1# @(#)asia 8.69 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@elsie.nci.nih.gov for general use in the future). 8 9# From Paul Eggert (2006-03-22): 10# 11# A good source for time zone historical data outside the U.S. is 12# Thomas G. Shanks and Rique Pottenger, The International Atlas (6th edition), 13# San Diego: ACS Publications, Inc. (2003). 14# 15# Gwillim Law writes that a good source 16# for recent time zone data is the International Air Transport 17# Association's Standard Schedules Information Manual (IATA SSIM), 18# published semiannually. Law sent in several helpful summaries 19# of the IATA's data after 1990. 20# 21# Except where otherwise noted, Shanks & Pottenger is the source for 22# entries through 1990, and IATA SSIM is the source for entries afterwards. 23# 24# Another source occasionally used is Edward W. Whitman, World Time Differences, 25# Whitman Publishing Co, 2 Niagara Av, Ealing, London (undated), which 26# I found in the UCLA library. 27# 28# A reliable and entertaining source about time zones is 29# Derek Howse, Greenwich time and longitude, Philip Wilson Publishers (1997). 30# 31# I invented the abbreviations marked `*' in the following table; 32# the rest are from earlier versions of this file, or from other sources. 33# Corrections are welcome! 34# std dst 35# LMT Local Mean Time 36# 2:00 EET EEST Eastern European Time 37# 2:00 IST IDT Israel 38# 3:00 AST ADT Arabia* 39# 3:30 IRST IRDT Iran 40# 4:00 GST Gulf* 41# 5:30 IST India 42# 7:00 ICT Indochina* 43# 7:00 WIT west Indonesia 44# 8:00 CIT central Indonesia 45# 8:00 CST China 46# 9:00 CJT Central Japanese Time (1896/1937)* 47# 9:00 EIT east Indonesia 48# 9:00 JST JDT Japan 49# 9:00 KST KDT Korea 50# 9:30 CST (Australian) Central Standard Time 51# 52# See the `europe' file for Russia and Turkey in Asia. 53 54# From Guy Harris: 55# Incorporates data for Singapore from Robert Elz' asia 1.1, as well as 56# additional information from Tom Yap, Sun Microsystems Intercontinental 57# Technical Support (including a page from the Official Airline Guide - 58# Worldwide Edition). The names for time zones are guesses. 59 60############################################################################### 61 62# These rules are stolen from the `europe' file. 63# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 64Rule EUAsia 1981 max - Mar lastSun 1:00u 1:00 S 65Rule EUAsia 1979 1995 - Sep lastSun 1:00u 0 - 66Rule EUAsia 1996 max - Oct lastSun 1:00u 0 - 67Rule E-EurAsia 1981 max - Mar lastSun 0:00 1:00 S 68Rule E-EurAsia 1979 1995 - Sep lastSun 0:00 0 - 69Rule E-EurAsia 1996 max - Oct lastSun 0:00 0 - 70Rule RussiaAsia 1981 1984 - Apr 1 0:00 1:00 S 71Rule RussiaAsia 1981 1983 - Oct 1 0:00 0 - 72Rule RussiaAsia 1984 1991 - Sep lastSun 2:00s 0 - 73Rule RussiaAsia 1985 1991 - Mar lastSun 2:00s 1:00 S 74Rule RussiaAsia 1992 only - Mar lastSat 23:00 1:00 S 75Rule RussiaAsia 1992 only - Sep lastSat 23:00 0 - 76Rule RussiaAsia 1993 max - Mar lastSun 2:00s 1:00 S 77Rule RussiaAsia 1993 1995 - Sep lastSun 2:00s 0 - 78Rule RussiaAsia 1996 max - Oct lastSun 2:00s 0 - 79 80# From Arthur David Olson (2011-06-15): 81# While Russia abandoned DST in 2011, Armenia may choose to 82# follow Russia's "old" rules. 83 84# Afghanistan 85# Zone NAME GMTOFF RULES FORMAT [UNTIL] 86Zone Asia/Kabul 4:36:48 - LMT 1890 87 4:00 - AFT 1945 88 4:30 - AFT 89 90# Armenia 91# From Paul Eggert (2006-03-22): 92# Shanks & Pottenger have Yerevan switching to 3:00 (with Russian DST) 93# in spring 1991, then to 4:00 with no DST in fall 1995, then 94# readopting Russian DST in 1997. Go with Shanks & Pottenger, even 95# when they disagree with others. Edgar Der-Danieliantz 96# reported (1996-05-04) that Yerevan probably wouldn't use DST 97# in 1996, though it did use DST in 1995. IATA SSIM (1991/1998) reports that 98# Armenia switched from 3:00 to 4:00 in 1998 and observed DST after 1991, 99# but started switching at 3:00s in 1998. 100# Zone NAME GMTOFF RULES FORMAT [UNTIL] 101Zone Asia/Yerevan 2:58:00 - LMT 1924 May 2 102 3:00 - YERT 1957 Mar # Yerevan Time 103 4:00 RussiaAsia YER%sT 1991 Mar 31 2:00s 104 3:00 1:00 YERST 1991 Sep 23 # independence 105 3:00 RussiaAsia AM%sT 1995 Sep 24 2:00s 106 4:00 - AMT 1997 107 4:00 RussiaAsia AM%sT 108 109# Azerbaijan 110# From Rustam Aliyev of the Azerbaijan Internet Forum (2005-10-23): 111# According to the resolution of Cabinet of Ministers, 1997 112# Resolution available at: http://aif.az/docs/daylight_res.pdf 113# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 114Rule Azer 1997 max - Mar lastSun 4:00 1:00 S 115Rule Azer 1997 max - Oct lastSun 5:00 0 - 116# Zone NAME GMTOFF RULES FORMAT [UNTIL] 117Zone Asia/Baku 3:19:24 - LMT 1924 May 2 118 3:00 - BAKT 1957 Mar # Baku Time 119 4:00 RussiaAsia BAK%sT 1991 Mar 31 2:00s 120 3:00 1:00 BAKST 1991 Aug 30 # independence 121 3:00 RussiaAsia AZ%sT 1992 Sep lastSat 23:00 122 4:00 - AZT 1996 # Azerbaijan time 123 4:00 EUAsia AZ%sT 1997 124 4:00 Azer AZ%sT 125 126# Bahrain 127# Zone NAME GMTOFF RULES FORMAT [UNTIL] 128Zone Asia/Bahrain 3:22:20 - LMT 1920 # Al Manamah 129 4:00 - GST 1972 Jun 130 3:00 - AST 131 132# Bangladesh 133# From Alexander Krivenyshev (2009-05-13): 134# According to newspaper Asian Tribune (May 6, 2009) Bangladesh may introduce 135# Daylight Saving Time from June 16 to Sept 30 136# 137# Bangladesh to introduce daylight saving time likely from June 16 138# <a href="http://www.asiantribune.com/?q=node/17288"> 139# http://www.asiantribune.com/?q=node/17288 140# </a> 141# or 142# <a href="http://www.worldtimezone.com/dst_news/dst_news_bangladesh02.html"> 143# http://www.worldtimezone.com/dst_news/dst_news_bangladesh02.html 144# </a> 145# 146# "... Bangladesh government has decided to switch daylight saving time from 147# June 148# 16 till September 30 in a bid to ensure maximum use of daylight to cope with 149# crippling power crisis. " 150# 151# The switch will remain in effect from June 16 to Sept 30 (2009) but if 152# implemented the next year, it will come in force from April 1, 2010 153 154# From Steffen Thorsen (2009-06-02): 155# They have finally decided now, but changed the start date to midnight between 156# the 19th and 20th, and they have not set the end date yet. 157# 158# Some sources: 159# <a href="http://in.reuters.com/article/southAsiaNews/idINIndia-40017620090601"> 160# http://in.reuters.com/article/southAsiaNews/idINIndia-40017620090601 161# </a> 162# <a href="http://bdnews24.com/details.php?id=85889&cid=2"> 163# http://bdnews24.com/details.php?id=85889&cid=2 164# </a> 165# 166# Our wrap-up: 167# <a href="http://www.timeanddate.com/news/time/bangladesh-daylight-saving-2009.html"> 168# http://www.timeanddate.com/news/time/bangladesh-daylight-saving-2009.html 169# </a> 170 171# From A. N. M. Kamrus Saadat (2009-06-15): 172# Finally we've got the official mail regarding DST start time where DST start 173# time is mentioned as Jun 19 2009, 23:00 from BTRC (Bangladesh 174# Telecommunication Regulatory Commission). 175# 176# No DST end date has been announced yet. 177 178# From Alexander Krivenyshev (2009-09-25): 179# Bangladesh won't go back to Standard Time from October 1, 2009, 180# instead it will continue DST measure till the cabinet makes a fresh decision. 181# 182# Following report by same newspaper-"The Daily Star Friday": 183# "DST change awaits cabinet decision-Clock won't go back by 1-hr from Oct 1" 184# <a href="http://www.thedailystar.net/newDesign/news-details.php?nid=107021"> 185# http://www.thedailystar.net/newDesign/news-details.php?nid=107021 186# </a> 187# or 188# <a href="http://www.worldtimezone.com/dst_news/dst_news_bangladesh04.html"> 189# http://www.worldtimezone.com/dst_news/dst_news_bangladesh04.html 190# </a> 191 192# From Steffen Thorsen (2009-10-13): 193# IANS (Indo-Asian News Service) now reports: 194# Bangladesh has decided that the clock advanced by an hour to make 195# maximum use of daylight hours as an energy saving measure would 196# "continue for an indefinite period." 197# 198# One of many places where it is published: 199# <a href="http://www.thaindian.com/newsportal/business/bangladesh-to-continue-indefinitely-with-advanced-time_100259987.html"> 200# http://www.thaindian.com/newsportal/business/bangladesh-to-continue-indefinitely-with-advanced-time_100259987.html 201# </a> 202 203# From Alexander Krivenyshev (2009-12-24): 204# According to Bangladesh newspaper "The Daily Star," 205# Bangladesh will change its clock back to Standard Time on Dec 31, 2009. 206# 207# Clock goes back 1-hr on Dec 31 night. 208# <a href="http://www.thedailystar.net/newDesign/news-details.php?nid=119228"> 209# http://www.thedailystar.net/newDesign/news-details.php?nid=119228 210# </a> 211# and 212# <a href="http://www.worldtimezone.com/dst_news/dst_news_bangladesh05.html"> 213# http://www.worldtimezone.com/dst_news/dst_news_bangladesh05.html 214# </a> 215# 216# "...The government yesterday decided to put the clock back by one hour 217# on December 31 midnight and the new time will continue until March 31, 218# 2010 midnight. The decision came at a cabinet meeting at the Prime 219# Minister's Office last night..." 220 221# From Alexander Krivenyshev (2010-03-22): 222# According to Bangladesh newspaper "The Daily Star," 223# Cabinet cancels Daylight Saving Time 224# <a href="http://www.thedailystar.net/newDesign/latest_news.php?nid=22817"> 225# http://www.thedailystar.net/newDesign/latest_news.php?nid=22817 226# </a> 227# or 228# <a href="http://www.worldtimezone.com/dst_news/dst_news_bangladesh06.html"> 229# http://www.worldtimezone.com/dst_news/dst_news_bangladesh06.html 230# </a> 231 232# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 233Rule Dhaka 2009 only - Jun 19 23:00 1:00 S 234Rule Dhaka 2009 only - Dec 31 23:59 0 - 235 236# Zone NAME GMTOFF RULES FORMAT [UNTIL] 237Zone Asia/Dhaka 6:01:40 - LMT 1890 238 5:53:20 - HMT 1941 Oct # Howrah Mean Time? 239 6:30 - BURT 1942 May 15 # Burma Time 240 5:30 - IST 1942 Sep 241 6:30 - BURT 1951 Sep 30 242 6:00 - DACT 1971 Mar 26 # Dacca Time 243 6:00 - BDT 2009 244 6:00 Dhaka BD%sT 245 246# Bhutan 247# Zone NAME GMTOFF RULES FORMAT [UNTIL] 248Zone Asia/Thimphu 5:58:36 - LMT 1947 Aug 15 # or Thimbu 249 5:30 - IST 1987 Oct 250 6:00 - BTT # Bhutan Time 251 252# British Indian Ocean Territory 253# Whitman and the 1995 CIA time zone map say 5:00, but the 254# 1997 and later maps say 6:00. Assume the switch occurred in 1996. 255# We have no information as to when standard time was introduced; 256# assume it occurred in 1907, the same year as Mauritius (which 257# then contained the Chagos Archipelago). 258# Zone NAME GMTOFF RULES FORMAT [UNTIL] 259Zone Indian/Chagos 4:49:40 - LMT 1907 260 5:00 - IOT 1996 # BIOT Time 261 6:00 - IOT 262 263# Brunei 264# Zone NAME GMTOFF RULES FORMAT [UNTIL] 265Zone Asia/Brunei 7:39:40 - LMT 1926 Mar # Bandar Seri Begawan 266 7:30 - BNT 1933 267 8:00 - BNT 268 269# Burma / Myanmar 270# Zone NAME GMTOFF RULES FORMAT [UNTIL] 271Zone Asia/Rangoon 6:24:40 - LMT 1880 # or Yangon 272 6:24:36 - RMT 1920 # Rangoon Mean Time? 273 6:30 - BURT 1942 May # Burma Time 274 9:00 - JST 1945 May 3 275 6:30 - MMT # Myanmar Time 276 277# Cambodia 278# Zone NAME GMTOFF RULES FORMAT [UNTIL] 279Zone Asia/Phnom_Penh 6:59:40 - LMT 1906 Jun 9 280 7:06:20 - SMT 1911 Mar 11 0:01 # Saigon MT? 281 7:00 - ICT 1912 May 282 8:00 - ICT 1931 May 283 7:00 - ICT 284 285# China 286 287# From Guy Harris: 288# People's Republic of China. Yes, they really have only one time zone. 289 290# From Bob Devine (1988-01-28): 291# No they don't. See TIME mag, 1986-02-17 p.52. Even though 292# China is across 4 physical time zones, before Feb 1, 1986 only the 293# Peking (Bejing) time zone was recognized. Since that date, China 294# has two of 'em -- Peking's and Urumqi (named after the capital of 295# the Xinjiang Uyghur Autonomous Region). I don't know about DST for it. 296# 297# . . .I just deleted the DST table and this editor makes it too 298# painful to suck in another copy.. So, here is what I have for 299# DST start/end dates for Peking's time zone (info from AP): 300# 301# 1986 May 4 - Sept 14 302# 1987 mid-April - ?? 303 304# From U. S. Naval Observatory (1989-01-19): 305# CHINA 8 H AHEAD OF UTC ALL OF CHINA, INCL TAIWAN 306# CHINA 9 H AHEAD OF UTC APR 17 - SEP 10 307 308# From Paul Eggert (2006-03-22): 309# Shanks & Pottenger write that China (except for Hong Kong and Macau) 310# has had a single time zone since 1980 May 1, observing summer DST 311# from 1986 through 1991; this contradicts Devine's 312# note about Time magazine, though apparently _something_ happened in 1986. 313# Go with Shanks & Pottenger for now. I made up names for the other 314# pre-1980 time zones. 315 316# From Shanks & Pottenger: 317# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 318Rule Shang 1940 only - Jun 3 0:00 1:00 D 319Rule Shang 1940 1941 - Oct 1 0:00 0 S 320Rule Shang 1941 only - Mar 16 0:00 1:00 D 321Rule PRC 1986 only - May 4 0:00 1:00 D 322Rule PRC 1986 1991 - Sep Sun>=11 0:00 0 S 323Rule PRC 1987 1991 - Apr Sun>=10 0:00 1:00 D 324 325# From Anthony Fok (2001-12-20): 326# BTW, I did some research on-line and found some info regarding these five 327# historic timezones from some Taiwan websites. And yes, there are official 328# Chinese names for these locales (before 1949). 329# 330# From Jesper Norgaard Welen (2006-07-14): 331# I have investigated the timezones around 1970 on the 332# http://www.astro.com/atlas site [with provinces and county 333# boundaries summarized below].... A few other exceptions were two 334# counties on the Sichuan side of the Xizang-Sichuan border, 335# counties Dege and Baiyu which lies on the Sichuan side and are 336# therefore supposed to be GMT+7, Xizang region being GMT+6, but Dege 337# county is GMT+8 according to astro.com while Baiyu county is GMT+6 338# (could be true), for the moment I am assuming that those two 339# counties are mistakes in the astro.com data. 340 341# From Paul Eggert (2008-02-11): 342# I just now checked Google News for western news sources that talk 343# about China's single time zone, and couldn't find anything before 1986 344# talking about China being in one time zone. (That article was: Jim 345# Mann, "A clumsy embrace for another western custom: China on daylight 346# time--sort of", Los Angeles Times, 1986-05-05. By the way, this 347# article confirms the tz database's data claiming that China began 348# observing daylight saving time in 1986. 