its clocks forward +# an hour recently, due to a law proposed by Zurab Murvanidze, +# an MP who went on a hunger strike for 11 days to force discussion about it! +# We have no details, but we'll guess they didn't move the clocks back in fall. +# +# From Mathew Englander, quoting AP (1996-10-23 13:05-04): +# Instead of putting back clocks at the end of October, Georgia +# will stay on daylight savings time this winter to save energy, +# President Eduard Shevardnadze decreed Wednesday. +# +# From the BBC via Joseph S. Myers (2004-06-27): +# +# Georgia moved closer to Western Europe on Sunday... The former Soviet +# republic has changed its time zone back to that of Moscow. As a result it +# is now just four hours ahead of Greenwich Mean Time, rather than five hours +# ahead. The switch was decreed by the pro-Western president of Georgia, +# Mikhail Saakashvili, who said the change was partly prompted by the process +# of integration into Europe. + +# From Teimuraz Abashidze (2005-11-07): +# Government of Georgia ... decided to NOT CHANGE daylight savings time on +# [Oct.] 30, as it was done before during last more than 10 years. +# Currently, we are in fact GMT +4:00, as before 30 October it was GMT +# +3:00.... The problem is, there is NO FORMAL LAW or governmental document +# about it. As far as I can find, I was told, that there is no document, +# because we just DIDN'T ISSUE document about switching to winter time.... +# I don't know what can be done, especially knowing that some years ago our +# DST rules where changed THREE TIMES during one month. + + +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Tbilisi 2:59:16 - LMT 1880 + 2:59:16 - TBMT 1924 May 2 # Tbilisi Mean Time + 3:00 - TBIT 1957 Mar # Tbilisi Time + 4:00 RussiaAsia TBI%sT 1991 Mar 31 2:00s + 3:00 1:00 TBIST 1991 Apr 9 # independence + 3:00 RussiaAsia GE%sT 1992 # Georgia Time + 3:00 E-EurAsia GE%sT 1994 Sep lastSun + 4:00 E-EurAsia GE%sT 1996 Oct lastSun + 4:00 1:00 GEST 1997 Mar lastSun + 4:00 E-EurAsia GE%sT 2004 Jun 27 + 3:00 RussiaAsia GE%sT 2005 Mar lastSun 2:00 + 4:00 - GET + +# East Timor + +# See Indonesia for the 1945 transition. + +# From Joao Carrascalao, brother of the former governor of East Timor, in +# <a href="http://etan.org/et99c/december/26-31/30ETMAY.htm"> +# East Timor may be late for its millennium +# </a> (1999-12-26/31): +# Portugal tried to change the time forward in 1974 because the sun +# rises too early but the suggestion raised a lot of problems with the +# Timorese and I still don't think it would work today because it +# conflicts with their way of life. + +# From Paul Eggert (2000-12-04): +# We don't have any record of the above attempt. +# Most likely our records are incomplete, but we have no better data. + +# <a href="http://www.hri.org/news/world/undh/last/00-08-16.undh.html"> +# From Manoel de Almeida e Silva, Deputy Spokesman for the UN Secretary-General +# (2000-08-16)</a>: +# The Cabinet of the East Timor Transition Administration decided +# today to advance East Timor's time by one hour. The time change, +# which will be permanent, with no seasonal adjustment, will happen at +# midnight on Saturday, September 16. + +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Dili 8:22:20 - LMT 1912 + 8:00 - TLT 1942 Feb 21 23:00 # E Timor Time + 9:00 - JST 1945 Sep 23 + 9:00 - TLT 1976 May 3 + 8:00 - CIT 2000 Sep 17 00:00 + 9:00 - TLT + +# India +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Kolkata 5:53:28 - LMT 1880 # Kolkata + 5:53:20 - HMT 1941 Oct # Howrah Mean Time? + 6:30 - BURT 1942 May 15 # Burma Time + 5:30 - IST 1942 Sep + 5:30 1:00 IST 1945 Oct 15 + 5:30 - IST +# The following are like Asia/Kolkata: +# Andaman Is +# Lakshadweep (Laccadive, Minicoy and Amindivi Is) +# Nicobar Is + +# Indonesia +# +# From Gwillim Law (2001-05-28), overriding Shanks & Pottenger: +# <http://www.sumatera-inc.com/go_to_invest/about_indonesia.asp#standtime> +# says that Indonesia's time zones changed on 1988-01-01. Looking at some +# time zone maps, I think that must refer to Western Borneo (Kalimantan Barat +# and Kalimantan Tengah) switching from UTC+8 to UTC+7. +# +# From Paul Eggert (2007-03-10): +# Here is another correction to Shanks & Pottenger. +# JohnTWB writes that Japanese forces did not surrender control in +# Indonesia until 1945-09-01 00:00 at the earliest (in Jakarta) and +# other formal surrender ceremonies were September 9, 11, and 13, plus +# September 12 for the regional surrender to Mountbatten in Singapore. +# These would be the earliest possible times for a change. +# Regimes horaires pour le monde entier, by Henri Le Corre, (Editions +# Traditionnelles, 1987, Paris) says that Java and Madura switched +# from JST to UTC+07:30 on 1945-09-23, and gives 1944-09-01 for Jayapura +# (Hollandia). For now, assume all Indonesian locations other than Jayapura +# switched on 1945-09-23. +# +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Jakarta 7:07:12 - LMT 1867 Aug 10 +# Shanks & Pottenger say the next transition was at 1924 Jan 1 0:13, +# but this must be a typo. + 7:07:12 - JMT 1923 Dec 31 23:47:12 # Jakarta + 7:20 - JAVT 1932 Nov # Java Time + 7:30 - WIT 1942 Mar 23 + 9:00 - JST 1945 Sep 23 + 7:30 - WIT 1948 May + 8:00 - WIT 1950 May + 7:30 - WIT 1964 + 7:00 - WIT +Zone Asia/Pontianak 7:17:20 - LMT 1908 May + 7:17:20 - PMT 1932 Nov # Pontianak MT + 7:30 - WIT 1942 Jan 29 + 9:00 - JST 1945 Sep 23 + 7:30 - WIT 1948 May + 8:00 - WIT 1950 May + 7:30 - WIT 1964 + 8:00 - CIT 1988 Jan 1 + 7:00 - WIT +Zone Asia/Makassar 7:57:36 - LMT 1920 + 7:57:36 - MMT 1932 Nov # Macassar MT + 8:00 - CIT 1942 Feb 9 + 9:00 - JST 1945 Sep 23 + 8:00 - CIT +Zone Asia/Jayapura 9:22:48 - LMT 1932 Nov + 9:00 - EIT 1944 Sep 1 + 9:30 - CST 1964 + 9:00 - EIT + +# Iran + +# From Roozbeh Pournader (2003-03-15): +# This is an English translation of what I just found (originally in Persian). +# The Gregorian dates in brackets are mine: +# +# Official Newspaper No. 13548-1370/6/25 [1991-09-16] +# No. 16760/T233 H 1370/6/10 [1991-09-01] +# +# The Rule About Change of the Official Time of the Country +# +# The Board of Ministers, in the meeting dated 1370/5/23 [1991-08-14], +# based on the suggestion number 2221/D dated 1370/4/22 [1991-07-13] +# of the Country's Organization for Official and Employment Affairs, +# and referring to the law for equating the working hours of workers +# and officers in the whole country dated 1359/4/23 [1980-07-14], and +# for synchronizing the official times of the country, agreed that: +# +# The official time of the country will should move forward one hour +# at the 24[:00] hours of the first day of Farvardin and should return +# to its previous state at the 24[:00] hours of the 30th day of +# Shahrivar. +# +# First Deputy to the President - Hassan Habibi +# +# From personal experience, that agrees with what has been followed +# for at least the last 5 years. Before that, for a few years, the +# date used was the first Thursday night of Farvardin and the last +# Thursday night of Shahrivar, but I can't give exact dates.... +# I have also changed the abbreviations to what is considered correct +# here in Iran, IRST for regular time and IRDT for daylight saving time. +# +# From Roozbeh Pournader (2005-04-05): +# The text of the Iranian law, in effect since 1925, clearly mentions +# that the true solar year is the measure, and there is no arithmetic +# leap year calculation involved. There has never been any serious +# plan to change that law.... +# +# From Paul Eggert (2006-03-22): +# Go with Shanks & Pottenger before Sept. 1991, and with Pournader thereafter. +# I used Ed Reingold's cal-persia in GNU Emacs 21.2 to check Persian dates, +# stopping after 2037 when 32-bit time_t's overflow. +# That cal-persia used Birashk's approximation, which disagrees with the solar +# calendar predictions for the year 2025, so I corrected those dates by hand. +# +# From Oscar van Vlijmen (2005-03-30), writing about future +# discrepancies between cal-persia and the Iranian calendar: +# For 2091 solar-longitude-after yields 2091-03-20 08:40:07.7 UT for +# the vernal equinox and that gets so close to 12:00 some local +# Iranian time that the definition of the correct location needs to be +# known exactly, amongst other factors. 