349# 350# From Thomas S. Mullaney (2008-02-11): 351# I think you're combining two subjects that need to treated 352# separately: daylight savings (which, you're correct, wasn't 353# implemented until the 1980s) and the unified time zone centered near 354# Beijing (which was implemented in 1949). Briefly, there was also a 355# "Lhasa Time" in Tibet and "Urumqi Time" in Xinjiang. The first was 356# ceased, and the second eventually recognized (again, in the 1980s). 357# 358# From Paul Eggert (2008-06-30): 359# There seems to be a good chance China switched to a single time zone in 1949 360# rather than in 1980 as Shanks & Pottenger have it, but we don't have a 361# reliable documentary source saying so yet, so for now we still go with 362# Shanks & Pottenger. 363 364# Zone NAME GMTOFF RULES FORMAT [UNTIL] 365# Changbai Time ("Long-white Time", Long-white = Heilongjiang area) 366# Heilongjiang (except Mohe county), Jilin 367Zone Asia/Harbin 8:26:44 - LMT 1928 # or Haerbin 368 8:30 - CHAT 1932 Mar # Changbai Time 369 8:00 - CST 1940 370 9:00 - CHAT 1966 May 371 8:30 - CHAT 1980 May 372 8:00 PRC C%sT 373# Zhongyuan Time ("Central plain Time") 374# most of China 375Zone Asia/Shanghai 8:05:52 - LMT 1928 376 8:00 Shang C%sT 1949 377 8:00 PRC C%sT 378# Long-shu Time (probably due to Long and Shu being two names of that area) 379# Guangxi, Guizhou, Hainan, Ningxia, Sichuan, Shaanxi, and Yunnan; 380# most of Gansu; west Inner Mongolia; west Qinghai; and the Guangdong 381# counties Deqing, Enping, Kaiping, Luoding, Taishan, Xinxing, 382# Yangchun, Yangjiang, Yu'nan, and Yunfu. 383Zone Asia/Chongqing 7:06:20 - LMT 1928 # or Chungking 384 7:00 - LONT 1980 May # Long-shu Time 385 8:00 PRC C%sT 386# Xin-zang Time ("Xinjiang-Tibet Time") 387# The Gansu counties Aksay, Anxi, Dunhuang, Subei; west Qinghai; 388# the Guangdong counties Xuwen, Haikang, Suixi, Lianjiang, 389# Zhanjiang, Wuchuan, Huazhou, Gaozhou, Maoming, Dianbai, and Xinyi; 390# east Tibet, including Lhasa, Chamdo, Shigaise, Jimsar, Shawan and Hutubi; 391# east Xinjiang, including Urumqi, Turpan, Karamay, Korla, Minfeng, Jinghe, 392# Wusu, Qiemo, Xinyan, Wulanwusu, Jinghe, Yumin, Tacheng, Tuoli, Emin, 393# Shihezi, Changji, Yanqi, Heshuo, Tuokexun, Tulufan, Shanshan, Hami, 394# Fukang, Kuitun, Kumukuli, Miquan, Qitai, and Turfan. 395Zone Asia/Urumqi 5:50:20 - LMT 1928 # or Urumchi 396 6:00 - URUT 1980 May # Urumqi Time 397 8:00 PRC C%sT 398# Kunlun Time 399# West Tibet, including Pulan, Aheqi, Shufu, Shule; 400# West Xinjiang, including Aksu, Atushi, Yining, Hetian, Cele, Luopu, Nileke, 401# Zhaosu, Tekesi, Gongliu, Chabuchaer, Huocheng, Bole, Pishan, Suiding, 402# and Yarkand. 403 404# From Luther Ma (2009-10-17): 405# Almost all (>99.9%) ethnic Chinese (properly ethnic Han) living in 406# Xinjiang use Chinese Standard Time. Some are aware of Xinjiang time, 407# but have no need of it. All planes, trains, and schools function on 408# what is called "Beijing time." When Han make an appointment in Chinese 409# they implicitly use Beijing time. 410# 411# On the other hand, ethnic Uyghurs, who make up about half the 412# population of Xinjiang, typically use "Xinjiang time" which is two 413# hours behind Beijing time, or UTC +0600. The government of the Xinjiang 414# Uyghur Autonomous Region, (XAUR, or just Xinjiang for short) as well as 415# local governments such as the Urumqi city government use both times in 416# publications, referring to what is popularly called Xinjiang time as 417# "Urumqi time." When Uyghurs make an appointment in the Uyghur language 418# they almost invariably use Xinjiang time. 419# 420# (Their ethnic Han compatriots would typically have no clue of its 421# widespread use, however, because so extremely few of them are fluent in 422# Uyghur, comparable to the number of Anglo-Americans fluent in Navajo.) 423# 424# (...As with the rest of China there was a brief interval ending in 1990 425# or 1991 when summer time was in use. The confusion was severe, with 426# the province not having dual times but four times in use at the same 427# time. Some areas remained on standard Xinjiang time or Beijing time and 428# others moving their clocks ahead.) 429# 430# ...an example of an official website using of Urumqi time. 431# 432# The first few lines of the Google translation of 433# <a href="http://www.fjysgl.gov.cn/show.aspx?id=2379&cid=39"> 434# http://www.fjysgl.gov.cn/show.aspx?id=2379&cid=39 435# </a> 436# (retrieved 2009-10-13) 437# > Urumqi fire seven people are missing the alleged losses of at least 438# > 500 million yuan 439# > 440# > (Reporter Dong Liu) the day before 20:20 or so (Urumqi Time 18:20), 441# > Urumqi City Department of International Plaza Luther Qiantang River 442# > burst fire. As of yesterday, 18:30, Urumqi City Fire officers and men 443# > have worked continuously for 22 hours... 444 445# From Luther Ma (2009-11-19): 446# With the risk of being redundant to previous answers these are the most common 447# English "transliterations" (w/o using non-English symbols): 448# 449# 1. Wulumuqi... 450# 2. Kashi... 451# 3. Urumqi... 452# 4. Kashgar... 453# ... 454# 5. It seems that Uyghurs in Urumqi has been using Xinjiang since at least the 455# 1960's. I know of one Han, now over 50, who grew up in the surrounding 456# countryside and used Xinjiang time as a child. 457# 458# 6. Likewise for Kashgar and the rest of south Xinjiang I don't know of any 459# start date for Xinjiang time. 460# 461# Without having access to local historical records, nor the ability to legally 462# publish them, I would go with October 1, 1949, when Xinjiang became the Uyghur 463# Autonomous Region under the PRC. (Before that Uyghurs, of course, would also 464# not be using Beijing time, but some local time.) 465 466Zone Asia/Kashgar 5:03:56 - LMT 1928 # or Kashi or Kaxgar 467 5:30 - KAST 1940 # Kashgar Time 468 5:00 - KAST 1980 May 469 8:00 PRC C%sT 470 471 472# From Lee Yiu Chung (2009-10-24): 473# I found there are some mistakes for the...DST rule for Hong 474# Kong. [According] to the DST record from Hong Kong Observatory (actually, 475# it is not [an] observatory, but the official meteorological agency of HK, 476# and also serves as the official timing agency), there are some missing 477# and incorrect rules. Although the exact switch over time is missing, I 478# think 3:30 is correct. The official DST record for Hong Kong can be 479# obtained from 480# <a href="http://www.hko.gov.hk/gts/time/Summertime.htm"> 481# http://www.hko.gov.hk/gts/time/Summertime.htm 482# </a>. 483 484# From Arthur David Olson (2009-10-28): 485# Here are the dates given at 486# <a href="http://www.hko.gov.hk/gts/time/Summertime.htm"> 487# http://www.hko.gov.hk/gts/time/Summertime.htm 488# </a> 489# as of 2009-10-28: 490# Year Period 491# 1941 1 Apr to 30 Sep 492# 1942 Whole year 493# 1943 Whole year 494# 1944 Whole year 495# 1945 Whole year 496# 1946 20 Apr to 1 Dec 497# 1947 13 Apr to 30 Dec 498# 1948 2 May to 31 Oct 499# 1949 3 Apr to 30 Oct 500# 1950 2 Apr to 29 Oct 501# 1951 1 Apr to 28 Oct 502# 1952 6 Apr to 25 Oct 503# 1953 5 Apr to 1 Nov 504# 1954 21 Mar to 31 Oct 505# 1955 20 Mar to 6 Nov 506# 1956 18 Mar to 4 Nov 507# 1957 24 Mar to 3 Nov 508# 1958 23 Mar to 2 Nov 509# 1959 22 Mar to 1 Nov 510# 1960 20 Mar to 6 Nov 511# 1961 19 Mar to 5 Nov 512# 1962 18 Mar to 4 Nov 513# 1963 24 Mar to 3 Nov 514# 1964 22 Mar to 1 Nov 515# 1965 18 Apr to 17 Oct 516# 1966 17 Apr to 16 Oct 517# 1967 16 Apr to 22 Oct 518# 1968 21 Apr to 20 Oct 519# 1969 20 Apr to 19 Oct 520# 1970 19 Apr to 18 Oct 521# 1971 18 Apr to 17 Oct 522# 1972 16 Apr to 22 Oct 523# 1973 22 Apr to 21 Oct 524# 1973/74 30 Dec 73 to 20 Oct 74 525# 1975 20 Apr to 19 Oct 526# 1976 18 Apr to 17 Oct 527# 1977 Nil 528# 1978 Nil 529# 1979 13 May to 21 Oct 530# 1980 to Now Nil 531# The page does not give start or end times of day. 532# The page does not give a start date for 1942. 533# The page does not givw an end date for 1945. 534# The Japanese occupation of Hong Kong began on 1941-12-25. 535# The Japanese surrender of Hong Kong was signed 1945-09-15. 536# For lack of anything better, use start of those days as the transition times. 537 538# Hong Kong (Xianggang) 539# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 540Rule HK 1941 only - Apr 1 3:30 1:00 S 541Rule HK 1941 only - Sep 30 3:30 0 - 542Rule HK 1946 only - Apr 20 3:30 1:00 S 543Rule HK 1946 only - Dec 1 3:30 0 - 544Rule HK 1947 only - Apr 13 3:30 1:00 S 545Rule HK 1947 only - Dec 30 3:30 0 - 546Rule HK 1948 only - May 2 3:30 1:00 S 547Rule HK 1948 1951 - Oct lastSun 3:30 0 - 548Rule HK 1952 only - Oct 25 3:30 0 - 549Rule HK 1949 1953 - Apr Sun>=1 3:30 1:00 S 550Rule HK 1953 only - Nov 1 3:30 0 - 551Rule HK 1954 1964 - Mar Sun>=18 3:30 1:00 S 552Rule HK 1954 only - Oct 31 3:30 0 - 553Rule HK 1955 1964 - Nov Sun>=1 3:30 0 - 554Rule HK 1965 1976 - Apr Sun>=16 3:30 1:00 S 555Rule HK 1965 1976 - Oct Sun>=16 3:30 0 - 556Rule HK 1973 only - Dec 30 3:30 1:00 S 557Rule HK 1979 only - May Sun>=8 3:30 1:00 S 558Rule HK 1979 only - Oct Sun>=16 3:30 0 - 559# Zone NAME GMTOFF RULES FORMAT [UNTIL] 560Zone Asia/Hong_Kong 7:36:36 - LMT 1904 Oct 30 561 8:00 HK HK%sT 1941 Dec 25 562 9:00 - JST 1945 Sep 15 563 8:00 HK HK%sT 564 565############################################################################### 566 567# Taiwan 568 569# Shanks & Pottenger write that Taiwan observed DST during 1945, when it 570# was still controlled by Japan. This is hard to believe, but we don't 571# have any other information. 572 573# From smallufo (2010-04-03): 574# According to Taiwan's CWB, 575# <a href="http://www.cwb.gov.tw/V6/astronomy/cdata/summert.htm"> 576# http://www.cwb.gov.tw/V6/astronomy/cdata/summert.htm 577# </a> 578# Taipei has DST in 1979 between July 1st and Sep 30. 579 580# From Arthur David Olson (2010-04-07): 581# Here's Google's translation of the table at the bottom of the "summert.htm" page: 582# Decade Name Start and end date 583# Republic of China 34 years to 40 years (AD 1945-1951 years) Summer Time May 1 to September 30 584# 41 years of the Republic of China (AD 1952) Daylight Saving Time March 1 to October 31 585# Republic of China 42 years to 43 years (AD 1953-1954 years) Daylight Saving Time April 1 to October 31 586# In the 44 years to 45 years (AD 1955-1956 years) Daylight Saving Time April 1 to September 30 587# Republic of China 46 years to 48 years (AD 1957-1959) Summer Time April 1 to September 30 588# Republic of China 49 years to 50 years (AD 1960-1961) Summer Time June 1 to September 30 589# Republic of China 51 years to 62 years (AD 1962-1973 years) Stop Summer Time 590# Republic of China 63 years to 64 years (1974-1975 AD) Daylight Saving Time April 1 to September 30 591# Republic of China 65 years to 67 years (1976-1978 AD) Stop Daylight Saving Time 592# Republic of China 68 years (AD 1979) Daylight Saving Time July 1 to September 30 593# Republic of China since 69 years (AD 1980) Stop Daylight Saving Time 594 595# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 596Rule Taiwan 1945 1951 - May 1 0:00 1:00 D 597Rule Taiwan 1945 1951 - Oct 1 0:00 0 S 598Rule Taiwan 1952 only - Mar 1 0:00 1:00 D 599Rule Taiwan 1952 1954 - Nov 1 0:00 0 S 600Rule Taiwan 1953 1959 - Apr 1 0:00 1:00 D 601Rule Taiwan 1955 1961 - Oct 1 0:00 0 S 602Rule Taiwan 1960 1961 - Jun 1 0:00 1:00 D 603Rule Taiwan 1974 1975 - Apr 1 0:00 1:00 D 604Rule Taiwan 1974 1975 - Oct 1 0:00 0 S 605Rule Taiwan 1979 only - Jun 30 0:00 1:00 D 606Rule Taiwan 1979 only - Sep 30 0:00 0 S 607 608# Zone NAME GMTOFF RULES FORMAT [UNTIL] 609Zone Asia/Taipei 8:06:00 - LMT 1896 # or Taibei or T'ai-pei 610 8:00 Taiwan C%sT 611 612# Macau (Macao, Aomen) 613# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 614Rule Macau 1961 1962 - Mar Sun>=16 3:30 1:00 S 615Rule Macau 1961 1964 - Nov Sun>=1 3:30 0 - 616Rule Macau 1963 only - Mar Sun>=16 0:00 1:00 S 617Rule Macau 1964 only - Mar Sun>=16 3:30 1:00 S 618Rule Macau 1965 only - Mar Sun>=16 0:00 1:00 S 619Rule Macau 1965 only - Oct 31 0:00 0 - 620Rule Macau 1966 1971 - Apr Sun>=16 3:30 1:00 S 621Rule Macau 1966 1971 - Oct Sun>=16 3:30 0 - 622Rule Macau 1972 1974 - Apr Sun>=15 0:00 1:00 S 623Rule Macau 1972 1973 - Oct Sun>=15 0:00 0 - 624Rule Macau 1974 1977 - Oct Sun>=15 3:30 0 - 625Rule Macau 1975 1977 - Apr Sun>=15 3:30 1:00 S 626Rule Macau 1978 1980 - Apr Sun>=15 0:00 1:00 S 627Rule Macau 1978 1980 - Oct Sun>=15 0:00 0 - 628# Zone NAME GMTOFF RULES FORMAT [UNTIL] 629Zone Asia/Macau 7:34:20 - LMT 1912 630 8:00 Macau MO%sT 1999 Dec 20 # return to China 631 8:00 PRC C%sT 632 633 634############################################################################### 635 636# Cyprus 637# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 638Rule Cyprus 1975 only - Apr 13 0:00 1:00 S 639Rule Cyprus 1975 only - Oct 12 0:00 0 - 640Rule Cyprus 1976 only - May 15 0:00 1:00 S 641Rule Cyprus 1976 only - Oct 11 0:00 0 - 642Rule Cyprus 1977 1980 - Apr Sun>=1 0:00 1:00 S 643Rule Cyprus 1977 only - Sep 25 0:00 0 - 644Rule Cyprus 1978 only - Oct 2 0:00 0 - 645Rule Cyprus 1979 1997 - Sep lastSun 0:00 0 - 646Rule Cyprus 1981 1998 - Mar lastSun 0:00 1:00 S 647# Zone NAME GMTOFF RULES FORMAT [UNTIL] 648Zone Asia/Nicosia 2:13:28 - LMT 1921 Nov 14 649 2:00 Cyprus EE%sT 1998 Sep 650 2:00 EUAsia EE%sT 651# IATA SSIM (1998-09) has Cyprus using EU rules for the first time. 652 653# Classically, Cyprus belongs to Asia; e.g. see Herodotus, Histories, I.72. 654# However, for various reasons many users expect to find it under Europe. 655Link Asia/Nicosia Europe/Nicosia 656 657# Georgia 658# From Paul Eggert (1994-11-19): 659# Today's _Economist_ (p 60) reports that Georgia moved its clocks forward 660# an hour recently, due to a law proposed by Zurab Murvanidze, 661# an MP who went on a hunger strike for 11 days to force discussion about it! 662# We have no details, but we'll guess they didn't move the clocks back in fall. 663# 664# From Mathew Englander, quoting AP (1996-10-23 13:05-04): 665# Instead of putting back clocks at the end of October, Georgia 666# will stay on daylight savings time this winter to save energy, 667# President Eduard Shevardnadze decreed Wednesday. 668# 669# From the BBC via Joseph S. Myers (2004-06-27): 670# 671# Georgia moved closer to Western Europe on Sunday... The former Soviet 672# republic has changed its time zone back to that of Moscow. As a result it 673# is now just four hours ahead of Greenwich Mean Time, rather than five hours 674# ahead. The switch was decreed by the pro-Western president of Georgia, 675# Mikhail Saakashvili, who said the change was partly prompted by the process 676# of integration into Europe. 677 678# From Teimuraz Abashidze (2005-11-07): 679# Government of Georgia ... decided to NOT CHANGE daylight savings time on 680# [Oct.] 30, as it was done before during last more than 10 years. 681# Currently, we are in fact GMT +4:00, as before 30 October it was GMT 682# +3:00.... The problem is, there is NO FORMAL LAW or governmental document 683# about it. As far as I can find, I was told, that there is no document, 684# because we just DIDN'T ISSUE document about switching to winter time.... 685# I don't know what can be done, especially knowing that some years ago our 686# DST rules where changed THREE TIMES during one month. 687 688 689# Zone NAME GMTOFF RULES FORMAT [UNTIL] 690Zone Asia/Tbilisi 2:59:16 - LMT 1880 691 2:59:16 - TBMT 1924 May 2 # Tbilisi Mean Time 692 3:00 - TBIT 1957 Mar # Tbilisi Time 693 4:00 RussiaAsia TBI%sT 1991 Mar 31 2:00s 694 3:00 1:00 TBIST 1991 Apr 9 # independence 695 3:00 RussiaAsia GE%sT 1992 # Georgia Time 696 3:00 E-EurAsia GE%sT 1994 Sep lastSun 697 4:00 E-EurAsia GE%sT 1996 Oct lastSun 698 4:00 1:00 GEST 1997 Mar lastSun 699 4:00 E-EurAsia GE%sT 2004 Jun 27 700 3:00 RussiaAsia GE%sT 2005 Mar lastSun 2:00 701 4:00 - GET 702 703# East Timor 704 705# See Indonesia for the 1945 transition. 706 707# From Joao Carrascalao, brother of the former governor of East Timor, in 708# <a href="http://etan.org/et99c/december/26-31/30ETMAY.htm"> 709# East Timor may be late for its millennium 710# </a> (1999-12-26/31): 711# Portugal tried to change the time forward in 1974 because the sun 712# rises too early but the suggestion raised a lot of problems with the 713# Timorese and I still don't think it would work today because it 714# conflicts with their way of life. 715 716# From Paul Eggert (2000-12-04): 717# We don't have any record of the above attempt. 718# Most likely our records are incomplete, but we have no better data. 719 720# <a href="http://www.hri.org/news/world/undh/last/00-08-16.undh.html"> 721# From Manoel de Almeida e Silva, Deputy Spokesman for the UN Secretary-General 722# (2000-08-16)</a>: 723# The Cabinet of the East Timor Transition Administration decided 724# today to advance East Timor's time by one hour. The time change, 725# which will be permanent, with no seasonal adjustment, will happen at 726# midnight on Saturday, September 16. 727 728# Zone NAME GMTOFF RULES FORMAT [UNTIL] 729Zone Asia/Dili 8:22:20 - LMT 1912 730 8:00 - TLT 1942 Feb 21 23:00 # E Timor Time 731 9:00 - JST 1945 Sep 23 732 9:00 - TLT 1976 May 3 733 8:00 - CIT 2000 Sep 17 00:00 734 9:00 - TLT 735 736# India 737# Zone NAME GMTOFF RULES FORMAT [UNTIL] 738Zone Asia/Kolkata 5:53:28 - LMT 1880 # Kolkata 739 5:53:20 - HMT 1941 Oct # Howrah Mean Time? 740 6:30 - BURT 1942 May 15 # Burma Time 741 5:30 - IST 1942 Sep 742 5:30 1:00 IST 1945 Oct 15 743 5:30 - IST 744# The following are like Asia/Kolkata: 745# Andaman Is 746# Lakshadweep (Laccadive, Minicoy and Amindivi Is) 747# Nicobar Is 748 749# Indonesia 750# 751# From Gwillim Law (2001-05-28), overriding Shanks & Pottenger: 752# <http://www.sumatera-inc.com/go_to_invest/about_indonesia.asp#standtime> 753# says that Indonesia's time zones changed on 1988-01-01. Looking at some 754# time zone maps, I think that must refer to Western Borneo (Kalimantan Barat 755# and Kalimantan Tengah) switching from UTC+8 to UTC+7. 756# 757# From Paul Eggert (2007-03-10): 758# Here is another correction to Shanks & Pottenger. 759# JohnTWB writes that Japanese forces did not surrender control in 760# Indonesia until 1945-09-01 00:00 at the earliest (in Jakarta) and 761# other formal surrender ceremonies were September 9, 11, and 13, plus 762# September 12 for the regional surrender to Mountbatten in Singapore. 763# These would be the earliest possible times for a change. 764# Regimes horaires pour le monde entier, by Henri Le Corre, (Editions 765# Traditionnelles, 1987, Paris) says that Java and Madura switched 766# from JST to UTC+07:30 on 1945-09-23, and gives 1944-09-01 for Jayapura 767# (Hollandia). For now, assume all Indonesian locations other than Jayapura 768# switched on 1945-09-23. 769# 770# Zone NAME GMTOFF RULES FORMAT [UNTIL] 771Zone Asia/Jakarta 7:07:12 - LMT 1867 Aug 10 772# Shanks & Pottenger say the next transition was at 1924 Jan 1 0:13, 773# but this must be a typo. 774 7:07:12 - JMT 1923 Dec 31 23:47:12 # Jakarta 775 7:20 - JAVT 1932 Nov # Java Time 776 7:30 - WIT 1942 Mar 23 777 9:00 - JST 1945 Sep 23 778 7:30 - WIT 1948 May 779 8:00 - WIT 1950 May 780 7:30 - WIT 1964 781 7:00 - WIT 782Zone Asia/Pontianak 7:17:20 - LMT 1908 May 783 7:17:20 - PMT 1932 Nov # Pontianak MT 784 7:30 - WIT 1942 Jan 29 785 9:00 - JST 1945 Sep 23 786 7:30 - WIT 1948 May 787 8:00 - WIT 1950 May 788 7:30 - WIT 1964 789 8:00 - CIT 1988 Jan 1 790 7:00 - WIT 791Zone Asia/Makassar 7:57:36 - LMT 1920 792 7:57:36 - MMT 1932 Nov # Macassar MT 793 8:00 - CIT 1942 Feb 9 794 9:00 - JST 1945 Sep 23 795 8:00 - CIT 796Zone Asia/Jayapura 9:22:48 - LMT 1932 Nov 797 9:00 - EIT 1944 Sep 1 798 9:30 - CST 1964 799 9:00 - EIT 800 801# Iran 802 803# From Roozbeh Pournader (2003-03-15): 804# This is an English translation of what I just found (originally in Persian). 805# The Gregorian dates in brackets are mine: 806# 807# Official Newspaper No. 13548-1370/6/25 [1991-09-16] 808# No. 16760/T233 H 1370/6/10 [1991-09-01] 809# 810# The Rule About Change of the Official Time of the Country 811# 812# The Board of Ministers, in the meeting dated 1370/5/23 [1991-08-14], 813# based on the suggestion number 2221/D dated 1370/4/22 [1991-07-13] 814# of the Country's Organization for Official and Employment Affairs, 815# and referring to the law for equating the working hours of workers 816# and officers in the whole country dated 1359/4/23 [1980-07-14], and 817# for synchronizing the official times of the country, agreed that: 818# 819# The official time of the country will should move forward one hour 820# at the 24[:00] hours of the first day of Farvardin and should return 821# to its previous state at the 24[:00] hours of the 30th day of 822# Shahrivar. 823# 824# First Deputy to the President - Hassan Habibi 825# 826# From personal experience, that agrees with what has been followed 827# for at least the last 5 years. Before that, for a few years, the 828# date used was the first Thursday night of Farvardin and the last 829# Thursday night of Shahrivar, but I can't give exact dates.... 830# I have also changed the abbreviations to what is considered correct 831# here in Iran, IRST for regular time and IRDT for daylight saving time. 832# 833# From Roozbeh Pournader (2005-04-05): 834# The text of the Iranian law, in effect since 1925, clearly mentions 835# that the true solar year is the measure, and there is no arithmetic 836# leap year calculation involved. There has never been any serious 837# plan to change that law.... 838# 839# From Paul Eggert (2006-03-22): 840# Go with Shanks & Pottenger before Sept. 1991, and with Pournader thereafter. 841# I used Ed Reingold's cal-persia in GNU Emacs 21.2 to check Persian dates, 842# stopping after 2037 when 32-bit time_t's overflow. 843# That cal-persia used Birashk's approximation, which disagrees with the solar 844# calendar predictions for the year 2025, so I corrected those dates by hand. 845# 846# From Oscar van Vlijmen (2005-03-30), writing about future 847# discrepancies between cal-persia and the Iranian calendar: 848# For 2091 solar-longitude-after yields 2091-03-20 08:40:07.7 UT for 849# the vernal equinox and that gets so close to 12:00 some local 850# Iranian time that the definition of the correct location needs to be 851# known exactly, amongst other factors. 2157 is even closer: 852# 2157-03-20 08:37:15.5 UT. But the Gregorian year 2025 should give 853# no interpretation problem whatsoever. By the way, another instant 854# in the near future where there will be a discrepancy between 855# arithmetical and astronomical Iranian calendars will be in 2058: 856# vernal equinox on 2058-03-20 09:03:05.9 UT. The Java version of 857# Reingold's/Dershowitz' calculator gives correctly the Gregorian date 858# 2058-03-21 for 1 Farvardin 1437 (astronomical). 859# 860# From Steffen Thorsen (2006-03-22): 861# Several of my users have reported that Iran will not observe DST anymore: 862# http://www.irna.ir/en/news/view/line-17/0603193812164948.htm 863# 864# From Reuters (2007-09-16), with a heads-up from Jesper Norgaard Welen: 865# ... the Guardian Council ... approved a law on Sunday to re-introduce 866# daylight saving time ... 867# http://uk.reuters.com/article/oilRpt/idUKBLA65048420070916 868# 869# From Roozbeh Pournader (2007-11-05): 870# This is quoted from Official Gazette of the Islamic Republic of 871# Iran, Volume 63, Number 18242, dated Tuesday 1386/6/24 872# [2007-10-16]. I am doing the best translation I can:... 873# The official time of the country will be moved forward for one hour 874# on the 24 hours of the first day of the month of Farvardin and will 875# be changed back to its previous state on the 24 hours of the 876# thirtieth day of Shahrivar. 877# 878# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 879Rule Iran 1978 1980 - Mar 21 0:00 1:00 D 880Rule Iran 1978 only - Oct 21 0:00 0 S 881Rule Iran 1979 only - Sep 19 0:00 0 S 882Rule Iran 1980 only - Sep 23 0:00 0 S 883Rule Iran 1991 only - May 3 0:00 1:00 D 884Rule Iran 1992 1995 - Mar 22 0:00 1:00 D 885Rule Iran 1991 1995 - Sep 22 0:00 0 S 886Rule Iran 1996 only - Mar 21 0:00 1:00 D 887Rule Iran 1996 only - Sep 21 0:00 0 S 888Rule Iran 1997 1999 - Mar 22 0:00 1:00 D 889Rule Iran 1997 1999 - Sep 22 0:00 0 S 890Rule Iran 2000 only - Mar 21 0:00 1:00 D 891Rule Iran 2000 only - Sep 21 0:00 0 S 892Rule Iran 2001 2003 - Mar 22 0:00 1:00 D 893Rule Iran 2001 2003 - Sep 22 0:00 0 S 894Rule Iran 2004 only - Mar 21 0:00 1:00 D 895Rule Iran 2004 only - Sep 21 0:00 0 S 896Rule Iran 2005 only - Mar 22 0:00 1:00 D 897Rule Iran 2005 only - Sep 22 0:00 0 S 898Rule Iran 2008 only - Mar 21 0:00 1:00 D 899Rule Iran 2008 only - Sep 21 0:00 0 S 900Rule Iran 2009 2011 - Mar 22 0:00 1:00 D 901Rule Iran 2009 2011 - Sep 22 0:00 0 S 902Rule Iran 2012 only - Mar 21 0:00 1:00 D 903Rule Iran 2012 only - Sep 21 0:00 0 S 904Rule Iran 2013 2015 - Mar 22 0:00 1:00 D 905Rule Iran 2013 2015 - Sep 22 0:00 0 S 906Rule Iran 2016 only - Mar 21 0:00 1:00 D 907Rule Iran 2016 only - Sep 21 0:00 0 S 908Rule Iran 2017 2019 - Mar 22 0:00 1:00 D 909Rule Iran 2017 2019 - Sep 22 0:00 0 S 910Rule Iran 2020 only - Mar 21 0:00 1:00 D 911Rule Iran 2020 only - Sep 21 0:00 0 S 912Rule Iran 2021 2023 - Mar 22 0:00 1:00 D 913Rule Iran 2021 2023 - Sep 22 0:00 0 S 914Rule Iran 2024 only - Mar 21 0:00 1:00 D 915Rule Iran 2024 only - Sep 21 0:00 0 S 916Rule Iran 2025 2027 - Mar 22 0:00 1:00 D 917Rule Iran 2025 2027 - Sep 22 0:00 0 S 918Rule Iran 2028 2029 - Mar 21 0:00 1:00 D 919Rule Iran 2028 2029 - Sep 21 0:00 0 S 920Rule Iran 2030 2031 - Mar 22 0:00 1:00 D 921Rule Iran 2030 2031 - Sep 22 0:00 0 S 922Rule Iran 2032 2033 - Mar 21 0:00 1:00 D 923Rule Iran 2032 2033 - Sep 21 0:00 0 S 924Rule Iran 2034 2035 - Mar 22 0:00 1:00 D 925Rule Iran 2034 2035 - Sep 22 0:00 0 S 926Rule Iran 2036 2037 - Mar 21 0:00 1:00 D 927Rule Iran 2036 2037 - Sep 21 0:00 0 S 928# Zone NAME GMTOFF RULES FORMAT [UNTIL] 929Zone Asia/Tehran 3:25:44 - LMT 1916 930 3:25:44 - TMT 1946 # Tehran Mean Time 931 3:30 - IRST 1977 Nov 932 4:00 Iran IR%sT 1979 933 3:30 Iran IR%sT 934 935 936# Iraq 937# 938# From Jonathan Lennox (2000-06-12): 939# An article in this week's Economist ("Inside the Saddam-free zone", p. 50 in 940# the U.S. edition) on the Iraqi Kurds contains a paragraph: 941# "The three northern provinces ... switched their clocks this spring and 942# are an hour ahead of Baghdad." 943# 944# But Rives McDow (2000-06-18) quotes a contact in Iraqi-Kurdistan as follows: 945# In the past, some Kurdish nationalists, as a protest to the Iraqi 946# Government, did not adhere to daylight saving time. They referred 947# to daylight saving as Saddam time. But, as of today, the time zone 948# in Iraqi-Kurdistan is on standard time with Baghdad, Iraq. 949# 950# So we'll ignore the Economist's claim. 