2157 is even closer: +# 2157-03-20 08:37:15.5 UT. But the Gregorian year 2025 should give +# no interpretation problem whatsoever. By the way, another instant +# in the near future where there will be a discrepancy between +# arithmetical and astronomical Iranian calendars will be in 2058: +# vernal equinox on 2058-03-20 09:03:05.9 UT. The Java version of +# Reingold's/Dershowitz' calculator gives correctly the Gregorian date +# 2058-03-21 for 1 Farvardin 1437 (astronomical). +# +# From Steffen Thorsen (2006-03-22): +# Several of my users have reported that Iran will not observe DST anymore: +# http://www.irna.ir/en/news/view/line-17/0603193812164948.htm +# +# From Reuters (2007-09-16), with a heads-up from Jesper Norgaard Welen: +# ... the Guardian Council ... approved a law on Sunday to re-introduce +# daylight saving time ... +# http://uk.reuters.com/article/oilRpt/idUKBLA65048420070916 +# +# 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 +# [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 +# be changed back to its previous state on the 24 hours of the +# thirtieth day of Shahrivar. +# +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Iran 1978 1980 - Mar 21 0:00 1:00 D +Rule Iran 1978 only - Oct 21 0:00 0 S +Rule Iran 1979 only - Sep 19 0:00 0 S +Rule Iran 1980 only - Sep 23 0:00 0 S +Rule Iran 1991 only - May 3 0:00 1:00 D +Rule Iran 1992 1995 - Mar 22 0:00 1:00 D +Rule Iran 1991 1995 - Sep 22 0:00 0 S +Rule Iran 1996 only - Mar 21 0:00 1:00 D +Rule Iran 1996 only - Sep 21 0:00 0 S +Rule Iran 1997 1999 - Mar 22 0:00 1:00 D +Rule Iran 1997 1999 - Sep 22 0:00 0 S +Rule Iran 2000 only - Mar 21 0:00 1:00 D +Rule Iran 2000 only - Sep 21 0:00 0 S +Rule Iran 2001 2003 - Mar 22 0:00 1:00 D +Rule Iran 2001 2003 - Sep 22 0:00 0 S +Rule Iran 2004 only - Mar 21 0:00 1:00 D +Rule Iran 2004 only - Sep 21 0:00 0 S +Rule Iran 2005 only - Mar 22 0:00 1:00 D +Rule Iran 2005 only - Sep 22 0:00 0 S +Rule Iran 2008 only - Mar 21 0:00 1:00 D +Rule Iran 2008 only - Sep 21 0:00 0 S +Rule Iran 2009 2011 - Mar 22 0:00 1:00 D +Rule Iran 2009 2011 - Sep 22 0:00 0 S +Rule Iran 2012 only - Mar 21 0:00 1:00 D +Rule Iran 2012 only - Sep 21 0:00 0 S +Rule Iran 2013 2015 - Mar 22 0:00 1:00 D +Rule Iran 2013 2015 - Sep 22 0:00 0 S +Rule Iran 2016 only - Mar 21 0:00 1:00 D +Rule Iran 2016 only - Sep 21 0:00 0 S +Rule Iran 2017 2019 - Mar 22 0:00 1:00 D +Rule Iran 2017 2019 - Sep 22 0:00 0 S +Rule Iran 2020 only - Mar 21 0:00 1:00 D +Rule Iran 2020 only - Sep 21 0:00 0 S +Rule Iran 2021 2023 - Mar 22 0:00 1:00 D +Rule Iran 2021 2023 - Sep 22 0:00 0 S +Rule Iran 2024 only - Mar 21 0:00 1:00 D +Rule Iran 2024 only - Sep 21 0:00 0 S +Rule Iran 2025 2027 - Mar 22 0:00 1:00 D +Rule Iran 2025 2027 - Sep 22 0:00 0 S +Rule Iran 2028 2029 - Mar 21 0:00 1:00 D +Rule Iran 2028 2029 - Sep 21 0:00 0 S +Rule Iran 2030 2031 - Mar 22 0:00 1:00 D +Rule Iran 2030 2031 - Sep 22 0:00 0 S +Rule Iran 2032 2033 - Mar 21 0:00 1:00 D +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 +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Tehran 3:25:44 - LMT 1916 + 3:25:44 - TMT 1946 # Tehran Mean Time + 3:30 - IRST 1977 Nov + 4:00 Iran IR%sT 1979 + 3:30 Iran IR%sT + + +# Iraq +# +# From Jonathan Lennox (2000-06-12): +# An article in this week's Economist ("Inside the Saddam-free zone", p. 50 in +# the U.S. edition) on the Iraqi Kurds contains a paragraph: +# "The three northern provinces ... switched their clocks this spring and +# are an hour ahead of Baghdad." +# +# But Rives McDow (2000-06-18) quotes a contact in Iraqi-Kurdistan as follows: +# In the past, some Kurdish nationalists, as a protest to the Iraqi +# Government, did not adhere to daylight saving time. They referred +# to daylight saving as Saddam time. But, as of today, the time zone +# in Iraqi-Kurdistan is on standard time with Baghdad, Iraq. +# +# So we'll ignore the Economist's claim. + +# From Steffen Thorsen (2008-03-10): +# The cabinet in Iraq abolished DST last week, according to the following +# news sources (in Arabic): +# <a href="http://www.aljeeran.net/wesima_articles/news-20080305-98602.html"> +# http://www.aljeeran.net/wesima_articles/news-20080305-98602.html +# </a> +# <a href="http://www.aswataliraq.info/look/article.tpl?id=2047&IdLanguage=17&IdPublication=4&NrArticle=71743&NrIssue=1&NrSection=10"> +# http://www.aswataliraq.info/look/article.tpl?id=2047&IdLanguage=17&IdPublication=4&NrArticle=71743&NrIssue=1&NrSection=10 +# </a> +# +# We have published a short article in English about the change: +# <a href="http://www.timeanddate.com/news/time/iraq-dumps-daylight-saving.html"> +# http://www.timeanddate.com/news/time/iraq-dumps-daylight-saving.html +# </a> + +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Iraq 1982 only - May 1 0:00 1:00 D +Rule Iraq 1982 1984 - Oct 1 0:00 0 S +Rule Iraq 1983 only - Mar 31 0:00 1:00 D +Rule Iraq 1984 1985 - Apr 1 0:00 1:00 D +Rule Iraq 1985 1990 - Sep lastSun 1:00s 0 S +Rule Iraq 1986 1990 - Mar lastSun 1:00s 1:00 D +# IATA SSIM (1991/1996) says Apr 1 12:01am UTC; guess the `:01' is a typo. +# Shanks & Pottenger say Iraq did not observe DST 1992/1997; ignore this. +# +Rule Iraq 1991 2007 - Apr 1 3:00s 1:00 D +Rule Iraq 1991 2007 - Oct 1 3:00s 0 S +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Baghdad 2:57:40 - LMT 1890 + 2:57:36 - BMT 1918 # Baghdad Mean Time? + 3:00 - AST 1982 May + 3:00 Iraq A%sT + + +############################################################################### + +# Israel + +# From Ephraim Silverberg (2001-01-11): +# +# I coined "IST/IDT" circa 1988. Until then there were three +# different abbreviations in use: +# +# JST Jerusalem Standard Time [Danny Braniss, Hebrew University] +# IZT Israel Zonal (sic) Time [Prof. Haim Papo, Technion] +# EEST Eastern Europe Standard Time [used by almost everyone else] +# +# Since timezones should be called by country and not capital cities, +# I ruled out JST. As Israel is in Asia Minor and not Eastern Europe, +# EEST was equally unacceptable. Since "zonal" was not compatible with +# any other timezone abbreviation, I felt that 'IST' was the way to go +# and, indeed, it has received almost universal acceptance in timezone +# settings in Israeli computers. +# +# In any case, I am happy to share timezone abbreviations with India, +# high on my favorite-country list (and not only because my wife's +# family is from India). + +# From Shanks & Pottenger: +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Zion 1940 only - Jun 1 0:00 1:00 D +Rule Zion 1942 1944 - Nov 1 0:00 0 S +Rule Zion 1943 only - Apr 1 2:00 1:00 D +Rule Zion 1944 only - Apr 1 0:00 1:00 D +Rule Zion 1945 only - Apr 16 0:00 1:00 D +Rule Zion 1945 only - Nov 1 2:00 0 S +Rule Zion 1946 only - Apr 16 2:00 1:00 D +Rule Zion 1946 only - Nov 1 0:00 0 S +Rule Zion 1948 only - May 23 0:00 2:00 DD +Rule Zion 1948 only - Sep 1 0:00 1:00 D +Rule Zion 1948 1949 - Nov 1 2:00 0 S +Rule Zion 1949 only - May 1 0:00 1:00 D +Rule Zion 1950 only - Apr 16 0:00 1:00 D +Rule Zion 1950 only - Sep 15 3:00 0 S +Rule Zion 1951 only - Apr 1 0:00 1:00 D +Rule Zion 1951 only - Nov 11 3:00 0 S +Rule Zion 1952 only - Apr 20 2:00 1:00 D +Rule Zion 1952 only - Oct 19 3:00 0 S +Rule Zion 1953 only - Apr 12 2:00 1:00 D +Rule Zion 1953 only - Sep 13 3:00 0 S +Rule Zion 1954 only - Jun 13 0:00 1:00 D +Rule Zion 1954 only - Sep 12 0:00 0 S +Rule Zion 1955 only - Jun 11 2:00 1:00 D +Rule Zion 1955 only - Sep 11 0:00 0 S +Rule Zion 1956 only - Jun 3 0:00 1:00 D +Rule Zion 