951 952# From Steffen Thorsen (2008-03-10): 953# The cabinet in Iraq abolished DST last week, according to the following 954# news sources (in Arabic): 955# <a href="http://www.aljeeran.net/wesima_articles/news-20080305-98602.html"> 956# http://www.aljeeran.net/wesima_articles/news-20080305-98602.html 957# </a> 958# <a href="http://www.aswataliraq.info/look/article.tpl?id=2047&IdLanguage=17&IdPublication=4&NrArticle=71743&NrIssue=1&NrSection=10"> 959# http://www.aswataliraq.info/look/article.tpl?id=2047&IdLanguage=17&IdPublication=4&NrArticle=71743&NrIssue=1&NrSection=10 960# </a> 961# 962# We have published a short article in English about the change: 963# <a href="http://www.timeanddate.com/news/time/iraq-dumps-daylight-saving.html"> 964# http://www.timeanddate.com/news/time/iraq-dumps-daylight-saving.html 965# </a> 966 967# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 968Rule Iraq 1982 only - May 1 0:00 1:00 D 969Rule Iraq 1982 1984 - Oct 1 0:00 0 S 970Rule Iraq 1983 only - Mar 31 0:00 1:00 D 971Rule Iraq 1984 1985 - Apr 1 0:00 1:00 D 972Rule Iraq 1985 1990 - Sep lastSun 1:00s 0 S 973Rule Iraq 1986 1990 - Mar lastSun 1:00s 1:00 D 974# IATA SSIM (1991/1996) says Apr 1 12:01am UTC; guess the `:01' is a typo. 975# Shanks & Pottenger say Iraq did not observe DST 1992/1997; ignore this. 976# 977Rule Iraq 1991 2007 - Apr 1 3:00s 1:00 D 978Rule Iraq 1991 2007 - Oct 1 3:00s 0 S 979# Zone NAME GMTOFF RULES FORMAT [UNTIL] 980Zone Asia/Baghdad 2:57:40 - LMT 1890 981 2:57:36 - BMT 1918 # Baghdad Mean Time? 982 3:00 - AST 1982 May 983 3:00 Iraq A%sT 984 985 986############################################################################### 987 988# Israel 989 990# From Ephraim Silverberg (2001-01-11): 991# 992# I coined "IST/IDT" circa 1988. Until then there were three 993# different abbreviations in use: 994# 995# JST Jerusalem Standard Time [Danny Braniss, Hebrew University] 996# IZT Israel Zonal (sic) Time [Prof. Haim Papo, Technion] 997# EEST Eastern Europe Standard Time [used by almost everyone else] 998# 999# Since timezones should be called by country and not capital cities, 1000# I ruled out JST. As Israel is in Asia Minor and not Eastern Europe, 1001# EEST was equally unacceptable. Since "zonal" was not compatible with 1002# any other timezone abbreviation, I felt that 'IST' was the way to go 1003# and, indeed, it has received almost universal acceptance in timezone 1004# settings in Israeli computers. 1005# 1006# In any case, I am happy to share timezone abbreviations with India, 1007# high on my favorite-country list (and not only because my wife's 1008# family is from India). 1009 1010# From Shanks & Pottenger: 1011# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 1012Rule Zion 1940 only - Jun 1 0:00 1:00 D 1013Rule Zion 1942 1944 - Nov 1 0:00 0 S 1014Rule Zion 1943 only - Apr 1 2:00 1:00 D 1015Rule Zion 1944 only - Apr 1 0:00 1:00 D 1016Rule Zion 1945 only - Apr 16 0:00 1:00 D 1017Rule Zion 1945 only - Nov 1 2:00 0 S 1018Rule Zion 1946 only - Apr 16 2:00 1:00 D 1019Rule Zion 1946 only - Nov 1 0:00 0 S 1020Rule Zion 1948 only - May 23 0:00 2:00 DD 1021Rule Zion 1948 only - Sep 1 0:00 1:00 D 1022Rule Zion 1948 1949 - Nov 1 2:00 0 S 1023Rule Zion 1949 only - May 1 0:00 1:00 D 1024Rule Zion 1950 only - Apr 16 0:00 1:00 D 1025Rule Zion 1950 only - Sep 15 3:00 0 S 1026Rule Zion 1951 only - Apr 1 0:00 1:00 D 1027Rule Zion 1951 only - Nov 11 3:00 0 S 1028Rule Zion 1952 only - Apr 20 2:00 1:00 D 1029Rule Zion 1952 only - Oct 19 3:00 0 S 1030Rule Zion 1953 only - Apr 12 2:00 1:00 D 1031Rule Zion 1953 only - Sep 13 3:00 0 S 1032Rule Zion 1954 only - Jun 13 0:00 1:00 D 1033Rule Zion 1954 only - Sep 12 0:00 0 S 1034Rule Zion 1955 only - Jun 11 2:00 1:00 D 1035Rule Zion 1955 only - Sep 11 0:00 0 S 1036Rule Zion 1956 only - Jun 3 0:00 1:00 D 1037Rule Zion 1956 only - Sep 30 3:00 0 S 1038Rule Zion 1957 only - Apr 29 2:00 1:00 D 1039Rule Zion 1957 only - Sep 22 0:00 0 S 1040Rule Zion 1974 only - Jul 7 0:00 1:00 D 1041Rule Zion 1974 only - Oct 13 0:00 0 S 1042Rule Zion 1975 only - Apr 20 0:00 1:00 D 1043Rule Zion 1975 only - Aug 31 0:00 0 S 1044Rule Zion 1985 only - Apr 14 0:00 1:00 D 1045Rule Zion 1985 only - Sep 15 0:00 0 S 1046Rule Zion 1986 only - May 18 0:00 1:00 D 1047Rule Zion 1986 only - Sep 7 0:00 0 S 1048Rule Zion 1987 only - Apr 15 0:00 1:00 D 1049Rule Zion 1987 only - Sep 13 0:00 0 S 1050Rule Zion 1988 only - Apr 9 0:00 1:00 D 1051Rule Zion 1988 only - Sep 3 0:00 0 S 1052 1053# From Ephraim Silverberg 1054# (1997-03-04, 1998-03-16, 1998-12-28, 2000-01-17, 2000-07-25, 2004-12-22, 1055# and 2005-02-17): 1056 1057# According to the Office of the Secretary General of the Ministry of 1058# Interior, there is NO set rule for Daylight-Savings/Standard time changes. 1059# One thing is entrenched in law, however: that there must be at least 150 1060# days of daylight savings time annually. From 1993-1998, the change to 1061# daylight savings time was on a Friday morning from midnight IST to 1062# 1 a.m IDT; up until 1998, the change back to standard time was on a 1063# Saturday night from midnight daylight savings time to 11 p.m. standard 1064# time. 1996 is an exception to this rule where the change back to standard 1065# time took place on Sunday night instead of Saturday night to avoid 1066# conflicts with the Jewish New Year. In 1999, the change to 1067# daylight savings time was still on a Friday morning but from 1068# 2 a.m. IST to 3 a.m. IDT; furthermore, the change back to standard time 1069# was also on a Friday morning from 2 a.m. IDT to 1 a.m. IST for 1070# 1999 only. In the year 2000, the change to daylight savings time was 1071# similar to 1999, but although the change back will be on a Friday, it 1072# will take place from 1 a.m. IDT to midnight IST. Starting in 2001, all 1073# changes to/from will take place at 1 a.m. old time, but now there is no 1074# rule as to what day of the week it will take place in as the start date 1075# (except in 2003) is the night after the Passover Seder (i.e. the eve 1076# of the 16th of Nisan in the lunar Hebrew calendar) and the end date 1077# (except in 2002) is three nights before Yom Kippur [Day of Atonement] 1078# (the eve of the 7th of Tishrei in the lunar Hebrew calendar). 1079 1080# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 1081Rule Zion 1989 only - Apr 30 0:00 1:00 D 1082Rule Zion 1989 only - Sep 3 0:00 0 S 1083Rule Zion 1990 only - Mar 25 0:00 1:00 D 1084Rule Zion 1990 only - Aug 26 0:00 0 S 1085Rule Zion 1991 only - Mar 24 0:00 1:00 D 1086Rule Zion 1991 only - Sep 1 0:00 0 S 1087Rule Zion 1992 only - Mar 29 0:00 1:00 D 1088Rule Zion 1992 only - Sep 6 0:00 0 S 1089Rule Zion 1993 only - Apr 2 0:00 1:00 D 1090Rule Zion 1993 only - Sep 5 0:00 0 S 1091 1092# The dates for 1994-1995 were obtained from Office of the Spokeswoman for the 1093# Ministry of Interior, Jerusalem, Israel. The spokeswoman can be reached by 1094# calling the office directly at 972-2-6701447 or 972-2-6701448. 1095 1096# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 1097Rule Zion 1994 only - Apr 1 0:00 1:00 D 1098Rule Zion 1994 only - Aug 28 0:00 0 S 1099Rule Zion 1995 only - Mar 31 0:00 1:00 D 1100Rule Zion 1995 only - Sep 3 0:00 0 S 1101 1102# The dates for 1996 were determined by the Minister of Interior of the 1103# time, Haim Ramon. The official announcement regarding 1996-1998 1104# (with the dates for 1997-1998 no longer being relevant) can be viewed at: 1105# 1106# ftp://ftp.cs.huji.ac.il/pub/tz/announcements/1996-1998.ramon.ps.gz 1107# 1108# The dates for 1997-1998 were altered by his successor, Rabbi Eli Suissa. 1109# 1110# The official announcements for the years 1997-1999 can be viewed at: 1111# 1112# ftp://ftp.cs.huji.ac.il/pub/tz/announcements/YYYY.ps.gz 1113# 1114# where YYYY is the relevant year. 1115 1116# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 1117Rule Zion 1996 only - Mar 15 0:00 1:00 D 1118Rule Zion 1996 only - Sep 16 0:00 0 S 1119Rule Zion 1997 only - Mar 21 0:00 1:00 D 1120Rule Zion 1997 only - Sep 14 0:00 0 S 1121Rule Zion 1998 only - Mar 20 0:00 1:00 D 1122Rule Zion 1998 only - Sep 6 0:00 0 S 1123Rule Zion 1999 only - Apr 2 2:00 1:00 D 1124Rule Zion 1999 only - Sep 3 2:00 0 S 1125 1126# The Knesset Interior Committee has changed the dates for 2000 for 1127# the third time in just over a year and have set new dates for the 1128# years 2001-2004 as well. 1129# 1130# The official announcement for the start date of 2000 can be viewed at: 1131# 1132# ftp://ftp.cs.huji.ac.il/pub/tz/announcements/2000-start.ps.gz 1133# 1134# The official announcement for the end date of 2000 and the dates 1135# for the years 2001-2004 can be viewed at: 1136# 1137# ftp://ftp.cs.huji.ac.il/pub/tz/announcements/2000-2004.ps.gz 1138 1139# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 1140Rule Zion 2000 only - Apr 14 2:00 1:00 D 1141Rule Zion 2000 only - Oct 6 1:00 0 S 1142Rule Zion 2001 only - Apr 9 1:00 1:00 D 1143Rule Zion 2001 only - Sep 24 1:00 0 S 1144Rule Zion 2002 only - Mar 29 1:00 1:00 D 1145Rule Zion 2002 only - Oct 7 1:00 0 S 1146Rule Zion 2003 only - Mar 28 1:00 1:00 D 1147Rule Zion 2003 only - Oct 3 1:00 0 S 1148Rule Zion 2004 only - Apr 7 1:00 1:00 D 1149Rule Zion 2004 only - Sep 22 1:00 0 S 1150 1151# The proposed law agreed upon by the Knesset Interior Committee on 1152# 2005-02-14 is that, for 2005 and beyond, DST starts at 02:00 the 1153# last Friday before April 2nd (i.e. the last Friday in March or April 1154# 1st itself if it falls on a Friday) and ends at 02:00 on the Saturday 1155# night _before_ the fast of Yom Kippur. 1156# 1157# Those who can read Hebrew can view the announcement at: 1158# 1159# ftp://ftp.cs.huji.ac.il/pub/tz/announcements/2005+beyond.ps 1160 1161# From Paul Eggert (2005-02-22): 1162# I used Ephraim Silverberg's dst-israel.el program 1163# <ftp://ftp.cs.huji.ac.il/pub/tz/software/dst-israel.el> (2005-02-20) 1164# along with Ed Reingold's cal-hebrew in GNU Emacs 21.4, 1165# to generate the transitions in this list. 1166# (I replaced "lastFri" with "Fri>=26" by hand.) 1167# The spring transitions below all correspond to the following Rule: 1168# 1169# Rule Zion 2005 max - Mar Fri>=26 2:00 1:00 D 1170# 1171# but older zic implementations (e.g., Solaris 8) do not support 1172# "Fri>=26" to mean April 1 in years like 2005, so for now we list the 1173# springtime transitions explicitly. 1174 1175# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 1176Rule Zion 2005 only - Apr 1 2:00 1:00 D 1177Rule Zion 2005 only - Oct 9 2:00 0 S 1178Rule Zion 2006 2010 - Mar Fri>=26 2:00 1:00 D 1179Rule Zion 2006 only - Oct 1 2:00 0 S 1180Rule Zion 2007 only - Sep 16 2:00 0 S 1181Rule Zion 2008 only - Oct 5 2:00 0 S 1182Rule Zion 2009 only - Sep 27 2:00 0 S 1183Rule Zion 2010 only - Sep 12 2:00 0 S 1184Rule Zion 2011 only - Apr 1 2:00 1:00 D 1185Rule Zion 2011 only - Oct 2 2:00 0 S 1186Rule Zion 2012 2015 - Mar Fri>=26 2:00 1:00 D 1187Rule Zion 2012 only - Sep 23 2:00 0 S 1188Rule Zion 2013 only - Sep 8 2:00 0 S 1189Rule Zion 2014 only - Sep 28 2:00 0 S 1190Rule Zion 2015 only - Sep 20 2:00 0 S 1191Rule Zion 2016 only - Apr 1 2:00 1:00 D 1192Rule Zion 2016 only - Oct 9 2:00 0 S 1193Rule Zion 2017 2021 - Mar Fri>=26 2:00 1:00 D 1194Rule Zion 2017 only - Sep 24 2:00 0 S 1195Rule Zion 2018 only - Sep 16 2:00 0 S 1196Rule Zion 2019 only - Oct 6 2:00 0 S 1197Rule Zion 2020 only - Sep 27 2:00 0 S 1198Rule Zion 2021 only - Sep 12 2:00 0 S 1199Rule Zion 2022 only - Apr 1 2:00 1:00 D 1200Rule Zion 2022 only - Oct 2 2:00 0 S 1201Rule Zion 2023 2032 - Mar Fri>=26 2:00 1:00 D 1202Rule Zion 2023 only - Sep 24 2:00 0 S 1203Rule Zion 2024 only - Oct 6 2:00 0 S 1204Rule Zion 2025 only - Sep 28 2:00 0 S 1205Rule Zion 2026 only - Sep 20 2:00 0 S 1206Rule Zion 2027 only - Oct 10 2:00 0 S 1207Rule Zion 2028 only - Sep 24 2:00 0 S 1208Rule Zion 2029 only - Sep 16 2:00 0 S 1209Rule Zion 2030 only - Oct 6 2:00 0 S 1210Rule Zion 2031 only - Sep 21 2:00 0 S 1211Rule Zion 2032 only - Sep 12 2:00 0 S 1212Rule Zion 2033 only - Apr 1 2:00 1:00 D 1213Rule Zion 2033 only - Oct 2 2:00 0 S 1214Rule Zion 2034 2037 - Mar Fri>=26 2:00 1:00 D 1215Rule Zion 2034 only - Sep 17 2:00 0 S 1216Rule Zion 2035 only - Oct 7 2:00 0 S 1217Rule Zion 2036 only - Sep 28 2:00 0 S 1218Rule Zion 2037 only - Sep 13 2:00 0 S 1219 1220# Zone NAME GMTOFF RULES FORMAT [UNTIL] 1221Zone Asia/Jerusalem 2:20:56 - LMT 1880 1222 2:20:40 - JMT 1918 # Jerusalem Mean Time? 1223 2:00 Zion I%sT 1224 1225 1226 1227############################################################################### 1228 1229# Japan 1230 1231# `9:00' and `JST' is from Guy Harris. 1232 1233# From Paul Eggert (1995-03-06): 1234# Today's _Asahi Evening News_ (page 4) reports that Japan had 1235# daylight saving between 1948 and 1951, but ``the system was discontinued 1236# because the public believed it would lead to longer working hours.'' 1237 1238# From Mayumi Negishi in the 2005-08-10 Japan Times 1239# <http://www.japantimes.co.jp/cgi-bin/getarticle.pl5?nn20050810f2.htm>: 1240# Occupation authorities imposed daylight-saving time on Japan on 1241# [1948-05-01].... But lack of prior debate and the execution of 1242# daylight-saving time just three days after the bill was passed generated 1243# deep hatred of the concept.... The Diet unceremoniously passed a bill to 1244# dump the unpopular system in October 1951, less than a month after the San 1245# Francisco Peace Treaty was signed. (A government poll in 1951 showed 53% 1246# of the Japanese wanted to scrap daylight-saving time, as opposed to 30% who 1247# wanted to keep it.) 1248 1249# From Paul Eggert (2006-03-22): 1250# Shanks & Pottenger write that DST in Japan during those years was as follows: 1251# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 1252Rule Japan 1948 only - May Sun>=1 2:00 1:00 D 1253Rule Japan 1948 1951 - Sep Sat>=8 2:00 0 S 1254Rule Japan 1949 only - Apr Sun>=1 2:00 1:00 D 1255Rule Japan 1950 1951 - May Sun>=1 2:00 1:00 D 1256# but the only locations using it (for birth certificates, presumably, since 1257# their audience is astrologers) were US military bases. For now, assume 1258# that for most purposes daylight-saving time was observed; otherwise, what 1259# would have been the point of the 1951 poll? 1260 1261# From Hideyuki Suzuki (1998-11-09): 1262# 'Tokyo' usually stands for the former location of Tokyo Astronomical 1263# Observatory: E 139 44' 40".90 (9h 18m 58s.727), N 35 39' 16".0. 