1956 only - Sep 30 3:00 0 S +Rule Zion 1957 only - Apr 29 2:00 1:00 D +Rule Zion 1957 only - Sep 22 0:00 0 S +Rule Zion 1974 only - Jul 7 0:00 1:00 D +Rule Zion 1974 only - Oct 13 0:00 0 S +Rule Zion 1975 only - Apr 20 0:00 1:00 D +Rule Zion 1975 only - Aug 31 0:00 0 S +Rule Zion 1985 only - Apr 14 0:00 1:00 D +Rule Zion 1985 only - Sep 15 0:00 0 S +Rule Zion 1986 only - May 18 0:00 1:00 D +Rule Zion 1986 only - Sep 7 0:00 0 S +Rule Zion 1987 only - Apr 15 0:00 1:00 D +Rule Zion 1987 only - Sep 13 0:00 0 S +Rule Zion 1988 only - Apr 9 0:00 1:00 D +Rule Zion 1988 only - Sep 3 0:00 0 S + +# From Ephraim Silverberg +# (1997-03-04, 1998-03-16, 1998-12-28, 2000-01-17, 2000-07-25, 2004-12-22, +# and 2005-02-17): + +# According to the Office of the Secretary General of the Ministry of +# Interior, there is NO set rule for Daylight-Savings/Standard time changes. +# One thing is entrenched in law, however: that there must be at least 150 +# days of daylight savings time annually. From 1993-1998, the change to +# daylight savings time was on a Friday morning from midnight IST to +# 1 a.m IDT; up until 1998, the change back to standard time was on a +# Saturday night from midnight daylight savings time to 11 p.m. standard +# time. 1996 is an exception to this rule where the change back to standard +# time took place on Sunday night instead of Saturday night to avoid +# conflicts with the Jewish New Year. In 1999, the change to +# daylight savings time was still on a Friday morning but from +# 2 a.m. IST to 3 a.m. IDT; furthermore, the change back to standard time +# was also on a Friday morning from 2 a.m. IDT to 1 a.m. IST for +# 1999 only. In the year 2000, the change to daylight savings time was +# similar to 1999, but although the change back will be on a Friday, it +# will take place from 1 a.m. IDT to midnight IST. Starting in 2001, all +# changes to/from will take place at 1 a.m. old time, but now there is no +# rule as to what day of the week it will take place in as the start date +# (except in 2003) is the night after the Passover Seder (i.e. the eve +# of the 16th of Nisan in the lunar Hebrew calendar) and the end date +# (except in 2002) is three nights before Yom Kippur [Day of Atonement] +# (the eve of the 7th of Tishrei in the lunar Hebrew calendar). + +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Zion 1989 only - Apr 30 0:00 1:00 D +Rule Zion 1989 only - Sep 3 0:00 0 S +Rule Zion 1990 only - Mar 25 0:00 1:00 D +Rule Zion 1990 only - Aug 26 0:00 0 S +Rule Zion 1991 only - Mar 24 0:00 1:00 D +Rule Zion 1991 only - Sep 1 0:00 0 S +Rule Zion 1992 only - Mar 29 0:00 1:00 D +Rule Zion 1992 only - Sep 6 0:00 0 S +Rule Zion 1993 only - Apr 2 0:00 1:00 D +Rule Zion 1993 only - Sep 5 0:00 0 S + +# The dates for 1994-1995 were obtained from Office of the Spokeswoman for the +# Ministry of Interior, Jerusalem, Israel. The spokeswoman can be reached by +# calling the office directly at 972-2-6701447 or 972-2-6701448. + +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Zion 1994 only - Apr 1 0:00 1:00 D +Rule Zion 1994 only - Aug 28 0:00 0 S +Rule Zion 1995 only - Mar 31 0:00 1:00 D +Rule Zion 1995 only - Sep 3 0:00 0 S + +# The dates for 1996 were determined by the Minister of Interior of the +# time, Haim Ramon. The official announcement regarding 1996-1998 +# (with the dates for 1997-1998 no longer being relevant) can be viewed at: +# +# ftp://ftp.cs.huji.ac.il/pub/tz/announcements/1996-1998.ramon.ps.gz +# +# The dates for 1997-1998 were altered by his successor, Rabbi Eli Suissa. +# +# The official announcements for the years 1997-1999 can be viewed at: +# +# ftp://ftp.cs.huji.ac.il/pub/tz/announcements/YYYY.ps.gz +# +# where YYYY is the relevant year. + +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Zion 1996 only - Mar 15 0:00 1:00 D +Rule Zion 1996 only - Sep 16 0:00 0 S +Rule Zion 1997 only - Mar 21 0:00 1:00 D +Rule Zion 1997 only - Sep 14 0:00 0 S +Rule Zion 1998 only - Mar 20 0:00 1:00 D +Rule Zion 1998 only - Sep 6 0:00 0 S +Rule Zion 1999 only - Apr 2 2:00 1:00 D +Rule Zion 1999 only - Sep 3 2:00 0 S + +# The Knesset Interior Committee has changed the dates for 2000 for +# the third time in just over a year and have set new dates for the +# years 2001-2004 as well. +# +# The official announcement for the start date of 2000 can be viewed at: +# +# ftp://ftp.cs.huji.ac.il/pub/tz/announcements/2000-start.ps.gz +# +# The official announcement for the end date of 2000 and the dates +# for the years 2001-2004 can be viewed at: +# +# ftp://ftp.cs.huji.ac.il/pub/tz/announcements/2000-2004.ps.gz + +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Zion 2000 only - Apr 14 2:00 1:00 D +Rule Zion 2000 only - Oct 6 1:00 0 S +Rule Zion 2001 only - Apr 9 1:00 1:00 D +Rule Zion 2001 only - Sep 24 1:00 0 S +Rule Zion 2002 only - Mar 29 1:00 1:00 D +Rule Zion 2002 only - Oct 7 1:00 0 S +Rule Zion 2003 only - Mar 28 1:00 1:00 D +Rule Zion 2003 only - Oct 3 1:00 0 S +Rule Zion 2004 only - Apr 7 1:00 1:00 D +Rule Zion 2004 only - Sep 22 1:00 0 S + +# The proposed law agreed upon by the Knesset Interior Committee on +# 2005-02-14 is that, for 2005 and beyond, DST starts at 02:00 the +# last Friday before April 2nd (i.e. the last Friday in March or April +# 1st itself if it falls on a Friday) and ends at 02:00 on the Saturday +# night _before_ the fast of Yom Kippur. +# +# Those who can read Hebrew can view the announcement at: +# +# ftp://ftp.cs.huji.ac.il/pub/tz/announcements/2005+beyond.ps + +# From Paul Eggert (2005-02-22): +# I used Ephraim Silverberg's dst-israel.el program +# <ftp://ftp.cs.huji.ac.il/pub/tz/software/dst-israel.el> (2005-02-20) +# along with Ed Reingold's cal-hebrew in GNU Emacs 21.4, +# to generate the transitions in this list. +# (I replaced "lastFri" with "Fri>=26" by hand.) +# The spring transitions below all correspond to the following Rule: +# +# Rule Zion 2005 max - Mar Fri>=26 2:00 1:00 D +# +# but older zic implementations (e.g., Solaris 8) do not support +# "Fri>=26" to mean April 1 in years like 2005, so for now we list the +# springtime transitions explicitly. + +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Zion 2005 only - Apr 1 2:00 1:00 D +Rule Zion 2005 only - Oct 9 2:00 0 S +Rule Zion 2006 2010 - Mar Fri>=26 2:00 1:00 D +Rule Zion 2006 only - Oct 1 2:00 0 S +Rule Zion 2007 only - Sep 16 2:00 0 S +Rule Zion 2008 only - Oct 5 2:00 0 S +Rule Zion 2009 only - Sep 27 2:00 0 S +Rule Zion 2010 only - Sep 12 2:00 0 S +Rule Zion 2011 only - Apr 1 2:00 1:00 D +Rule Zion 2011 only - Oct 2 2:00 0 S +Rule Zion 2012 2015 - Mar Fri>=26 2:00 1:00 D +Rule Zion 2012 only - Sep 23 2:00 0 S +Rule Zion 2013 only - Sep 8 2:00 0 S +Rule Zion 2014 only - Sep 28 2:00 0 S +Rule Zion 2015 only - Sep 20 2:00 0 S +Rule Zion 2016 only - Apr 1 2:00 1:00 D +Rule Zion 2016 only - Oct 9 2:00 0 S +Rule Zion 2017 2021 - Mar Fri>=26 2:00 1:00 D +Rule Zion 2017 only - Sep 24 2:00 0 S +Rule Zion 2018 only - Sep 16 2:00 0 S +Rule Zion 2019 only - Oct 6 2:00 0 S +Rule Zion 2020 only - Sep 27 2:00 0 S +Rule Zion 2021 only - Sep 12 2:00 0 S +Rule Zion 2022 only - Apr 1 2:00 1:00 D +Rule Zion 2022 only - Oct 2 2:00 0 S +Rule Zion 2023 2032 - Mar Fri>=26 2:00 1:00 D +Rule Zion 2023 only - Sep 24 2:00 0 S +Rule Zion 2024 only - Oct 6 2:00 0 S +Rule Zion 2025 only - Sep 28 2:00 0 S +Rule Zion 2026 only - Sep 20 2:00 0 S +Rule Zion 2027 only - Oct 10 2:00 0 S +Rule Zion 2028 only - Sep 24 2:00 0 S +Rule Zion 2029 only - Sep 16 2:00 0 S +Rule Zion 2030 only - Oct 6 2:00 0 S +Rule Zion 2031 only - Sep 21 2:00 0 S +Rule Zion 2032 only - Sep 12 2:00 0 S +Rule Zion 2033 only - Apr 1 2:00 1:00 D +Rule Zion 2033 only - Oct 2 2:00 0 S +Rule Zion 2034 2037 - Mar Fri>=26 2:00 1:00 D +Rule Zion 2034 only - Sep 17 2:00 0 S +Rule Zion 2035 only - Oct 7 2:00 0 S +Rule Zion 2036 only - Sep 28 2:00 0 S +Rule Zion 2037 only - Sep 13 2:00 0 S + +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Jerusalem 2:20:56 - LMT 1880 + 2:20:40 - JMT 1918 # Jerusalem Mean Time? + 2:00 Zion I%sT + + + +############################################################################### + +# Japan + +# `9:00' and `JST' is from Guy Harris. + +# From Paul Eggert (1995-03-06): +# Today's _Asahi Evening News_ (page 4) reports that Japan had +# daylight saving between 1948 and 1951, but ``the system was discontinued +# because the public believed it would lead to longer working hours.'' + +# From Mayumi Negishi in the 2005-08-10 Japan Times +# <http://www.japantimes.co.jp/cgi-bin/getarticle.pl5?nn20050810f2.htm>: +# Occupation authorities imposed daylight-saving time on Japan on +# [1948-05-01].... But lack of prior debate and the execution of +# daylight-saving time just three days after the bill was passed generated +# deep hatred of the concept.... The Diet unceremoniously passed a bill to +# dump the unpopular system in October 1951, less than a month after the San +# Francisco Peace Treaty was signed. (A government poll in 1951 showed 53% +# of the Japanese wanted to scrap daylight-saving time, as opposed to 30% who +# wanted to keep it.) + +# From Paul Eggert (2006-03-22): +# Shanks & Pottenger write that DST in Japan during those years was as follows: +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Japan 1948 only - May Sun>=1 2:00 1:00 D +Rule Japan 1948 1951 - Sep Sat>=8 2:00 0 S +Rule Japan 1949 only - Apr Sun>=1 2:00 1:00 D +Rule Japan 1950 1951 - May Sun>=1 2:00 1:00 D +# but the only locations using it (for birth certificates, presumably, since +# their audience is astrologers) were US military bases. For now, assume +# that for most purposes daylight-saving time was observed; otherwise, what +# would have been the point of the 1951 poll? + +# From Hideyuki Suzuki (1998-11-09): +# 'Tokyo' usually stands for the former location of Tokyo Astronomical +# Observatory: E 139 44' 40".90 (9h 18m 58s.727), N 35 39' 16".0. +# This data is from 'Rika Nenpyou (Chronological Scientific Tables) 1996' +# edited by National Astronomical Observatory of Japan.... +# JST (Japan Standard Time) has been used since 1888-01-01 00:00 (JST). +# The law is enacted on 1886-07-07. + +# From Hideyuki Suzuki (1998-11-16): +# The ordinance No. 51 (1886) established "standard time" in Japan, +# which stands for the time on E 135 degree. +# In the ordinance No. 167 (1895), "standard time" was renamed to "central +# standard time". And the same ordinance also established "western standard +# time", which stands for the time on E 120 degree.... But "western standard +# time" was abolished in the ordinance No. 529 (1937). In the ordinance No. +# 167, there is no mention regarding for what place western standard time is +# standard.... +# +# I wrote "ordinance" above, but I don't know how to translate. +# In Japanese it's "chokurei", which means ordinance from emperor. + +# Shanks & Pottenger claim JST in use since 1896, and that a few +# places (e.g. Ishigaki) use +0800; go with Suzuki. Guess that all +# ordinances took effect on Jan 1. + +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Tokyo 9:18:59 - LMT 1887 Dec 31 15:00u + 9:00 - JST 1896 + 9:00 - CJT 1938 + 9:00 Japan J%sT +# Since 1938, all Japanese possessions have been like Asia/Tokyo. + +# Jordan +# +# From <a href="http://star.arabia.com/990701/JO9.html"> +# Jordan Week (1999-07-01) </a> via Steffen Thorsen (1999-09-09): +# Clocks in Jordan were forwarded one hour on Wednesday at midnight, +# in accordance with the government's decision to implement summer time +# all year round. +# +# From <a href="http://star.arabia.com/990930/JO9.html"> +# Jordan Week (1999-09-30) </a> via Steffen Thorsen (1999-11-09): +# Winter time starts today Thursday, 30 September. Clocks will be turned back +# by one hour. This is the latest government decision and it's final! +# The decision was taken because of the increase in working hours in +# government's departments from six to seven hours. +# +# From Paul Eggert (2005-11-22): +# Starting 2003 transitions are from Steffen Thorsen's web site timeanddate.com. +# +# From Steffen Thorsen (2005-11-23): +# For Jordan I have received multiple independent user reports every year +# about DST end dates, as the end-rule is different every year. +# +# From Steffen Thorsen (2006-10-01), after a heads-up from Hilal Malawi: +# http://www.petranews.gov.jo/nepras/2006/Sep/05/4000.htm +# "Jordan will switch to winter time on Friday, October 27". +# +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Jordan 1973 only - Jun 6 0:00 1:00 S +Rule Jordan 1973 1975 - Oct 1 0:00 0 - +Rule Jordan 1974 1977 - May 1 0:00 1:00 S +Rule Jordan 1976 only - Nov 1 0:00 0 - +Rule Jordan 1977 only - Oct 1 0:00 0 - +Rule Jordan 1978 only - Apr 30 0:00 1:00 S +Rule Jordan 1978 only - Sep 30 0:00 0 - +Rule Jordan 1985 only - Apr 1 0:00 1:00 S +Rule Jordan 1985 only - Oct 1 0:00 0 - +Rule Jordan 1986 1988 - Apr Fri>=1 0:00 1:00 S +Rule Jordan 1986 1990 - Oct Fri>=1 0:00 0 - +Rule Jordan 1989 only - May 8 0:00 1:00 S +Rule Jordan 1990 only - Apr 27 0:00 1:00 S +Rule Jordan 1991 only - Apr 17 0:00 1:00 S +Rule Jordan 1991 only - Sep 27 0:00 0 - +Rule Jordan 1992 only - Apr 10 0:00 1:00 S +Rule Jordan 1992 1993 - Oct Fri>=1 0:00 0 - +Rule Jordan 1993 1998 - Apr Fri>=1 0:00 1:00 S +Rule Jordan 1994 only - Sep Fri>=15 0:00 0 - +Rule Jordan 1995 1998 - Sep Fri>=15 0:00s 0 - +Rule Jordan 1999 only - Jul 1 0:00s 1:00 S +Rule Jordan 1999 2002 - Sep lastThu 0:00s 0 - +Rule Jordan 2000 max - Mar lastThu 0:00s 1:00 S +Rule Jordan 2003 only - Oct 24 0:00s 0 - +Rule Jordan 2004 only - Oct 15 0:00s 0 - +Rule Jordan 2005 only - Sep lastFri 0:00s 0 - +Rule Jordan 2006 max - Oct lastFri 0:00s 0 - +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Amman 2:23:44 - LMT 1931 + 2:00 Jordan EE%sT + + +# 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. + +# <a href="http://www.kazsociety.org.uk/news/2005/03/30.htm"> +# From Kazakhstan Embassy's News Bulletin #11 (2005-03-21): +# </a> +# The Government of Kazakhstan passed a resolution March 15 abolishing +# daylight saving time citing lack of economic benefits and health +# complications coupled with a decrease in productivity. +# +# From Branislav Kojic (in Astana) via Gwillim Law (2005-06-28): +# ... what happened was that the former Kazakhstan Eastern time zone +# was "blended" with the Central zone. Therefore, Kazakhstan now has +# two time zones, and difference between them is one hour. The zone +# closer to UTC is the former Western zone (probably still called the +# same), encompassing four provinces in the west: Aqtobe, Atyrau, +# Mangghystau, and West Kazakhstan. The other zone encompasses +# everything else.... I guess that would make Kazakhstan time zones +# de jure UTC+5 and UTC+6 respectively. + +# +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# +# Almaty (formerly Alma-Ata), representing most locations in Kazakhstan +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.) +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 Akt'ubinsk) +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 +# 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 +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 + +# Kyrgyzstan (Kirgizstan) +# Transitions through 1991 are from Shanks & Pottenger. + +# From Paul Eggert (2005-08-15): +# According to an article dated today in the Kyrgyzstan Development Gateway +# <http://eng.gateway.kg/cgi-bin/page.pl?id=1&story_name=doc9979.shtml> +# Kyrgyzstan is canceling the daylight saving time system. I take the article +# to mean that they will leave their clocks at 6 hours ahead of UTC. +# From Malik Abdugaliev (2005-09-21): +# Our government cancels daylight saving time 6th of August 2005. +# From 2005-08-12 our GMT-offset is +6, w/o any daylight