1264# This data is from 'Rika Nenpyou (Chronological Scientific Tables) 1996' 1265# edited by National Astronomical Observatory of Japan.... 1266# JST (Japan Standard Time) has been used since 1888-01-01 00:00 (JST). 1267# The law is enacted on 1886-07-07. 1268 1269# From Hideyuki Suzuki (1998-11-16): 1270# The ordinance No. 51 (1886) established "standard time" in Japan, 1271# which stands for the time on E 135 degree. 1272# In the ordinance No. 167 (1895), "standard time" was renamed to "central 1273# standard time". And the same ordinance also established "western standard 1274# time", which stands for the time on E 120 degree.... But "western standard 1275# time" was abolished in the ordinance No. 529 (1937). In the ordinance No. 1276# 167, there is no mention regarding for what place western standard time is 1277# standard.... 1278# 1279# I wrote "ordinance" above, but I don't know how to translate. 1280# In Japanese it's "chokurei", which means ordinance from emperor. 1281 1282# Shanks & Pottenger claim JST in use since 1896, and that a few 1283# places (e.g. Ishigaki) use +0800; go with Suzuki. Guess that all 1284# ordinances took effect on Jan 1. 1285 1286# Zone NAME GMTOFF RULES FORMAT [UNTIL] 1287Zone Asia/Tokyo 9:18:59 - LMT 1887 Dec 31 15:00u 1288 9:00 - JST 1896 1289 9:00 - CJT 1938 1290 9:00 Japan J%sT 1291# Since 1938, all Japanese possessions have been like Asia/Tokyo. 1292 1293# Jordan 1294# 1295# From <a href="http://star.arabia.com/990701/JO9.html"> 1296# Jordan Week (1999-07-01) </a> via Steffen Thorsen (1999-09-09): 1297# Clocks in Jordan were forwarded one hour on Wednesday at midnight, 1298# in accordance with the government's decision to implement summer time 1299# all year round. 1300# 1301# From <a href="http://star.arabia.com/990930/JO9.html"> 1302# Jordan Week (1999-09-30) </a> via Steffen Thorsen (1999-11-09): 1303# Winter time starts today Thursday, 30 September. Clocks will be turned back 1304# by one hour. This is the latest government decision and it's final! 1305# The decision was taken because of the increase in working hours in 1306# government's departments from six to seven hours. 1307# 1308# From Paul Eggert (2005-11-22): 1309# Starting 2003 transitions are from Steffen Thorsen's web site timeanddate.com. 1310# 1311# From Steffen Thorsen (2005-11-23): 1312# For Jordan I have received multiple independent user reports every year 1313# about DST end dates, as the end-rule is different every year. 1314# 1315# From Steffen Thorsen (2006-10-01), after a heads-up from Hilal Malawi: 1316# http://www.petranews.gov.jo/nepras/2006/Sep/05/4000.htm 1317# "Jordan will switch to winter time on Friday, October 27". 1318# 1319 1320# From Phil Pizzey (2009-04-02): 1321# ...I think I may have spotted an error in the timezone data for 1322# Jordan. 1323# The current (2009d) asia file shows Jordan going to daylight 1324# saving 1325# time on the last Thursday in March. 1326# 1327# Rule Jordan 2000 max - Mar lastThu 0:00s 1:00 S 1328# 1329# However timeanddate.com, which I usually find reliable, shows Jordan 1330# going to daylight saving time on the last Friday in March since 2002. 1331# Please see 1332# <a href="http://www.timeanddate.com/worldclock/timezone.html?n=11"> 1333# http://www.timeanddate.com/worldclock/timezone.html?n=11 1334# </a> 1335 1336# From Steffen Thorsen (2009-04-02): 1337# This single one might be good enough, (2009-03-24, Arabic): 1338# <a href="http://petra.gov.jo/Artical.aspx?Lng=2&Section=8&Artical=95279"> 1339# http://petra.gov.jo/Artical.aspx?Lng=2&Section=8&Artical=95279 1340# </a> 1341# 1342# Google's translation: 1343# 1344# > The Council of Ministers decided in 2002 to adopt the principle of timely 1345# > submission of the summer at 60 minutes as of midnight on the last Thursday 1346# > of the month of March of each year. 1347# 1348# So - this means the midnight between Thursday and Friday since 2002. 1349 1350# From Arthur David Olson (2009-04-06): 1351# We still have Jordan switching to DST on Thursdays in 2000 and 2001. 1352 1353# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 1354Rule Jordan 1973 only - Jun 6 0:00 1:00 S 1355Rule Jordan 1973 1975 - Oct 1 0:00 0 - 1356Rule Jordan 1974 1977 - May 1 0:00 1:00 S 1357Rule Jordan 1976 only - Nov 1 0:00 0 - 1358Rule Jordan 1977 only - Oct 1 0:00 0 - 1359Rule Jordan 1978 only - Apr 30 0:00 1:00 S 1360Rule Jordan 1978 only - Sep 30 0:00 0 - 1361Rule Jordan 1985 only - Apr 1 0:00 1:00 S 1362Rule Jordan 1985 only - Oct 1 0:00 0 - 1363Rule Jordan 1986 1988 - Apr Fri>=1 0:00 1:00 S 1364Rule Jordan 1986 1990 - Oct Fri>=1 0:00 0 - 1365Rule Jordan 1989 only - May 8 0:00 1:00 S 1366Rule Jordan 1990 only - Apr 27 0:00 1:00 S 1367Rule Jordan 1991 only - Apr 17 0:00 1:00 S 1368Rule Jordan 1991 only - Sep 27 0:00 0 - 1369Rule Jordan 1992 only - Apr 10 0:00 1:00 S 1370Rule Jordan 1992 1993 - Oct Fri>=1 0:00 0 - 1371Rule Jordan 1993 1998 - Apr Fri>=1 0:00 1:00 S 1372Rule Jordan 1994 only - Sep Fri>=15 0:00 0 - 1373Rule Jordan 1995 1998 - Sep Fri>=15 0:00s 0 - 1374Rule Jordan 1999 only - Jul 1 0:00s 1:00 S 1375Rule Jordan 1999 2002 - Sep lastFri 0:00s 0 - 1376Rule Jordan 2000 2001 - Mar lastThu 0:00s 1:00 S 1377Rule Jordan 2002 max - Mar lastThu 24:00 1:00 S 1378Rule Jordan 2003 only - Oct 24 0:00s 0 - 1379Rule Jordan 2004 only - Oct 15 0:00s 0 - 1380Rule Jordan 2005 only - Sep lastFri 0:00s 0 - 1381Rule Jordan 2006 max - Oct lastFri 0:00s 0 - 1382# Zone NAME GMTOFF RULES FORMAT [UNTIL] 1383Zone Asia/Amman 2:23:44 - LMT 1931 1384 2:00 Jordan EE%sT 1385 1386 1387# Kazakhstan 1388 1389# From Paul Eggert (1996-11-22): 1390# Andrew Evtichov (1996-04-13) writes that Kazakhstan 1391# stayed in sync with Moscow after 1990, and that Aqtobe (formerly Aktyubinsk) 1392# and Aqtau (formerly Shevchenko) are the largest cities in their zones. 1393# Guess that Aqtau and Aqtobe diverged in 1995, since that's the first time 1394# IATA SSIM mentions a third time zone in Kazakhstan. 1395 1396# From Paul Eggert (2006-03-22): 1397# German Iofis, ELSI, Almaty (2001-10-09) reports that Kazakhstan uses 1398# RussiaAsia rules, instead of switching at 00:00 as the IATA has it. 1399# Go with Shanks & Pottenger, who have them always using RussiaAsia rules. 1400# Also go with the following claims of Shanks & Pottenger: 1401# 1402# - Kazakhstan did not observe DST in 1991. 1403# - Qyzylorda switched from +5:00 to +6:00 on 1992-01-19 02:00. 1404# - Oral switched from +5:00 to +4:00 in spring 1989. 1405 1406# <a href="http://www.kazsociety.org.uk/news/2005/03/30.htm"> 1407# From Kazakhstan Embassy's News Bulletin #11 (2005-03-21): 1408# </a> 1409# The Government of Kazakhstan passed a resolution March 15 abolishing 1410# daylight saving time citing lack of economic benefits and health 1411# complications coupled with a decrease in productivity. 1412# 1413# From Branislav Kojic (in Astana) via Gwillim Law (2005-06-28): 1414# ... what happened was that the former Kazakhstan Eastern time zone 1415# was "blended" with the Central zone. Therefore, Kazakhstan now has 1416# two time zones, and difference between them is one hour. The zone 1417# closer to UTC is the former Western zone (probably still called the 1418# same), encompassing four provinces in the west: Aqtobe, Atyrau, 1419# Mangghystau, and West Kazakhstan. The other zone encompasses 1420# everything else.... I guess that would make Kazakhstan time zones 1421# de jure UTC+5 and UTC+6 respectively. 1422 1423# 1424# Zone NAME GMTOFF RULES FORMAT [UNTIL] 1425# 1426# Almaty (formerly Alma-Ata), representing most locations in Kazakhstan 1427Zone Asia/Almaty 5:07:48 - LMT 1924 May 2 # or Alma-Ata 1428 5:00 - ALMT 1930 Jun 21 # Alma-Ata Time 1429 6:00 RussiaAsia ALM%sT 1991 1430 6:00 - ALMT 1992 1431 6:00 RussiaAsia ALM%sT 2005 Mar 15 1432 6:00 - ALMT 1433# Qyzylorda (aka Kyzylorda, Kizilorda, Kzyl-Orda, etc.) 1434Zone Asia/Qyzylorda 4:21:52 - LMT 1924 May 2 1435 4:00 - KIZT 1930 Jun 21 # Kizilorda Time 1436 5:00 - KIZT 1981 Apr 1 1437 5:00 1:00 KIZST 1981 Oct 1 1438 6:00 - KIZT 1982 Apr 1 1439 5:00 RussiaAsia KIZ%sT 1991 1440 5:00 - KIZT 1991 Dec 16 # independence 1441 5:00 - QYZT 1992 Jan 19 2:00 1442 6:00 RussiaAsia QYZ%sT 2005 Mar 15 1443 6:00 - QYZT 1444# Aqtobe (aka Aktobe, formerly Akt'ubinsk) 1445Zone Asia/Aqtobe 3:48:40 - LMT 1924 May 2 1446 4:00 - AKTT 1930 Jun 21 # Aktyubinsk Time 1447 5:00 - AKTT 1981 Apr 1 1448 5:00 1:00 AKTST 1981 Oct 1 1449 6:00 - AKTT 1982 Apr 1 1450 5:00 RussiaAsia AKT%sT 1991 1451 5:00 - AKTT 1991 Dec 16 # independence 1452 5:00 RussiaAsia AQT%sT 2005 Mar 15 # Aqtobe Time 1453 5:00 - AQTT 1454# Mangghystau 1455# Aqtau was not founded until 1963, but it represents an inhabited region, 1456# so include time stamps before 1963. 1457Zone Asia/Aqtau 3:21:04 - LMT 1924 May 2 1458 4:00 - FORT 1930 Jun 21 # Fort Shevchenko T 1459 5:00 - FORT 1963 1460 5:00 - SHET 1981 Oct 1 # Shevchenko Time 1461 6:00 - SHET 1982 Apr 1 1462 5:00 RussiaAsia SHE%sT 1991 1463 5:00 - SHET 1991 Dec 16 # independence 1464 5:00 RussiaAsia AQT%sT 1995 Mar lastSun 2:00 # Aqtau Time 1465 4:00 RussiaAsia AQT%sT 2005 Mar 15 1466 5:00 - AQTT 1467# West Kazakhstan 1468Zone Asia/Oral 3:25:24 - LMT 1924 May 2 # or Ural'sk 1469 4:00 - URAT 1930 Jun 21 # Ural'sk time 1470 5:00 - URAT 1981 Apr 1 1471 5:00 1:00 URAST 1981 Oct 1 1472 6:00 - URAT 1982 Apr 1 1473 5:00 RussiaAsia URA%sT 1989 Mar 26 2:00 1474 4:00 RussiaAsia URA%sT 1991 1475 4:00 - URAT 1991 Dec 16 # independence 1476 4:00 RussiaAsia ORA%sT 2005 Mar 15 # Oral Time 1477 5:00 - ORAT 1478 1479# Kyrgyzstan (Kirgizstan) 1480# Transitions through 1991 are from Shanks & Pottenger. 1481 1482# From Paul Eggert (2005-08-15): 1483# According to an article dated today in the Kyrgyzstan Development Gateway 1484# <http://eng.gateway.kg/cgi-bin/page.pl?id=1&story_name=doc9979.shtml> 1485# Kyrgyzstan is canceling the daylight saving time system. I take the article 1486# to mean that they will leave their clocks at 6 hours ahead of UTC. 1487# From Malik Abdugaliev (2005-09-21): 1488# Our government cancels daylight saving time 6th of August 2005. 1489# From 2005-08-12 our GMT-offset is +6, w/o any daylight saving. 1490 1491# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 1492Rule Kyrgyz 1992 1996 - Apr Sun>=7 0:00s 1:00 S 1493Rule Kyrgyz 1992 1996 - Sep lastSun 0:00 0 - 1494Rule Kyrgyz 1997 2005 - Mar lastSun 2:30 1:00 S 1495Rule Kyrgyz 1997 2004 - Oct lastSun 2:30 0 - 1496# Zone NAME GMTOFF RULES FORMAT [UNTIL] 1497Zone Asia/Bishkek 4:58:24 - LMT 1924 May 2 1498 5:00 - FRUT 1930 Jun 21 # Frunze Time 1499 6:00 RussiaAsia FRU%sT 1991 Mar 31 2:00s 1500 5:00 1:00 FRUST 1991 Aug 31 2:00 # independence 1501 5:00 Kyrgyz KG%sT 2005 Aug 12 # Kyrgyzstan Time 1502 6:00 - KGT 1503 1504############################################################################### 1505 1506# Korea (North and South) 1507 1508# From Annie I. Bang (2006-07-10) in 1509# <http://www.koreaherald.co.kr/SITE/data/html_dir/2006/07/10/200607100012.asp>: 1510# The Ministry of Commerce, Industry and Energy has already 1511# commissioned a research project [to reintroduce DST] and has said 1512# the system may begin as early as 2008.... Korea ran a daylight 1513# saving program from 1949-61 but stopped it during the 1950-53 Korean War. 1514 1515# From Shanks & Pottenger: 1516# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 1517Rule ROK 1960 only - May 15 0:00 1:00 D 1518Rule ROK 1960 only - Sep 13 0:00 0 S 1519Rule ROK 1987 1988 - May Sun>=8 0:00 1:00 D 1520Rule ROK 1987 1988 - Oct Sun>=8 0:00 0 S 1521 1522# Zone NAME GMTOFF RULES FORMAT [UNTIL] 1523Zone Asia/Seoul 8:27:52 - LMT 1890 1524 8:30 - KST 1904 Dec 1525 9:00 - KST 1928 1526 8:30 - KST 1932 1527 9:00 - KST 1954 Mar 21 1528 8:00 ROK K%sT 1961 Aug 10 1529 8:30 - KST 1968 Oct 1530 9:00 ROK K%sT 1531Zone Asia/Pyongyang 8:23:00 - LMT 1890 1532 8:30 - KST 1904 Dec 1533 9:00 - KST 1928 1534 8:30 - KST 1932 1535 9:00 - KST 1954 Mar 21 1536 8:00 - KST 1961 Aug 10 1537 9:00 - KST 1538 1539############################################################################### 1540 1541# Kuwait 1542# Zone NAME GMTOFF RULES FORMAT [UNTIL] 1543# From the Arab Times (2007-03-14): 1544# The Civil Service Commission (CSC) has approved a proposal forwarded 1545# by MP Ahmad Baqer on implementing the daylight saving time (DST) in 1546# Kuwait starting from April until the end of Sept this year, reports Al-Anba. 1547# <http://www.arabtimesonline.com/arabtimes/kuwait/Viewdet.asp?ID=9950>. 1548# From Paul Eggert (2007-03-29): 1549# We don't know the details, or whether the approval means it'll happen, 1550# so for now we assume no DST. 1551Zone Asia/Kuwait 3:11:56 - LMT 1950 1552 3:00 - AST 1553 1554# Laos 1555# Zone NAME GMTOFF RULES FORMAT [UNTIL] 1556Zone Asia/Vientiane 6:50:24 - LMT 1906 Jun 9 # or Viangchan 1557 7:06:20 - SMT 1911 Mar 11 0:01 # Saigon MT? 1558 7:00 - ICT 1912 May 1559 8:00 - ICT 1931 May 1560 7:00 - ICT 1561 1562# Lebanon 1563# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 1564Rule Lebanon 1920 only - Mar 28 0:00 1:00 S 1565Rule Lebanon 1920 only - Oct 25 0:00 0 - 1566Rule Lebanon 1921 only - Apr 3 0:00 1:00 S 1567Rule Lebanon 1921 only - Oct 3 0:00 0 - 1568Rule Lebanon 1922 only - Mar 26 0:00 1:00 S 1569Rule Lebanon 1922 only - Oct 8 0:00 0 - 1570Rule Lebanon 1923 only - Apr 22 0:00 1:00 S 1571Rule Lebanon 1923 only - Sep 16 0:00 0 - 1572Rule Lebanon 1957 1961 - May 1 0:00 1:00 S 1573Rule Lebanon 1957 1961 - Oct 1 0:00 0 - 1574Rule Lebanon 1972 only - Jun 22 0:00 1:00 S 1575Rule Lebanon 1972 1977 - Oct 1 0:00 0 - 1576Rule Lebanon 1973 1977 - May 1 0:00 1:00 S 1577Rule Lebanon 1978 only - Apr 30 0:00 1:00 S 1578Rule Lebanon 1978 only - Sep 30 0:00 0 - 1579Rule Lebanon 1984 1987 - May 1 0:00 1:00 S 1580Rule Lebanon 1984 1991 - Oct 16 0:00 0 - 1581Rule Lebanon 1988 only - Jun 1 0:00 1:00 S 1582Rule Lebanon 1989 only - May 10 0:00 1:00 S 1583Rule Lebanon 1990 1992 - May 1 0:00 1:00 S 1584Rule Lebanon 1992 only - Oct 4 0:00 0 - 1585Rule Lebanon 1993 max - Mar lastSun 0:00 1:00 S 1586Rule Lebanon 1993 1998 - Sep lastSun 0:00 0 - 1587Rule Lebanon 1999 max - Oct lastSun 0:00 0 - 1588# Zone NAME GMTOFF RULES FORMAT [UNTIL] 1589Zone Asia/Beirut 2:22:00 - LMT 1880 1590 2:00 Lebanon EE%sT 1591 1592# Malaysia 1593# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 1594Rule NBorneo 1935 1941 - Sep 14 0:00 0:20 TS # one-Third Summer 1595Rule NBorneo 1935 1941 - Dec 14 0:00 0 - 1596# 1597# peninsular Malaysia 1598# The data here are taken from Mok Ly Yng (2003-10-30) 1599# <http://www.math.nus.edu.sg/aslaksen/teaching/timezone.html>. 