saving. + +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Kyrgyz 1992 1996 - Apr Sun>=7 0:00s 1:00 S +Rule Kyrgyz 1992 1996 - Sep lastSun 0:00 0 - +Rule Kyrgyz 1997 2005 - Mar lastSun 2:30 1:00 S +Rule Kyrgyz 1997 2004 - Oct lastSun 2:30 0 - +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Bishkek 4:58:24 - LMT 1924 May 2 + 5:00 - FRUT 1930 Jun 21 # Frunze Time + 6:00 RussiaAsia FRU%sT 1991 Mar 31 2:00s + 5:00 1:00 FRUST 1991 Aug 31 2:00 # independence + 5:00 Kyrgyz KG%sT 2005 Aug 12 # Kyrgyzstan Time + 6:00 - KGT + +############################################################################### + +# Korea (North and South) + +# From Annie I. Bang (2006-07-10) in +# <http://www.koreaherald.co.kr/SITE/data/html_dir/2006/07/10/200607100012.asp>: +# The Ministry of Commerce, Industry and Energy has already +# commissioned a research project [to reintroduce DST] and has said +# the system may begin as early as 2008.... Korea ran a daylight +# saving program from 1949-61 but stopped it during the 1950-53 Korean War. + +# From Shanks & Pottenger: +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule ROK 1960 only - May 15 0:00 1:00 D +Rule ROK 1960 only - Sep 13 0:00 0 S +Rule ROK 1987 1988 - May Sun>=8 0:00 1:00 D +Rule ROK 1987 1988 - Oct Sun>=8 0:00 0 S + +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Seoul 8:27:52 - LMT 1890 + 8:30 - KST 1904 Dec + 9:00 - KST 1928 + 8:30 - KST 1932 + 9:00 - KST 1954 Mar 21 + 8:00 ROK K%sT 1961 Aug 10 + 8:30 - KST 1968 Oct + 9:00 ROK K%sT +Zone Asia/Pyongyang 8:23:00 - LMT 1890 + 8:30 - KST 1904 Dec + 9:00 - KST 1928 + 8:30 - KST 1932 + 9:00 - KST 1954 Mar 21 + 8:00 - KST 1961 Aug 10 + 9:00 - KST + +############################################################################### + +# Kuwait +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# From the Arab Times (2007-03-14): +# The Civil Service Commission (CSC) has approved a proposal forwarded +# by MP Ahmad Baqer on implementing the daylight saving time (DST) in +# Kuwait starting from April until the end of Sept this year, reports Al-Anba. +# <http://www.arabtimesonline.com/arabtimes/kuwait/Viewdet.asp?ID=9950>. +# From Paul Eggert (2007-03-29): +# We don't know the details, or whether the approval means it'll happen, +# so for now we assume no DST. +Zone Asia/Kuwait 3:11:56 - LMT 1950 + 3:00 - AST + +# Laos +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Vientiane 6:50:24 - LMT 1906 Jun 9 # or Viangchan + 7:06:20 - SMT 1911 Mar 11 0:01 # Saigon MT? + 7:00 - ICT 1912 May + 8:00 - ICT 1931 May + 7:00 - ICT + +# Lebanon +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Lebanon 1920 only - Mar 28 0:00 1:00 S +Rule Lebanon 1920 only - Oct 25 0:00 0 - +Rule Lebanon 1921 only - Apr 3 0:00 1:00 S +Rule Lebanon 1921 only - Oct 3 0:00 0 - +Rule Lebanon 1922 only - Mar 26 0:00 1:00 S +Rule Lebanon 1922 only - Oct 8 0:00 0 - +Rule Lebanon 1923 only - Apr 22 0:00 1:00 S +Rule Lebanon 1923 only - Sep 16 0:00 0 - +Rule Lebanon 1957 1961 - May 1 0:00 1:00 S +Rule Lebanon 1957 1961 - Oct 1 0:00 0 - +Rule Lebanon 1972 only - Jun 22 0:00 1:00 S +Rule Lebanon 1972 1977 - Oct 1 0:00 0 - +Rule Lebanon 1973 1977 - May 1 0:00 1:00 S +Rule Lebanon 1978 only - Apr 30 0:00 1:00 S +Rule Lebanon 1978 only - Sep 30 0:00 0 - +Rule Lebanon 1984 1987 - May 1 0:00 1:00 S +Rule Lebanon 1984 1991 - Oct 16 0:00 0 - +Rule Lebanon 1988 only - Jun 1 0:00 1:00 S +Rule Lebanon 1989 only - May 10 0:00 1:00 S +Rule Lebanon 1990 1992 - May 1 0:00 1:00 S +Rule Lebanon 1992 only - Oct 4 0:00 0 - +Rule Lebanon 1993 max - Mar lastSun 0:00 1:00 S +Rule Lebanon 1993 1998 - Sep lastSun 0:00 0 - +Rule Lebanon 1999 max - Oct lastSun 0:00 0 - +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Beirut 2:22:00 - LMT 1880 + 2:00 Lebanon EE%sT + +# Malaysia +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule NBorneo 1935 1941 - Sep 14 0:00 0:20 TS # one-Third Summer +Rule NBorneo 1935 1941 - Dec 14 0:00 0 - +# +# peninsular Malaysia +# The data here are taken from Mok Ly Yng (2003-10-30) +# <http://www.math.nus.edu.sg/aslaksen/teaching/timezone.html>. +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Kuala_Lumpur 6:46:46 - LMT 1901 Jan 1 + 6:55:25 - SMT 1905 Jun 1 # Singapore M.T. + 7:00 - MALT 1933 Jan 1 # Malaya Time + 7:00 0:20 MALST 1936 Jan 1 + 7:20 - MALT 1941 Sep 1 + 7:30 - MALT 1942 Feb 16 + 9:00 - JST 1945 Sep 12 + 7:30 - MALT 1982 Jan 1 + 8:00 - MYT # Malaysia Time +# Sabah & Sarawak +# From Paul Eggert (2006-03-22): +# The data here are mostly from Shanks & Pottenger, but the 1942, 1945 and 1982 +# transition dates are from Mok Ly Yng. +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Kuching 7:21:20 - LMT 1926 Mar + 7:30 - BORT 1933 # Borneo Time + 8:00 NBorneo BOR%sT 1942 Feb 16 + 9:00 - JST 1945 Sep 12 + 8:00 - BORT 1982 Jan 1 + 8:00 - MYT + +# Maldives +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Indian/Maldives 4:54:00 - LMT 1880 # Male + 4:54:00 - MMT 1960 # Male Mean Time + 5:00 - MVT # Maldives Time + +# Mongolia + +# Shanks & Pottenger say that Mongolia has three time zones, but +# usno1995 and the CIA map Standard Time Zones of the World (2005-03) +# both say that it has just one. + +# From Oscar van Vlijmen (1999-12-11): +# <a href="http://www.mongoliatourism.gov.mn/general.htm"> +# General Information Mongolia +# </a> (1999-09) +# "Time: Mongolia has two time zones. Three westernmost provinces of +# Bayan-Ulgii, Uvs, and Hovd are one hour earlier than the capital city, and +# the rest of the country follows the Ulaanbaatar time, which is UTC/GMT plus +# eight hours." + +# From Rives McDow (1999-12-13): +# Mongolia discontinued the use of daylight savings time in 1999; 1998 +# being the last year it was implemented. The dates of implementation I am +# unsure of, but most probably it was similar to Russia, except for the time +# of implementation may have been different.... +# Some maps in the past have indicated that there was an additional time +# zone in the eastern part of Mongolia, including the provinces of Dornod, +# Suhbaatar, and possibly Khentij. + +# From Paul Eggert (1999-12-15): +# Naming and spelling is tricky in Mongolia. +# We'll use Hovd (also spelled Chovd and Khovd) to represent the west zone; +# the capital of the Hovd province is sometimes called Hovd, sometimes Dund-Us, +# and sometimes Jirgalanta (with variant spellings), but the name Hovd +# is good enough for our purposes. + +# From Rives McDow (2001-05-13): +# In addition to Mongolia starting daylight savings as reported earlier +# (adopted DST on 2001-04-27 02:00 local time, ending 2001-09-28), +# there are three time zones. +# +# Provinces [at 7:00]: Bayan-ulgii, Uvs, Khovd, Zavkhan, Govi-Altai +# Provinces [at 8:00]: Khovsgol, Bulgan, Arkhangai, Khentii, Tov, +# Bayankhongor, Ovorkhangai, Dundgovi, Dornogovi, Omnogovi +# Provinces [at 9:00]: Dornod, Sukhbaatar +# +# [The province of Selenge is omitted from the above lists.] + +# From Ganbold Ts., Ulaanbaatar (2004-04-17): +# Daylight saving occurs at 02:00 local time last Saturday of March. +# It will change back to normal at 02:00 local time last Saturday of +# September.... As I remember this rule was changed in 2001. +# +# From Paul Eggert (2004-04-17): +# For now, assume Rives McDow's informant got confused about Friday vs +# Saturday, and that his 2001 dates should have 1 added to them. + +# From Paul Eggert (2005-07-26): +# We have wildly conflicting information about Mongolia's time zones. +# Bill Bonnet (2005-05-19) reports that the US Embassy in Ulaanbaatar says +# there is only one time zone and that DST is observed, citing Microsoft +# Windows XP as the source. Risto Nykanen (2005-05-16) reports that +# travelmongolia.org says there are two time zones (UTC+7, UTC+8) with no DST. +# Oscar van Vlijmen (2005-05-20) reports that the Mongolian Embassy in +# Washington, DC says there are two time zones, with DST observed. +# He also found +# <http://ubpost.mongolnews.mn/index.php?subaction=showcomments&id=1111634894&archive=&start_from=&ucat=1&> +# which also says that there is DST, and which has a comment by "Toddius" +# (2005-03-31 06:05 +0700) saying "Mongolia actually has 3.5 time zones. +# The West (OLGII) is +7 GMT, most of the country is ULAT is +8 GMT +# and some Eastern provinces are +9 GMT but Sukhbaatar Aimag is SUHK +8.5 GMT. +# The SUKH timezone is new this year, it is one of the few things the +# parliament passed during the tumultuous winter session." +# For now, let's ignore this information, until we have more confirmation. + +# From Ganbold Ts. (2007-02-26): +# Parliament of Mongolia has just changed the daylight-saving rule in February. +# They decided not to adopt daylight-saving time.... +# http://www.mongolnews.mn/index.php?module=unuudur&sec=view&id=15742 + +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Mongol 1983 1984 - Apr 1 0:00 1:00 S +Rule Mongol 1983 only - Oct 1 0:00 0 - +# Shanks & Pottenger and IATA SSIM say 1990s switches occurred at 00:00, +# but McDow says the 2001 switches occurred at 02:00. Also, IATA SSIM +# (1996-09) says 1996-10-25. Go with Shanks & Pottenger through 1998. +# +# Shanks & Pottenger say that the Sept. 1984 through Sept. 1990 switches +# in Choibalsan (more precisely, in Dornod and Sukhbaatar) took place +# at 02:00 standard time, not at 00:00 local time as in the rest of +# the country. That would be odd, and possibly is a result of their +# correction of 02:00 (in the previous edition) not being done correctly +# in the latest edition; so ignore it for now. + +Rule Mongol 1985 1998 - Mar lastSun 0:00 1:00 S +Rule Mongol 1984 1998 - Sep lastSun 0:00 0 - +# IATA SSIM (1999-09) says Mongolia no longer observes DST. +Rule Mongol 2001 only - Apr lastSat 2:00 1:00 S +Rule Mongol 2001 2006 - Sep lastSat 2:00 0 - +Rule Mongol 2002 2006 - Mar lastSat 2:00 1:00 S + +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Hovd, a.k.a. Chovd, Dund-Us, Dzhargalant, Khovd, Jirgalanta +Zone Asia/Hovd 6:06:36 - LMT 1905 Aug + 6:00 - HOVT 1978 # Hovd Time + 7:00 Mongol HOV%sT +# Ulaanbaatar, a.k.a. Ulan Bataar, Ulan Bator, Urga +Zone Asia/Ulaanbaatar 7:07:32 - LMT 1905 Aug + 7:00 - ULAT 1978 # Ulaanbaatar Time + 8:00 Mongol ULA%sT +# Choibalsan, a.k.a. Bajan Tuemen, Bajan Tumen, Chojbalsan, +# Choybalsan, Sanbejse, Tchoibalsan +Zone Asia/Choibalsan 7:38:00 - LMT 1905 Aug + 7:00 - ULAT 1978 + 8:00 - ULAT 1983 Apr + 9:00 Mongol CHO%sT # Choibalsan Time + +# Nepal +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Katmandu 5:41:16 - LMT 1920 + 5:30 - IST 1986 + 5:45 - NPT # Nepal Time + +# Oman +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Muscat 3:54:20 - LMT 1920 + 4:00 - GST + +# Pakistan + +# From Rives McDow (2002-03-13): +# I have been advised that Pakistan has decided to adopt dst on a +# TRIAL basis for one year, starting 00:01 local time on April 7, 2002 +# and ending at 00:01 local time October 6, 2002. This is what I was +# told, but I believe that the actual time of change may be 00:00; the +# 00:01 was to make it clear which day it was on. + +# From Paul Eggert (2002-03-15): +# Jesper Norgaard found this URL: +# http://www.pak.gov.pk/public/news/app/app06_dec.htm +# (dated 2001-12-06) which says that the Cabinet adopted a scheme "to +# advance the clocks by one hour on the night between the first +# Saturday and Sunday of April and revert to the original position on +# 15th October each year". This agrees with McDow's 04-07 at 00:00, +# but disagrees about the October transition, and makes it sound like +# it's not on a trial basis. Also, the "between the first Saturday +# and Sunday of April" phrase, if taken literally, means that the +# transition takes place at 00:00 on the first Sunday on or after 04-02. + +# From Paul Eggert (2003-02-09): +# DAWN <http://www.dawn.com/2002/10/06/top13.htm> reported on 2002-10-05 +# that 2002 DST ended that day at midnight. Go with McDow for now. + +# From Steffen Thorsen (2003-03-14): +# According to http://www.dawn.com/2003/03/07/top15.htm +# there will be no DST in Pakistan this year: +# +# ISLAMABAD, March 6: Information and Media Development Minister Sheikh +# Rashid Ahmed on Thursday said the cabinet had reversed a previous +# decision to advance clocks by one hour in summer and put them back by +# one hour in winter with the aim of saving light hours and energy. +# +# The minister told a news conference that the experiment had rather +# shown 8 per cent higher consumption of electricity. + + +# 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 - +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Karachi 4:28:12 - LMT 1907 + 5:30 - IST 1942 Sep + 5:30 1:00 IST 1945 Oct 15 + 5:30 - IST 1951 Sep 30 + 5:00 - KART 1971 Mar 26 # Karachi Time + 5:00 Pakistan PK%sT # Pakistan Time + +# Palestine + +# From Amos Shapir (1998-02-15): +# +# From 1917 until 1948-05-15, all of Palestine, including the parts now +# known as the Gaza Strip and the West Bank, was under British rule. +# Therefore the rules given for Israel for that period, apply there too... +# +# The Gaza Strip was under Egyptian rule between 1948-05-15 until 1967-06-05 +# (except a short occupation by Israel from 1956-11 till 1957-03, but no +# time zone was affected then). It was never formally annexed to Egypt, +# though. +# +# The rest of Palestine was under Jordanian rule at that time, formally +# annexed in 1950 as the West Bank (and the word "Trans" was dropped from +# the country's previous name of "the Hashemite Kingdom of the +# Trans-Jordan"). So the rules for Jordan for that time apply. Major +# towns in that area are Nablus (Shchem), El-Halil (Hebron), Ramallah, and +# East Jerusalem. +# +# Both areas were occupied by Israel in June 1967, but not annexed (except +# for East Jerusalem). They were on Israel time since then; there might +# have been a Military Governor's order about time zones, but I'm not aware +# of any (such orders may have been issued semi-annually whenever summer +# time was in effect, but maybe the legal aspect of time was just neglected). +# +# The Palestinian Authority was established in 1993, and got hold of most +# towns in the West Bank and Gaza by 1995. I know that in order to +# demonstrate...independence, they have been switching to +# summer time and back on a different schedule than Israel's, but I don't +# know when this was started, or what algorithm is used (most likely the +# Jordanian one). +# +# To summarize, the table should probably look something like that: +# +# Area \ when | 1918-1947 | 1948-1967 | 1967-1995 | 1996- +# ------------+-----------+-----------+-----------+----------- +# Israel | Zion | Zion | Zion | Zion +# West bank | Zion | Jordan | Zion | Jordan +# Gaza | Zion | Egypt | Zion | Jordan +# +# I guess more info may be available from the PA's web page (if/when they +# have one). + +# From Paul Eggert (2006-03-22): +# Shanks & Pottenger write that Gaza did not observe DST until 1957, but go +# with Shapir and assume that it observed DST from 1940 through 1947, +# and that it used Jordanian rules starting in 1996. +# We don't yet need a separate entry for the West Bank, since +# the only differences between it and Gaza that we know about +# occurred before our cutoff date of 1970. +# However, as we get more information, we may need to add entries +# for parts of the West Bank as they transitioned from Israel's rules +# to Palestine's rules. If you have more info about this, please +# send it to tz@elsie.nci.nih.gov for incorporation into future editions. + +# From IINS News Service - Israel - 1998-03-23 10:38:07 Israel time, +# forwarded by Ephraim Silverberg: +# +# Despite the fact that Israel changed over to daylight savings time +# last week, the PLO Authority (PA) has decided not to turn its clocks +# one-hour forward at this