1600# Zone NAME GMTOFF RULES FORMAT [UNTIL] 1601Zone Asia/Kuala_Lumpur 6:46:46 - LMT 1901 Jan 1 1602 6:55:25 - SMT 1905 Jun 1 # Singapore M.T. 1603 7:00 - MALT 1933 Jan 1 # Malaya Time 1604 7:00 0:20 MALST 1936 Jan 1 1605 7:20 - MALT 1941 Sep 1 1606 7:30 - MALT 1942 Feb 16 1607 9:00 - JST 1945 Sep 12 1608 7:30 - MALT 1982 Jan 1 1609 8:00 - MYT # Malaysia Time 1610# Sabah & Sarawak 1611# From Paul Eggert (2006-03-22): 1612# The data here are mostly from Shanks & Pottenger, but the 1942, 1945 and 1982 1613# transition dates are from Mok Ly Yng. 1614# Zone NAME GMTOFF RULES FORMAT [UNTIL] 1615Zone Asia/Kuching 7:21:20 - LMT 1926 Mar 1616 7:30 - BORT 1933 # Borneo Time 1617 8:00 NBorneo BOR%sT 1942 Feb 16 1618 9:00 - JST 1945 Sep 12 1619 8:00 - BORT 1982 Jan 1 1620 8:00 - MYT 1621 1622# Maldives 1623# Zone NAME GMTOFF RULES FORMAT [UNTIL] 1624Zone Indian/Maldives 4:54:00 - LMT 1880 # Male 1625 4:54:00 - MMT 1960 # Male Mean Time 1626 5:00 - MVT # Maldives Time 1627 1628# Mongolia 1629 1630# Shanks & Pottenger say that Mongolia has three time zones, but 1631# usno1995 and the CIA map Standard Time Zones of the World (2005-03) 1632# both say that it has just one. 1633 1634# From Oscar van Vlijmen (1999-12-11): 1635# <a href="http://www.mongoliatourism.gov.mn/general.htm"> 1636# General Information Mongolia 1637# </a> (1999-09) 1638# "Time: Mongolia has two time zones. Three westernmost provinces of 1639# Bayan-Ulgii, Uvs, and Hovd are one hour earlier than the capital city, and 1640# the rest of the country follows the Ulaanbaatar time, which is UTC/GMT plus 1641# eight hours." 1642 1643# From Rives McDow (1999-12-13): 1644# Mongolia discontinued the use of daylight savings time in 1999; 1998 1645# being the last year it was implemented. The dates of implementation I am 1646# unsure of, but most probably it was similar to Russia, except for the time 1647# of implementation may have been different.... 1648# Some maps in the past have indicated that there was an additional time 1649# zone in the eastern part of Mongolia, including the provinces of Dornod, 1650# Suhbaatar, and possibly Khentij. 1651 1652# From Paul Eggert (1999-12-15): 1653# Naming and spelling is tricky in Mongolia. 1654# We'll use Hovd (also spelled Chovd and Khovd) to represent the west zone; 1655# the capital of the Hovd province is sometimes called Hovd, sometimes Dund-Us, 1656# and sometimes Jirgalanta (with variant spellings), but the name Hovd 1657# is good enough for our purposes. 1658 1659# From Rives McDow (2001-05-13): 1660# In addition to Mongolia starting daylight savings as reported earlier 1661# (adopted DST on 2001-04-27 02:00 local time, ending 2001-09-28), 1662# there are three time zones. 1663# 1664# Provinces [at 7:00]: Bayan-ulgii, Uvs, Khovd, Zavkhan, Govi-Altai 1665# Provinces [at 8:00]: Khovsgol, Bulgan, Arkhangai, Khentii, Tov, 1666# Bayankhongor, Ovorkhangai, Dundgovi, Dornogovi, Omnogovi 1667# Provinces [at 9:00]: Dornod, Sukhbaatar 1668# 1669# [The province of Selenge is omitted from the above lists.] 1670 1671# From Ganbold Ts., Ulaanbaatar (2004-04-17): 1672# Daylight saving occurs at 02:00 local time last Saturday of March. 1673# It will change back to normal at 02:00 local time last Saturday of 1674# September.... As I remember this rule was changed in 2001. 1675# 1676# From Paul Eggert (2004-04-17): 1677# For now, assume Rives McDow's informant got confused about Friday vs 1678# Saturday, and that his 2001 dates should have 1 added to them. 1679 1680# From Paul Eggert (2005-07-26): 1681# We have wildly conflicting information about Mongolia's time zones. 1682# Bill Bonnet (2005-05-19) reports that the US Embassy in Ulaanbaatar says 1683# there is only one time zone and that DST is observed, citing Microsoft 1684# Windows XP as the source. Risto Nykanen (2005-05-16) reports that 1685# travelmongolia.org says there are two time zones (UTC+7, UTC+8) with no DST. 1686# Oscar van Vlijmen (2005-05-20) reports that the Mongolian Embassy in 1687# Washington, DC says there are two time zones, with DST observed. 1688# He also found 1689# <http://ubpost.mongolnews.mn/index.php?subaction=showcomments&id=1111634894&archive=&start_from=&ucat=1&> 1690# which also says that there is DST, and which has a comment by "Toddius" 1691# (2005-03-31 06:05 +0700) saying "Mongolia actually has 3.5 time zones. 1692# The West (OLGII) is +7 GMT, most of the country is ULAT is +8 GMT 1693# and some Eastern provinces are +9 GMT but Sukhbaatar Aimag is SUHK +8.5 GMT. 1694# The SUKH timezone is new this year, it is one of the few things the 1695# parliament passed during the tumultuous winter session." 1696# For now, let's ignore this information, until we have more confirmation. 1697 1698# From Ganbold Ts. (2007-02-26): 1699# Parliament of Mongolia has just changed the daylight-saving rule in February. 1700# They decided not to adopt daylight-saving time.... 1701# http://www.mongolnews.mn/index.php?module=unuudur&sec=view&id=15742 1702 1703# From Deborah Goldsmith (2008-03-30): 1704# We received a bug report claiming that the tz database UTC offset for 1705# Asia/Choibalsan (GMT+09:00) is incorrect, and that it should be GMT 1706# +08:00 instead. Different sources appear to disagree with the tz 1707# database on this, e.g.: 1708# 1709# <a href="http://www.timeanddate.com/worldclock/city.html?n=1026"> 1710# http://www.timeanddate.com/worldclock/city.html?n=1026 1711# </a> 1712# <a href="http://www.worldtimeserver.com/current_time_in_MN.aspx"> 1713# http://www.worldtimeserver.com/current_time_in_MN.aspx 1714# </a> 1715# 1716# both say GMT+08:00. 1717 1718# From Steffen Thorsen (2008-03-31): 1719# eznis airways, which operates several domestic flights, has a flight 1720# schedule here: 1721# <a href="http://www.eznis.com/Container.jsp?id=112"> 1722# http://www.eznis.com/Container.jsp?id=112 1723# </a> 1724# (click the English flag for English) 1725# 1726# There it appears that flights between Choibalsan and Ulaanbatar arrive 1727# about 1:35 - 1:50 hours later in local clock time, no matter the 1728# direction, while Ulaanbaatar-Khvod takes 2 hours in the Eastern 1729# direction and 3:35 back, which indicates that Ulaanbatar and Khvod are 1730# in different time zones (like we know about), while Choibalsan and 1731# Ulaanbatar are in the same time zone (correction needed). 1732 1733# From Arthur David Olson (2008-05-19): 1734# Assume that Choibalsan is indeed offset by 8:00. 1735# XXX--in the absence of better information, assume that transition 1736# was at the start of 2008-03-31 (the day of Steffen Thorsen's report); 1737# this is almost surely wrong. 1738 1739# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 1740Rule Mongol 1983 1984 - Apr 1 0:00 1:00 S 1741Rule Mongol 1983 only - Oct 1 0:00 0 - 1742# Shanks & Pottenger and IATA SSIM say 1990s switches occurred at 00:00, 1743# but McDow says the 2001 switches occurred at 02:00. Also, IATA SSIM 1744# (1996-09) says 1996-10-25. Go with Shanks & Pottenger through 1998. 1745# 1746# Shanks & Pottenger say that the Sept. 1984 through Sept. 1990 switches 1747# in Choibalsan (more precisely, in Dornod and Sukhbaatar) took place 1748# at 02:00 standard time, not at 00:00 local time as in the rest of 1749# the country. That would be odd, and possibly is a result of their 1750# correction of 02:00 (in the previous edition) not being done correctly 1751# in the latest edition; so ignore it for now. 1752 1753Rule Mongol 1985 1998 - Mar lastSun 0:00 1:00 S 1754Rule Mongol 1984 1998 - Sep lastSun 0:00 0 - 1755# IATA SSIM (1999-09) says Mongolia no longer observes DST. 1756Rule Mongol 2001 only - Apr lastSat 2:00 1:00 S 1757Rule Mongol 2001 2006 - Sep lastSat 2:00 0 - 1758Rule Mongol 2002 2006 - Mar lastSat 2:00 1:00 S 1759 1760# Zone NAME GMTOFF RULES FORMAT [UNTIL] 1761# Hovd, a.k.a. Chovd, Dund-Us, Dzhargalant, Khovd, Jirgalanta 1762Zone Asia/Hovd 6:06:36 - LMT 1905 Aug 1763 6:00 - HOVT 1978 # Hovd Time 1764 7:00 Mongol HOV%sT 1765# Ulaanbaatar, a.k.a. Ulan Bataar, Ulan Bator, Urga 1766Zone Asia/Ulaanbaatar 7:07:32 - LMT 1905 Aug 1767 7:00 - ULAT 1978 # Ulaanbaatar Time 1768 8:00 Mongol ULA%sT 1769# Choibalsan, a.k.a. Bajan Tuemen, Bajan Tumen, Chojbalsan, 1770# Choybalsan, Sanbejse, Tchoibalsan 1771Zone Asia/Choibalsan 7:38:00 - LMT 1905 Aug 1772 7:00 - ULAT 1978 1773 8:00 - ULAT 1983 Apr 1774 9:00 Mongol CHO%sT 2008 Mar 31 # Choibalsan Time 1775 8:00 Mongol CHO%sT 1776 1777# Nepal 1778# Zone NAME GMTOFF RULES FORMAT [UNTIL] 1779Zone Asia/Kathmandu 5:41:16 - LMT 1920 1780 5:30 - IST 1986 1781 5:45 - NPT # Nepal Time 1782 1783# Oman 1784# Zone NAME GMTOFF RULES FORMAT [UNTIL] 1785Zone Asia/Muscat 3:54:20 - LMT 1920 1786 4:00 - GST 1787 1788# Pakistan 1789 1790# From Rives McDow (2002-03-13): 1791# I have been advised that Pakistan has decided to adopt dst on a 1792# TRIAL basis for one year, starting 00:01 local time on April 7, 2002 1793# and ending at 00:01 local time October 6, 2002. This is what I was 1794# told, but I believe that the actual time of change may be 00:00; the 1795# 00:01 was to make it clear which day it was on. 1796 1797# From Paul Eggert (2002-03-15): 1798# Jesper Norgaard found this URL: 1799# http://www.pak.gov.pk/public/news/app/app06_dec.htm 1800# (dated 2001-12-06) which says that the Cabinet adopted a scheme "to 1801# advance the clocks by one hour on the night between the first 1802# Saturday and Sunday of April and revert to the original position on 1803# 15th October each year". This agrees with McDow's 04-07 at 00:00, 1804# but disagrees about the October transition, and makes it sound like 1805# it's not on a trial basis. Also, the "between the first Saturday 1806# and Sunday of April" phrase, if taken literally, means that the 1807# transition takes place at 00:00 on the first Sunday on or after 04-02. 1808 1809# From Paul Eggert (2003-02-09): 1810# DAWN <http://www.dawn.com/2002/10/06/top13.htm> reported on 2002-10-05 1811# that 2002 DST ended that day at midnight. Go with McDow for now. 1812 1813# From Steffen Thorsen (2003-03-14): 1814# According to http://www.dawn.com/2003/03/07/top15.htm 1815# there will be no DST in Pakistan this year: 1816# 1817# ISLAMABAD, March 6: Information and Media Development Minister Sheikh 1818# Rashid Ahmed on Thursday said the cabinet had reversed a previous 1819# decision to advance clocks by one hour in summer and put them back by 1820# one hour in winter with the aim of saving light hours and energy. 1821# 1822# The minister told a news conference that the experiment had rather 1823# shown 8 per cent higher consumption of electricity. 1824 1825# From Alex Krivenyshev (2008-05-15): 1826# 1827# Here is an article that Pakistan plan to introduce Daylight Saving Time 1828# on June 1, 2008 for 3 months. 1829# 1830# "... The federal cabinet on Wednesday announced a new conservation plan to help 1831# reduce load shedding by approving the closure of commercial centres at 9pm and 1832# moving clocks forward by one hour for the next three months. 1833# ...." 1834# 1835# <a href="http://www.worldtimezone.net/dst_news/dst_news_pakistan01.html"> 1836# http://www.worldtimezone.net/dst_news/dst_news_pakistan01.html 1837# </a> 1838# OR 1839# <a href="http://www.dailytimes.com.pk/default.asp?page=2008%5C05%5C15%5Cstory_15-5-2008_pg1_4"> 1840# http://www.dailytimes.com.pk/default.asp?page=2008%5C05%5C15%5Cstory_15-5-2008_pg1_4 1841# </a> 1842 1843# From Arthur David Olson (2008-05-19): 1844# XXX--midnight transitions is a guess; 2008 only is a guess. 1845 1846# From Alexander Krivenyshev (2008-08-28): 1847# Pakistan government has decided to keep the watches one-hour advanced 1848# for another 2 months--plan to return to Standard Time on October 31 1849# instead of August 31. 1850# 1851# <a href="http://www.worldtimezone.com/dst_news/dst_news_pakistan02.html"> 1852# http://www.worldtimezone.com/dst_news/dst_news_pakistan02.html 1853# </a> 1854# OR 1855# <a href="http://dailymailnews.com/200808/28/news/dmbrn03.html"> 1856# http://dailymailnews.com/200808/28/news/dmbrn03.html 1857# </a> 1858 1859# From Alexander Krivenyshev (2009-04-08): 1860# Based on previous media reports that "... proposed plan to 1861# advance clocks by one hour from May 1 will cause disturbance 1862# to the working schedules rather than bringing discipline in 1863# official working." 1864# <a href="http://www.thenews.com.pk/daily_detail.asp?id=171280"> 1865# http://www.thenews.com.pk/daily_detail.asp?id=171280 1866# </a> 1867# 1868# recent news that instead of May 2009 - Pakistan plan to 1869# introduce DST from April 15, 2009 1870# 1871# FYI: Associated Press Of Pakistan 1872# April 08, 2009 1873# Cabinet okays proposal to advance clocks by one hour from April 15 1874# <a href="http://www.app.com.pk/en_/index.php?option=com_content&task=view&id=73043&Itemid=1"> 1875# http://www.app.com.pk/en_/index.php?option=com_content&task=view&id=73043&Itemid=1 1876# </a> 1877# 1878# or 1879# 1880# <a href="http://www.worldtimezone.com/dst_news/dst_news_pakistan05.html"> 1881# http://www.worldtimezone.com/dst_news/dst_news_pakistan05.html 1882# </a> 1883# 1884# .... 1885# The Federal Cabinet on Wednesday approved the proposal to 1886# advance clocks in the country by one hour from April 15 to 1887# conserve energy" 1888 1889# From Steffen Thorsen (2009-09-17): 1890# "The News International," Pakistan reports that: "The Federal 1891# Government has decided to restore the previous time by moving the 1892# clocks backward by one hour from October 1. A formal announcement to 1893# this effect will be made after the Prime Minister grants approval in 1894# this regard." 1895# <a href="http://www.thenews.com.pk/updates.asp?id=87168"> 1896# http://www.thenews.com.pk/updates.asp?id=87168 1897# </a> 1898 1899# From Alexander Krivenyshev (2009-09-28): 1900# According to Associated Press Of Pakistan, it is confirmed that 1901# Pakistan clocks across the country would be turned back by an hour from October 1902# 1, 2009. 1903# 1904# "Clocks to go back one hour from 1 Oct" 1905# <a href="http://www.app.com.pk/en_/index.php?option=com_content&task=view&id=86715&Itemid=2"> 1906# http://www.app.com.pk/en_/index.php?option=com_content&task=view&id=86715&Itemid=2 1907# </a> 1908# or 1909# <a href="http://www.worldtimezone.com/dst_news/dst_news_pakistan07.htm"> 1910# http://www.worldtimezone.com/dst_news/dst_news_pakistan07.htm 1911# </a> 1912 1913# From Steffen Thorsen (2009-09-29): 1914# Alexander Krivenyshev wrote: 1915# > According to Associated Press Of Pakistan, it is confirmed that 1916# > Pakistan clocks across the country would be turned back by an hour from October 1917# > 1, 2009. 1918# 1919# Now they seem to have changed their mind, November 1 is the new date: 1920# <a href="http://www.thenews.com.pk/top_story_detail.asp?Id=24742"> 1921# http://www.thenews.com.pk/top_story_detail.asp?Id=24742 1922# </a> 1923# "The country's clocks will be reversed by one hour on November 1. 1924# Officials of Federal Ministry for Interior told this to Geo News on 1925# Monday." 1926# 1927# And more importantly, it seems that these dates will be kept every year: 1928# "It has now been decided that clocks will be wound forward by one hour 1929# on April 15 and reversed by an hour on November 1 every year without 1930# obtaining prior approval, the officials added." 1931# 1932# We have confirmed this year's end date with both with the Ministry of 1933# Water and Power and the Pakistan Electric Power Company: 1934# <a href="http://www.timeanddate.com/news/time/pakistan-ends-dst09.html"> 1935# http://www.timeanddate.com/news/time/pakistan-ends-dst09.html 1936# </a> 1937 1938# From Christoph Goehre (2009-10-01): 1939# [T]he German Consulate General in Karachi reported me today that Pakistan 1940# will go back to standard time on 1st of November. 1941 1942# From Steffen Thorsen (2010-03-26): 1943# Steffen Thorsen wrote: 1944# > On Thursday (2010-03-25) it was announced that DST would start in 1945# > Pakistan on 2010-04-01. 1946# > 1947# > Then today, the president said that they might have to revert the 1948# > decision if it is not supported by the parliament. So at the time 1949# > being, it seems unclear if DST will be actually observed or not - but 1950# > April 1 could be a more likely date than April 15. 1951# Now, it seems that the decision to not observe DST in final: 1952# 1953# "Govt Withdraws Plan To Advance Clocks" 1954# <a href="http://www.apakistannews.com/govt-withdraws-plan-to-advance-clocks-172041"> 1955# http://www.apakistannews.com/govt-withdraws-plan-to-advance-clocks-172041 1956# </a> 1957# 1958# "People laud PM's announcement to end DST" 1959# <a href="http://www.app.com.pk/en_/index.php?option=com_content&task=view&id=99374&Itemid=2"> 1960# http://www.app.com.pk/en_/index.php?option=com_content&task=view&id=99374&Itemid=2 1961# </a> 1962 1963# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 1964Rule Pakistan 2002 only - Apr Sun>=2 0:01 1:00 S 1965Rule Pakistan 2002 only - Oct Sun>=2 0:01 0 - 1966Rule Pakistan 2008 only - Jun 1 0:00 1:00 S 1967Rule Pakistan 2008 only - Nov 1 0:00 0 - 1968Rule Pakistan 2009 only - Apr 15 0:00 1:00 S 1969Rule Pakistan 2009 only - Nov 1 0:00 0 - 1970 1971# Zone NAME GMTOFF RULES FORMAT [UNTIL] 1972Zone Asia/Karachi 4:28:12 - LMT 1907 1973 5:30 - IST 1942 Sep 1974 5:30 1:00 IST 1945 Oct 15 1975 5:30 - IST 1951 Sep 30 1976 5:00 - KART 1971 Mar 26 # Karachi Time 1977 5:00 Pakistan PK%sT # Pakistan Time 1978 1979# Palestine 1980 1981# From Amos Shapir (1998-02-15): 1982# 1983# From 1917 until 1948-05-15, all of Palestine, including the parts now 1984# known as the Gaza Strip and the West Bank, was under British rule. 1985# Therefore the rules given for Israel for that period, apply there too... 1986# 1987# The Gaza Strip was under Egyptian rule between 1948-05-15 until 1967-06-05 1988# (except a short occupation by Israel from 1956-11 till 1957-03, but no 1989# time zone was affected then). It was never formally annexed to Egypt, 1990# though. 1991# 1992# The rest of Palestine was under Jordanian rule at that time, formally 1993# annexed in 1950 as the West Bank (and the word "Trans" was dropped from 1994# the country's previous name of "the Hashemite Kingdom of the 1995# Trans-Jordan"). So the rules for Jordan for that time apply. Major 1996# towns in that area are Nablus (Shchem), El-Halil (Hebron), Ramallah, and 1997# East Jerusalem. 1998# 1999# Both areas were occupied by Israel in June 1967, but not annexed (except 2000# for East Jerusalem). They were on Israel time since then; there might 2001# have been a Military Governor's order about time zones, but I'm not aware 2002# of any (such orders may have been issued semi-annually whenever summer 2003# time was in effect, but maybe the legal aspect of time was just neglected). 2004# 2005# The Palestinian Authority was established in 1993, and got hold of most 2006# towns in the West Bank and Gaza by 1995. I know that in order to 2007# demonstrate...independence, they have been switching to 2008# summer time and back on a different schedule than Israel's, but I don't 2009# know when this was started, or what algorithm is used (most likely the 2010# Jordanian one). 2011# 2012# To summarize, the table should probably look something like that: 2013# 2014# Area \ when | 1918-1947 | 1948-1967 | 1967-1995 | 1996- 2015# ------------+-----------+-----------+-----------+----------- 2016# Israel | Zion | Zion | Zion | Zion 2017# West bank | Zion | Jordan | Zion | Jordan 2018# Gaza | Zion | Egypt | Zion | Jordan 2019# 2020# I guess more info may be available from the PA's web page (if/when they 2021# have one). 2022 2023# From Paul Eggert (2006-03-22): 2024# Shanks & Pottenger write that Gaza did not observe DST until 1957, but go 2025# with Shapir and assume that it observed DST from 1940 through 1947, 2026# and that it used Jordanian rules starting in 1996. 2027# We don't yet need a separate entry for the West Bank, since 2028# the only differences between it and Gaza that we know about 2029# occurred before our cutoff date of 1970. 2030# However, as we get more information, we may need to add entries 2031# for parts of the West Bank as they transitioned from Israel's rules 2032# to Palestine's rules. If you have more info about this, please 2033# send it to tz@elsie.nci.nih.gov for incorporation into future editions. 2034 2035# From IINS News Service - Israel - 1998-03-23 10:38:07 Israel time, 2036# forwarded by Ephraim Silverberg: 2037# 2038# Despite the fact that Israel changed over to daylight savings time 2039# last week, the PLO Authority (PA) has decided not to turn its clocks 2040# one-hour forward at this time. As a sign of independence from Israeli rule, 2041# the PA has decided to implement DST in April. 2042 2043# From Paul Eggert (1999-09-20): 2044# Daoud Kuttab writes in 2045# <a href="http://www.jpost.com/com/Archive/22.Apr.1999/Opinion/Article-2.html"> 2046# Holiday havoc 2047# </a> (Jerusalem Post, 1999-04-22) that 2048# the Palestinian National Authority changed to DST on 1999-04-15. 2049# I vaguely recall that they switch back in October (sorry, forgot the source). 2050# For now, let's assume that the spring switch was at 24:00, 2051# and that they switch at 0:00 on the 3rd Fridays of April and October. 2052 2053# From Paul Eggert (2005-11-22): 2054# Starting 2004 transitions are from Steffen Thorsen's web site timeanddate.com. 2055 2056# From Steffen Thorsen (2005-11-23): 2057# A user from Gaza reported that Gaza made the change early because of 2058# the Ramadan. Next year Ramadan will be even earlier, so I think 2059# there is a good chance next year's end date will be around two weeks 2060# earlier--the same goes for Jordan. 2061 2062# From Steffen Thorsen (2006-08-17): 2063# I was informed by a user in Bethlehem that in Bethlehem it started the 2064# same day as Israel, and after checking with other users in the area, I 2065# was informed that they started DST one day after Israel. I was not 2066# able to find any authoritative sources at the time, nor details if 2067# Gaza changed as well, but presumed Gaza to follow the same rules as 2068# the West Bank. 2069 2070# From Steffen Thorsen (2006-09-26): 2071# according to the Palestine News Network (2006-09-19): 2072# http://english.pnn.ps/index.php?option=com_content&task=view&id=596&Itemid=5 2073# > The Council of Ministers announced that this year its winter schedule 2074# > will begin early, as of midnight Thursday. It is also time to turn 2075# > back the clocks for winter. Friday will begin an hour late this week. 2076# I guess it is likely that next year's date will be moved as well, 2077# because of the Ramadan. 2078 2079# From Jesper Norgaard Welen (2007-09-18): 2080# According to Steffen Thorsen's web site the Gaza Strip and the rest of the 2081# Palestinian territories left DST early on 13.th. of September at 2:00. 2082 2083# From Paul Eggert (2007-09-20): 2084# My understanding is that Gaza and the West Bank disagree even over when 2085# the weekend is (Thursday+Friday versus Friday+Saturday), so I'd be a bit 2086# surprised if they agreed about DST. But for now, assume they agree. 2087# For lack of better information, predict that future changes will be 2088# the 2nd Thursday of September at 02:00. 2089 2090# From Alexander Krivenyshev (2008-08-28): 2091# Here is an article, that Mideast running on different clocks at Ramadan. 2092# 2093# Gaza Strip (as Egypt) ended DST at midnight Thursday (Aug 28, 2008), while 2094# the West Bank will end Daylight Saving Time at midnight Sunday (Aug 31, 2008). 2095# 2096# <a href="http://www.guardian.co.uk/world/feedarticle/7759001"> 2097# http://www.guardian.co.uk/world/feedarticle/7759001 2098# </a> 2099# <a href="http://www.abcnews.go.com/International/wireStory?id=5676087"> 2100# http://www.abcnews.go.com/International/wireStory?id=5676087 2101# </a> 2102# or 2103# <a href="http://www.worldtimezone.com/dst_news/dst_news_gazastrip01.html"> 2104# http://www.worldtimezone.com/dst_news/dst_news_gazastrip01.html 2105# </a> 2106 2107# From Alexander Krivenyshev (2009-03-26): 2108# According to the Palestine News Network (arabic.pnn.ps), Palestinian 2109# government decided to start Daylight Time on Thursday night March 2110# 26 and continue until the night of 27 September 2009. 2111# 2112# (in Arabic) 2113# <a href="http://arabic.pnn.ps/index.php?option=com_content&task=view&id=50850"> 2114# http://arabic.pnn.ps/index.php?option=com_content&task=view&id=50850 2115# </a> 2116# 2117# or 2118# (English translation) 2119# <a href="http://www.worldtimezone.com/dst_news/dst_news_westbank01.html"> 2120# http://www.worldtimezone.com/dst_news/dst_news_westbank01.html 2121# </a> 2122 2123# From Steffen Thorsen (2009-08-31): 2124# Palestine's Council of Ministers announced that they will revert back to 2125# winter time on Friday, 2009-09-04. 2126# 2127# One news source: 2128# <a href="http://www.safa.ps/ara/?action=showdetail&seid=4158"> 2129# http://www.safa.ps/ara/?action=showdetail&seid=4158 2130# </a> 2131# (Palestinian press agency, Arabic), 2132# Google translate: "Decided that the Palestinian government in Ramallah 2133# headed by Salam Fayyad, the start of work in time for the winter of 2134# 2009, starting on Friday approved the fourth delay Sept. clock sixty 2135# minutes per hour as of Friday morning." 2136# 2137# We are not sure if Gaza will do the same, last year they had a different 2138# end date, we will keep this page updated: 2139# <a href="http://www.timeanddate.com/news/time/westbank-gaza-dst-2009.html"> 2140# http://www.timeanddate.com/news/time/westbank-gaza-dst-2009.html 2141# </a> 2142 2143# From Alexander Krivenyshev (2009-09-02): 2144# Seems that Gaza Strip will go back to Winter Time same date as West Bank. 2145# 2146# According to Palestinian Ministry Of Interior, West Bank and Gaza Strip plan 2147# to change time back to Standard time on September 4, 2009. 2148# 2149# "Winter time unite the West Bank and Gaza" 2150# (from Palestinian National Authority): 2151# <a href="http://www.moi.gov.ps/en/?page=633167343250594025&nid=11505 2152# http://www.moi.gov.ps/en/?page=633167343250594025&nid=11505 2153# </a> 2154# or 2155# <a href="http://www.worldtimezone.com/dst_news/dst_news_gazastrip02.html> 2156# http://www.worldtimezone.com/dst_news/dst_news_gazastrip02.html 2157# </a> 2158 2159# From Alexander Krivenyshev (2010-03-19): 2160# According to Voice of Palestine DST will last for 191 days, from March 2161# 26, 2010 till "the last Sunday before the tenth day of Tishri 2162# (October), each year" (October 03, 2010?) 