time. As a sign of independence from Israeli rule, +# the PA has decided to implement DST in April. + +# From Paul Eggert (1999-09-20): +# Daoud Kuttab writes in +# <a href="http://www.jpost.com/com/Archive/22.Apr.1999/Opinion/Article-2.html"> +# Holiday havoc +# </a> (Jerusalem Post, 1999-04-22) that +# the Palestinian National Authority changed to DST on 1999-04-15. +# I vaguely recall that they switch back in October (sorry, forgot the source). +# For now, let's assume that the spring switch was at 24:00, +# and that they switch at 0:00 on the 3rd Fridays of April and October. + +# From Paul Eggert (2005-11-22): +# Starting 2004 transitions are from Steffen Thorsen's web site timeanddate.com. + +# From Steffen Thorsen (2005-11-23): +# A user from Gaza reported that Gaza made the change early because of +# the Ramadan. Next year Ramadan will be even earlier, so I think +# there is a good chance next year's end date will be around two weeks +# earlier--the same goes for Jordan. + +# From Steffen Thorsen (2006-08-17): +# I was informed by a user in Bethlehem that in Bethlehem it started the +# same day as Israel, and after checking with other users in the area, I +# was informed that they started DST one day after Israel. I was not +# able to find any authoritative sources at the time, nor details if +# Gaza changed as well, but presumed Gaza to follow the same rules as +# the West Bank. + +# From Steffen Thorsen (2006-09-26): +# according to the Palestine News Network (2006-09-19): +# http://english.pnn.ps/index.php?option=com_content&task=view&id=596&Itemid=5 +# > The Council of Ministers announced that this year its winter schedule +# > will begin early, as of midnight Thursday. It is also time to turn +# > back the clocks for winter. Friday will begin an hour late this week. +# I guess it is likely that next year's date will be moved as well, +# because of the Ramadan. + +# From Jesper Norgaard Welen (2007-09-18): +# According to Steffen Thorsen's web site the Gaza Strip and the rest of the +# Palestinian territories left DST early on 13.th. of September at 2:00. + +# From Paul Eggert (2007-09-20): +# My understanding is that Gaza and the West Bank disagree even over when +# the weekend is (Thursday+Friday versus Friday+Saturday), so I'd be a bit +# surprised if they agreed about DST. But for now, assume they agree. +# For lack of better information, predict that future changes will be +# the 2nd Thursday of September at 02:00. + +# The rules for Egypt are stolen from the `africa' file. +# 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 - +Rule EgyptAsia 1958 only - May 1 0:00 1:00 S +Rule EgyptAsia 1959 1967 - May 1 1:00 1:00 S +Rule EgyptAsia 1959 1965 - Sep 30 3:00 0 - +Rule EgyptAsia 1966 only - Oct 1 3:00 0 - + +Rule Palestine 1999 2005 - Apr Fri>=15 0:00 1:00 S +Rule Palestine 1999 2003 - Oct Fri>=15 0:00 0 - +Rule Palestine 2004 only - Oct 1 1:00 0 - +Rule Palestine 2005 only - Oct 4 2:00 0 - +Rule Palestine 2006 max - Apr 1 0:00 1:00 S +Rule Palestine 2006 only - Sep 22 0:00 0 - +Rule Palestine 2007 max - Sep Thu>=8 2:00 0 - + +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Gaza 2:17:52 - LMT 1900 Oct + 2:00 Zion EET 1948 May 15 + 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 + +# Paracel Is +# no information + +# Philippines +# On 1844-08-16, Narciso Claveria, governor-general of the +# Philippines, issued a proclamation announcing that 1844-12-30 was to +# be immediately followed by 1845-01-01. Robert H. van Gent has a +# transcript of the decree in <http://www.phys.uu.nl/~vgent/idl/idl.htm>. +# The rest of the data are from Shanks & Pottenger. + +# From Paul Eggert (2006-04-25): +# Tomorrow's Manila Standard reports that the Philippines Department of +# Trade and Industry is considering adopting DST this June when the +# rainy season begins. See +# <http://www.manilastandardtoday.com/?page=politics02_april26_2006>. +# For now, we'll ignore this, since it's not definite and we lack details. +# +# From Jesper Norgaard Welen (2006-04-26): +# ... claims that Philippines had DST last time in 1990: +# http://story.philippinetimes.com/p.x/ct/9/id/145be20cc6b121c0/cid/3e5bbccc730d258c/ +# [a story dated 2006-04-25 by Cris Larano of Dow Jones Newswires, +# but no details] + +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Phil 1936 only - Nov 1 0:00 1:00 S +Rule Phil 1937 only - Feb 1 0:00 0 - +Rule Phil 1954 only - Apr 12 0:00 1:00 S +Rule Phil 1954 only - Jul 1 0:00 0 - +Rule Phil 1978 only - Mar 22 0:00 1:00 S +Rule Phil 1978 only - Sep 21 0:00 0 - +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Manila -15:56:00 - LMT 1844 Dec 31 + 8:04:00 - LMT 1899 May 11 + 8:00 Phil PH%sT 1942 May + 9:00 - JST 1944 Nov + 8:00 Phil PH%sT + +# Qatar +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Qatar 3:26:08 - LMT 1920 # Al Dawhah / Doha + 4:00 - GST 1972 Jun + 3:00 - AST + +# Saudi Arabia +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Riyadh 3:06:52 - LMT 1950 + 3:00 - AST + +# Singapore +# The data here are taken from Mok Ly Yng (2003-10-30) +# <http://www.math.nus.edu.sg/aslaksen/teaching/timezone.html>. +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Singapore 6:55:25 - LMT 1901 Jan 1 + 6:55:25 - SMT 1905 Jun 1 # Singapore M.T. + 7:00 - MALT 1933 Jan 1 # Malaya Time + 7:00 0:20 MALST 1936 Jan 1 + 7:20 - MALT 1941 Sep 1 + 7:30 - MALT 1942 Feb 16 + 9:00 - JST 1945 Sep 12 + 7:30 - MALT 1965 Aug 9 # independence + 7:30 - SGT 1982 Jan 1 # Singapore Time + 8:00 - SGT + +# Spratly Is +# no information + +# Sri Lanka +# From Paul Eggert (1996-09-03): +# "Sri Lanka advances clock by an hour to avoid blackout" +# (www.virtual-pc.com/lankaweb/news/items/240596-2.html, 1996-05-24, +# no longer available as of 1999-08-17) +# reported ``the country's standard time will be put forward by one hour at +# midnight Friday (1830 GMT) `in the light of the present power crisis'.'' +# +# From Dharmasiri Senanayake, Sri Lanka Media Minister (1996-10-24), as quoted +# by Shamindra in +# <a href="news:54rka5$m5h@mtinsc01-mgt.ops.worldnet.att.net"> +# Daily News - Hot News Section (1996-10-26) +# </a>: +# With effect from 12.30 a.m. on 26th October 1996 +# Sri Lanka will be six (06) hours ahead of GMT. + +# From Jesper Norgaard Welen (2006-04-14), quoting Sri Lanka News Online +# <http://news.sinhalaya.com/wmview.php?ArtID=11002> (2006-04-13): +# 0030 hrs on April 15, 2006 (midnight of April 14, 2006 +30 minutes) +# at present, become 2400 hours of April 14, 2006 (midnight of April 14, 2006). + +# From Peter Apps and Ranga Sirila of Reuters (2006-04-12) in: +# <http://today.reuters.co.uk/news/newsArticle.aspx?type=scienceNews&storyID=2006-04-12T172228Z_01_COL295762_RTRIDST_0_SCIENCE-SRILANKA-TIME-DC.XML> +# [The Tamil Tigers] never accepted the original 1996 time change and simply +# kept their clocks set five and a half hours ahead of Greenwich Mean +# Time (GMT), in line with neighbor India. +# From Paul Eggert (2006-04-18): +# People who live in regions under Tamil control can use [TZ='Asia/Kolkata'], +# as that zone has agreed with the Tamil areas since our cutoff date of 1970. + +# From K Sethu (2006-04-25): +# I think the abbreviation LKT originated from the world of computers at +# the time of or subsequent to the time zone changes by SL Government +# twice in 1996 and probably SL Government or its standardization +# agencies never declared an abbreviation as a national standard. +# +# I recollect before the recent change the government annoucemments +# mentioning it as simply changing Sri Lanka Standard Time or Sri Lanka +# Time and no mention was made about the abbreviation. +# +# If we look at Sri Lanka Department of Government's "Official News +# Website of Sri Lanka" ... http://www.news.lk/ we can see that they +# use SLT as abbreviation in time stamp at the beginning of each news +# item.... +# +# Within Sri Lanka I think LKT is well known among computer users and +# adminsitrators. In my opinion SLT may not be a good choice because the +# nation's largest telcom / internet operator Sri Lanka Telcom is well +# known by that abbreviation - simply as SLT (there IP domains are +# slt.lk and sltnet.lk). +# +# But if indeed our government has adopted SLT as standard abbreviation +# (that we have not known so far) then it is better that it be used for +# all computers. + +# From Paul Eggert (2006-04-25): +# One possibility is that we wait for a bit for the dust to settle down +# and then see what people actually say in practice. + +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Colombo 5:19:24 - LMT 1880 + 5:19:32 - MMT 1906 # Moratuwa Mean Time + 5:30 - IST 1942 Jan 5 + 5:30 0:30 IHST 1942 Sep + 5:30 1:00 IST 1945 Oct 16 2:00 + 5:30 - IST 1996 May 25 0:00 + 6:30 - LKT 1996 Oct 26 0:30 + 6:00 - LKT 2006 Apr 15 0:30 + 5:30 - IST + +# Syria +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Syria 1920 1923 - Apr Sun>=15 2:00 1:00 S +Rule Syria 1920 1923 - Oct Sun>=1 2:00 0 - +Rule Syria 1962 only - Apr 29 2:00 1:00 S +Rule Syria 1962 only - Oct 1 2:00 0 - +Rule Syria 1963 1965 - May 1 2:00 1:00 S +Rule Syria 1963 only - Sep 30 2:00 0 - +Rule Syria 1964 only - Oct 1 2:00 0 - +Rule Syria 1965 only - Sep 30 2:00 0 - +Rule Syria 1966 only - Apr 24 2:00 1:00 S +Rule Syria 1966 1976 - Oct 1 2:00 0 - +Rule Syria 1967 1978 - May 1 2:00 1:00 S +Rule Syria 1977 1978 - Sep 1 2:00 0 - +Rule Syria 1983 1984 - Apr 9 2:00 1:00 S +Rule Syria 1983 1984 - Oct 1 2:00 0 - +Rule Syria 1986 only - Feb 16 2:00 1:00 S +Rule Syria 1986 only - Oct 9 2:00 0 - +Rule Syria 1987 only - Mar 1 2:00 1:00 S +Rule Syria 1987 1988 - Oct 31 2:00 0 - +Rule Syria 1988 only - Mar 15 2:00 1:00 S +Rule Syria 1989 only - Mar 31 2:00 1:00 S +Rule Syria 1989 only - Oct 1 2:00 0 - +Rule Syria 1990 only - Apr 1 2:00 1:00 S +Rule Syria 1990 only - Sep 30 2:00 0 - +Rule Syria 1991 only - Apr 1 0:00 1:00 S +Rule Syria 1991 1992 - Oct 1 0:00 0 - +Rule Syria 1992 only - Apr 8 0:00 1:00 S +Rule Syria 1993 only - Mar 26 0:00 1:00 S +Rule Syria 1993 only - Sep 25 0:00 0 - +# IATA SSIM (1998-02) says 1998-04-02; +# (1998-09) says 1999-03-29 and 1999-09-29; (1999-02) says 1999-04-02, +# 2000-04-02, and 2001-04-02; (1999-09) says 2000-03-31 and 2001-03-31; +# (2006) says 2006-03-31 and 2006-09-22; +# for now ignore all these claims and go with Shanks & Pottenger, +# except for the 2006-09-22 claim (which seems right for Ramadan). +Rule Syria 1994 1996 - Apr 1 0:00 1:00 S +Rule Syria 1994 2005 - Oct 1 0:00 0 - +Rule Syria 1997 1998 - Mar lastMon 0:00 1:00 S +Rule Syria 1999 2006 - Apr 1 0:00 1:00 S +# From Stephen Colebourne (2006-09-18): +# According to IATA data, Syria will change DST on 21st September [21:00 UTC] +# this year [only].... This is probably related to Ramadan, like Egypt. +Rule Syria 2006 only - Sep 22 0:00 0 - +# From Paul Eggert (2007-03-29): +# Today the AP reported "Syria will switch to summertime at midnight Thursday." +# http://www.iht.com/articles/ap/2007/03/29/africa/ME-GEN-Syria-Time-Change.php +Rule Syria 2007 only - Mar lastFri 0:00 1:00 S +# From Jesper Norgard (2007-10-27): +# The sister center ICARDA of my work CIMMYT is confirming that Syria DST will +# not take place 1.st November at 0:00 o'clock but 1.st November at 24:00 or +# rather Midnight between Thursday and Friday. This does make more sence than +# having it between Wednesday and Thursday (two workdays in Syria) since the +# weekend in Syria is not Saturday and Sunday, but Friday and Saturday. So now +# it is implemented at midnight of the last workday before weekend... +# +# From Steffen Thorsen (2007-10-27): +# Jesper Norgaard Welen wrote: +# +# > "Winter local time in Syria will be observed at midnight of Thursday 1 +# > November 2007, and the clock will be put back 1 hour." +# +# I found confirmation on this in this gov.sy-article (Arabic): +# http://wehda.alwehda.gov.sy/_print_veiw.asp?FileName=12521710520070926111247 +# +# which using Google's translate tools says: +# Council of Ministers also approved the commencement of work on +# identifying the winter time as of Friday, 2/11/2007 where the 60th +# minute delay at midnight Thursday 1/11/2007. +Rule Syria 2007 only - Nov Fri>=1 0:00 0 - + +# From Stephen Colebourne (2008-03-17): +# For everyone's info, I saw an IATA time zone change for [Syria] for +# this month (March 2008) in the last day or so...This is the data IATA +# are now using: +# Country Time Standard --- DST Start --- --- DST End --- DST +# Name Zone Variation Time Date Time Date +# Variation +# Syrian Arab +# Republic SY +0200 2200 03APR08 2100 30SEP08 +0300 +# 2200 02APR09 2100 30SEP09 +0300 +# 2200 01APR10 2100 30SEP10 +0300 + +# From Arthur David Olson (2008-03-17): +# Here's a link to English-language coverage by the Syrian Arab News +# Agency (SANA)... +# <a href="http://www.sana.sy/eng/21/2008/03/11/165173.htm"> +# http://www.sana.sy/eng/21/2008/03/11/165173.htm +# </a>...which reads (in part) "The Cabinet approved the suggestion of the +# Ministry of Electricity to begin daylight savings time on Friday April +# 4th, advancing clocks one hour ahead on midnight of Thursday April 3rd." +# Since Syria is two hours east of UTC, the 2200 and 2100 transition times +# shown above match up with midnight in Syria. + +# From Arthur David Olson (2008-03-18): +# My buest guess at a Syrian rule is "the Friday nearest April 1"; +# coding that involves either using a "Mar Fri>=29" construct that old time zone +# compilers can't handle or having multiple Rules (a la Israel). +# For now, use "Apr Fri>=1", and go with IATA on a uniform Sep 30 end. + +Rule Syria 2008 max - Apr Fri>=1 0:00 1:00 S +Rule Syria 2008 max - Oct 1 0:00 0 - + +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Damascus 2:25:12 - LMT 1920 # Dimashq + 2:00 Syria EE%sT + +# Tajikistan +# From Shanks & Pottenger. +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Dushanbe 4:35:12 - LMT 1924 May 2 + 5:00 - DUST 1930 Jun 21 # Dushanbe Time + 6:00 RussiaAsia DUS%sT 1991 Mar 31 2:00s + 5:00 1:00 DUSST 1991 Sep 9 2:00s + 5:00 - TJT # Tajikistan Time + +# Thailand +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Bangkok 6:42:04 - LMT 1880 + 6:42:04 - BMT 1920 Apr # Bangkok Mean Time + 7:00 - ICT + +# Turkmenistan +# From Shanks & Pottenger. +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Ashgabat 3:53:32 - LMT 1924 May 2 # or Ashkhabad + 4:00 - ASHT 1930 Jun 21 # Ashkhabad Time + 5:00 RussiaAsia ASH%sT 1991 Mar 31 2:00 + 4:00 RussiaAsia ASH%sT 1991 Oct 27 # independence + 4:00 RussiaAsia TM%sT 1992 Jan 19 2:00 + 5:00 - TMT + +# United Arab Emirates +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Dubai 3:41:12 - LMT 1920 + 4:00 - GST + +# Uzbekistan +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Samarkand 4:27:12 - LMT 1924 May 2 + 4:00 - SAMT 1930 Jun 21 # Samarkand Time + 5:00 - SAMT 1981 Apr 1 + 5:00 1:00 SAMST 1981 Oct 1 + 6:00 - TAST 1982 Apr 1 # Tashkent Time + 5:00 RussiaAsia SAM%sT 1991 Sep 1 # independence + 5:00 RussiaAsia UZ%sT 1992 + 5:00 - UZT +Zone Asia/Tashkent 4:37:12 - LMT 1924 May 2 + 5:00 - TAST 1930 Jun 21 # Tashkent Time + 6:00 RussiaAsia TAS%sT 1991 Mar 31 2:00 + 5:00 RussiaAsia TAS%sT 1991 Sep 1 # independence + 5:00 RussiaAsia UZ%sT 1992 + 5:00 - UZT + +# Vietnam + +# From Arthur David Olson (2008-03-18): +# The English-language name of Vietnam's most populous city is "Ho Chi Min City"; +# we use Ho_Chi_Minh below to avoid a name of more than 14 characters. + +# From Shanks & Pottenger: +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Ho_Chi_Minh 7:06:40 - LMT 1906 Jun 9 + 7:06:20 - SMT 1911 Mar 11 0:01 # Saigon MT? + 7:00 - ICT 1912 May + 8:00 - ICT 1931 May + 7:00 - ICT + +# Yemen +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Aden 3:00:48 - LMT 1950 + 3:00 - AST |