2163# 2164# <a href="http://palvoice.org/forums/showthread.php?t=245697"> 2165# http://palvoice.org/forums/showthread.php?t=245697 2166# </a> 2167# (in Arabic) 2168# or 2169# <a href="http://www.worldtimezone.com/dst_news/dst_news_westbank03.html"> 2170# http://www.worldtimezone.com/dst_news/dst_news_westbank03.html 2171# </a> 2172 2173# From Steffen Thorsen (2010-03-24): 2174# ...Ma'an News Agency reports that Hamas cabinet has decided it will 2175# start one day later, at 12:01am. Not sure if they really mean 12:01am or 2176# noon though: 2177# 2178# <a href="http://www.maannews.net/eng/ViewDetails.aspx?ID=271178"> 2179# http://www.maannews.net/eng/ViewDetails.aspx?ID=271178 2180# </a> 2181# (Ma'an News Agency) 2182# "At 12:01am Friday, clocks in Israel and the West Bank will change to 2183# 1:01am, while Gaza clocks will change at 12:01am Saturday morning." 2184 2185# From Steffen Thorsen (2010-08-11): 2186# According to several sources, including 2187# <a href="http://www.maannews.net/eng/ViewDetails.aspx?ID=306795"> 2188# http://www.maannews.net/eng/ViewDetails.aspx?ID=306795 2189# </a> 2190# the clocks were set back one hour at 2010-08-11 00:00:00 local time in 2191# Gaza and the West Bank. 2192# Some more background info: 2193# <a href="http://www.timeanddate.com/news/time/westbank-gaza-end-dst-2010.html"> 2194# http://www.timeanddate.com/news/time/westbank-gaza-end-dst-2010.html 2195# </a> 2196 2197# From Steffen Thorsen (2011-08-26): 2198# Gaza and the West Bank did go back to standard time in the beginning of 2199# August, and will now enter daylight saving time again on 2011-08-30 2200# 00:00 (so two periods of DST in 2011). The pause was because of 2201# Ramadan. 2202# 2203# <a href="http://www.maannews.net/eng/ViewDetails.aspx?ID=416217"> 2204# http://www.maannews.net/eng/ViewDetails.aspx?ID=416217 2205# </a> 2206# Additional info: 2207# <a href="http://www.timeanddate.com/news/time/palestine-dst-2011.html"> 2208# http://www.timeanddate.com/news/time/palestine-dst-2011.html 2209# </a> 2210 2211# From Alexander Krivenyshev (2011-08-27): 2212# According to the article in The Jerusalem Post: 2213# "...Earlier this month, the Palestinian government in the West Bank decided to 2214# move to standard time for 30 days, during Ramadan. The Palestinians in the 2215# Gaza Strip accepted the change and also moved their clocks one hour back. 2216# The Hamas government said on Saturday that it won't observe summertime after 2217# the Muslim feast of Id al-Fitr, which begins on Tuesday..." 2218# ... 2219# <a href="http://www.jpost.com/MiddleEast/Article.aspx?id=235650"> 2220# http://www.jpost.com/MiddleEast/Article.aspx?id=235650 2221# </a> 2222# or 2223# <a href="http://www.worldtimezone.com/dst_news/dst_news_gazastrip05.html"> 2224# http://www.worldtimezone.com/dst_news/dst_news_gazastrip05.html 2225# </a> 2226# The rules for Egypt are stolen from the `africa' file. 2227 2228# From Steffen Thorsen (2011-09-30): 2229# West Bank did end Daylight Saving Time this morning/midnight (2011-09-30 2230# 00:00). 2231# So West Bank and Gaza now have the same time again. 2232# 2233# Many sources, including: 2234# <a href="http://www.maannews.net/eng/ViewDetails.aspx?ID=424808"> 2235# http://www.maannews.net/eng/ViewDetails.aspx?ID=424808 2236# </a> 2237 2238# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 2239Rule EgyptAsia 1957 only - May 10 0:00 1:00 S 2240Rule EgyptAsia 1957 1958 - Oct 1 0:00 0 - 2241Rule EgyptAsia 1958 only - May 1 0:00 1:00 S 2242Rule EgyptAsia 1959 1967 - May 1 1:00 1:00 S 2243Rule EgyptAsia 1959 1965 - Sep 30 3:00 0 - 2244Rule EgyptAsia 1966 only - Oct 1 3:00 0 - 2245 2246Rule Palestine 1999 2005 - Apr Fri>=15 0:00 1:00 S 2247Rule Palestine 1999 2003 - Oct Fri>=15 0:00 0 - 2248Rule Palestine 2004 only - Oct 1 1:00 0 - 2249Rule Palestine 2005 only - Oct 4 2:00 0 - 2250Rule Palestine 2006 2008 - Apr 1 0:00 1:00 S 2251Rule Palestine 2006 only - Sep 22 0:00 0 - 2252Rule Palestine 2007 only - Sep Thu>=8 2:00 0 - 2253Rule Palestine 2008 only - Aug lastFri 0:00 0 - 2254Rule Palestine 2009 only - Mar lastFri 0:00 1:00 S 2255Rule Palestine 2009 only - Sep Fri>=1 2:00 0 - 2256Rule Palestine 2010 only - Mar lastSat 0:01 1:00 S 2257Rule Palestine 2010 only - Aug 11 0:00 0 - 2258 2259# From Arthur David Olson (2011-09-20): 2260# 2011 transitions per http://www.timeanddate.com as of 2011-09-20. 2261 2262# Zone NAME GMTOFF RULES FORMAT [UNTIL] 2263Zone Asia/Gaza 2:17:52 - LMT 1900 Oct 2264 2:00 Zion EET 1948 May 15 2265 2:00 EgyptAsia EE%sT 1967 Jun 5 2266 2:00 Zion I%sT 1996 2267 2:00 Jordan EE%sT 1999 2268 2:00 Palestine EE%sT 2011 Apr 2 12:01 2269 2:00 1:00 EEST 2011 Aug 1 2270 2:00 - EET 2271 2272Zone Asia/Hebron 2:20:23 - LMT 1900 Oct 2273 2:00 Zion EET 1948 May 15 2274 2:00 EgyptAsia EE%sT 1967 Jun 5 2275 2:00 Zion I%sT 1996 2276 2:00 Jordan EE%sT 1999 2277 2:00 Palestine EE%sT 2008 Aug 2278 2:00 1:00 EEST 2008 Sep 2279 2:00 Palestine EE%sT 2011 Apr 1 12:01 2280 2:00 1:00 EEST 2011 Aug 1 2281 2:00 - EET 2011 Aug 30 2282 2:00 1:00 EEST 2011 Sep 30 3:00 2283 2:00 - EET 2284 2285# Paracel Is 2286# no information 2287 2288# Philippines 2289# On 1844-08-16, Narciso Claveria, governor-general of the 2290# Philippines, issued a proclamation announcing that 1844-12-30 was to 2291# be immediately followed by 1845-01-01. Robert H. van Gent has a 2292# transcript of the decree in <http://www.phys.uu.nl/~vgent/idl/idl.htm>. 2293# The rest of the data are from Shanks & Pottenger. 2294 2295# From Paul Eggert (2006-04-25): 2296# Tomorrow's Manila Standard reports that the Philippines Department of 2297# Trade and Industry is considering adopting DST this June when the 2298# rainy season begins. See 2299# <http://www.manilastandardtoday.com/?page=politics02_april26_2006>. 2300# For now, we'll ignore this, since it's not definite and we lack details. 2301# 2302# From Jesper Norgaard Welen (2006-04-26): 2303# ... claims that Philippines had DST last time in 1990: 2304# http://story.philippinetimes.com/p.x/ct/9/id/145be20cc6b121c0/cid/3e5bbccc730d258c/ 2305# [a story dated 2006-04-25 by Cris Larano of Dow Jones Newswires, 2306# but no details] 2307 2308# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 2309Rule Phil 1936 only - Nov 1 0:00 1:00 S 2310Rule Phil 1937 only - Feb 1 0:00 0 - 2311Rule Phil 1954 only - Apr 12 0:00 1:00 S 2312Rule Phil 1954 only - Jul 1 0:00 0 - 2313Rule Phil 1978 only - Mar 22 0:00 1:00 S 2314Rule Phil 1978 only - Sep 21 0:00 0 - 2315# Zone NAME GMTOFF RULES FORMAT [UNTIL] 2316Zone Asia/Manila -15:56:00 - LMT 1844 Dec 31 2317 8:04:00 - LMT 1899 May 11 2318 8:00 Phil PH%sT 1942 May 2319 9:00 - JST 1944 Nov 2320 8:00 Phil PH%sT 2321 2322# Qatar 2323# Zone NAME GMTOFF RULES FORMAT [UNTIL] 2324Zone Asia/Qatar 3:26:08 - LMT 1920 # Al Dawhah / Doha 2325 4:00 - GST 1972 Jun 2326 3:00 - AST 2327 2328# Saudi Arabia 2329# Zone NAME GMTOFF RULES FORMAT [UNTIL] 2330Zone Asia/Riyadh 3:06:52 - LMT 1950 2331 3:00 - AST 2332 2333# Singapore 2334# The data here are taken from Mok Ly Yng (2003-10-30) 2335# <http://www.math.nus.edu.sg/aslaksen/teaching/timezone.html>. 2336# Zone NAME GMTOFF RULES FORMAT [UNTIL] 2337Zone Asia/Singapore 6:55:25 - LMT 1901 Jan 1 2338 6:55:25 - SMT 1905 Jun 1 # Singapore M.T. 2339 7:00 - MALT 1933 Jan 1 # Malaya Time 2340 7:00 0:20 MALST 1936 Jan 1 2341 7:20 - MALT 1941 Sep 1 2342 7:30 - MALT 1942 Feb 16 2343 9:00 - JST 1945 Sep 12 2344 7:30 - MALT 1965 Aug 9 # independence 2345 7:30 - SGT 1982 Jan 1 # Singapore Time 2346 8:00 - SGT 2347 2348# Spratly Is 2349# no information 2350 2351# Sri Lanka 2352# From Paul Eggert (1996-09-03): 2353# "Sri Lanka advances clock by an hour to avoid blackout" 2354# (www.virtual-pc.com/lankaweb/news/items/240596-2.html, 1996-05-24, 2355# no longer available as of 1999-08-17) 2356# reported ``the country's standard time will be put forward by one hour at 2357# midnight Friday (1830 GMT) `in the light of the present power crisis'.'' 2358# 2359# From Dharmasiri Senanayake, Sri Lanka Media Minister (1996-10-24), as quoted 2360# by Shamindra in 2361# <a href="news:54rka5$m5h@mtinsc01-mgt.ops.worldnet.att.net"> 2362# Daily News - Hot News Section (1996-10-26) 2363# </a>: 2364# With effect from 12.30 a.m. on 26th October 1996 2365# Sri Lanka will be six (06) hours ahead of GMT. 2366 2367# From Jesper Norgaard Welen (2006-04-14), quoting Sri Lanka News Online 2368# <http://news.sinhalaya.com/wmview.php?ArtID=11002> (2006-04-13): 2369# 0030 hrs on April 15, 2006 (midnight of April 14, 2006 +30 minutes) 2370# at present, become 2400 hours of April 14, 2006 (midnight of April 14, 2006). 2371 2372# From Peter Apps and Ranga Sirila of Reuters (2006-04-12) in: 2373# <http://today.reuters.co.uk/news/newsArticle.aspx?type=scienceNews&storyID=2006-04-12T172228Z_01_COL295762_RTRIDST_0_SCIENCE-SRILANKA-TIME-DC.XML> 2374# [The Tamil Tigers] never accepted the original 1996 time change and simply 2375# kept their clocks set five and a half hours ahead of Greenwich Mean 2376# Time (GMT), in line with neighbor India. 2377# From Paul Eggert (2006-04-18): 2378# People who live in regions under Tamil control can use [TZ='Asia/Kolkata'], 2379# as that zone has agreed with the Tamil areas since our cutoff date of 1970. 2380 2381# From K Sethu (2006-04-25): 2382# I think the abbreviation LKT originated from the world of computers at 2383# the time of or subsequent to the time zone changes by SL Government 2384# twice in 1996 and probably SL Government or its standardization 2385# agencies never declared an abbreviation as a national standard. 2386# 2387# I recollect before the recent change the government annoucemments 2388# mentioning it as simply changing Sri Lanka Standard Time or Sri Lanka 2389# Time and no mention was made about the abbreviation. 2390# 2391# If we look at Sri Lanka Department of Government's "Official News 2392# Website of Sri Lanka" ... http://www.news.lk/ we can see that they 2393# use SLT as abbreviation in time stamp at the beginning of each news 2394# item.... 2395# 2396# Within Sri Lanka I think LKT is well known among computer users and 2397# adminsitrators. In my opinion SLT may not be a good choice because the 2398# nation's largest telcom / internet operator Sri Lanka Telcom is well 2399# known by that abbreviation - simply as SLT (there IP domains are 2400# slt.lk and sltnet.lk). 2401# 2402# But if indeed our government has adopted SLT as standard abbreviation 2403# (that we have not known so far) then it is better that it be used for 2404# all computers. 2405 2406# From Paul Eggert (2006-04-25): 2407# One possibility is that we wait for a bit for the dust to settle down 2408# and then see what people actually say in practice. 2409 2410# Zone NAME GMTOFF RULES FORMAT [UNTIL] 2411Zone Asia/Colombo 5:19:24 - LMT 1880 2412 5:19:32 - MMT 1906 # Moratuwa Mean Time 2413 5:30 - IST 1942 Jan 5 2414 5:30 0:30 IHST 1942 Sep 2415 5:30 1:00 IST 1945 Oct 16 2:00 2416 5:30 - IST 1996 May 25 0:00 2417 6:30 - LKT 1996 Oct 26 0:30 2418 6:00 - LKT 2006 Apr 15 0:30 2419 5:30 - IST 2420 2421# Syria 2422# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 2423Rule Syria 1920 1923 - Apr Sun>=15 2:00 1:00 S 2424Rule Syria 1920 1923 - Oct Sun>=1 2:00 0 - 2425Rule Syria 1962 only - Apr 29 2:00 1:00 S 2426Rule Syria 1962 only - Oct 1 2:00 0 - 2427Rule Syria 1963 1965 - May 1 2:00 1:00 S 2428Rule Syria 1963 only - Sep 30 2:00 0 - 2429Rule Syria 1964 only - Oct 1 2:00 0 - 2430Rule Syria 1965 only - Sep 30 2:00 0 - 2431Rule Syria 1966 only - Apr 24 2:00 1:00 S 2432Rule Syria 1966 1976 - Oct 1 2:00 0 - 2433Rule Syria 1967 1978 - May 1 2:00 1:00 S 2434Rule Syria 1977 1978 - Sep 1 2:00 0 - 2435Rule Syria 1983 1984 - Apr 9 2:00 1:00 S 2436Rule Syria 1983 1984 - Oct 1 2:00 0 - 2437Rule Syria 1986 only - Feb 16 2:00 1:00 S 2438Rule Syria 1986 only - Oct 9 2:00 0 - 2439Rule Syria 1987 only - Mar 1 2:00 1:00 S 2440Rule Syria 1987 1988 - Oct 31 2:00 0 - 2441Rule Syria 1988 only - Mar 15 2:00 1:00 S 2442Rule Syria 1989 only - Mar 31 2:00 1:00 S 2443Rule Syria 1989 only - Oct 1 2:00 0 - 2444Rule Syria 1990 only - Apr 1 2:00 1:00 S 2445Rule Syria 1990 only - Sep 30 2:00 0 - 2446Rule Syria 1991 only - Apr 1 0:00 1:00 S 2447Rule Syria 1991 1992 - Oct 1 0:00 0 - 2448Rule Syria 1992 only - Apr 8 0:00 1:00 S 2449Rule Syria 1993 only - Mar 26 0:00 1:00 S 2450Rule Syria 1993 only - Sep 25 0:00 0 - 2451# IATA SSIM (1998-02) says 1998-04-02; 2452# (1998-09) says 1999-03-29 and 1999-09-29; (1999-02) says 1999-04-02, 2453# 2000-04-02, and 2001-04-02; (1999-09) says 2000-03-31 and 2001-03-31; 2454# (2006) says 2006-03-31 and 2006-09-22; 2455# for now ignore all these claims and go with Shanks & Pottenger, 2456# except for the 2006-09-22 claim (which seems right for Ramadan). 2457Rule Syria 1994 1996 - Apr 1 0:00 1:00 S 2458Rule Syria 1994 2005 - Oct 1 0:00 0 - 2459Rule Syria 1997 1998 - Mar lastMon 0:00 1:00 S 2460Rule Syria 1999 2006 - Apr 1 0:00 1:00 S 2461# From Stephen Colebourne (2006-09-18): 2462# According to IATA data, Syria will change DST on 21st September [21:00 UTC] 2463# this year [only].... This is probably related to Ramadan, like Egypt. 2464Rule Syria 2006 only - Sep 22 0:00 0 - 2465# From Paul Eggert (2007-03-29): 2466# Today the AP reported "Syria will switch to summertime at midnight Thursday." 2467# http://www.iht.com/articles/ap/2007/03/29/africa/ME-GEN-Syria-Time-Change.php 2468Rule Syria 2007 only - Mar lastFri 0:00 1:00 S 2469# From Jesper Norgard (2007-10-27): 2470# The sister center ICARDA of my work CIMMYT is confirming that Syria DST will 2471# not take place 1.st November at 0:00 o'clock but 1.st November at 24:00 or 2472# rather Midnight between Thursday and Friday. This does make more sence than 2473# having it between Wednesday and Thursday (two workdays in Syria) since the 2474# weekend in Syria is not Saturday and Sunday, but Friday and Saturday. So now 2475# it is implemented at midnight of the last workday before weekend... 2476# 2477# From Steffen Thorsen (2007-10-27): 2478# Jesper Norgaard Welen wrote: 2479# 2480# > "Winter local time in Syria will be observed at midnight of Thursday 1 2481# > November 2007, and the clock will be put back 1 hour." 2482# 2483# I found confirmation on this in this gov.sy-article (Arabic): 2484# http://wehda.alwehda.gov.sy/_print_veiw.asp?FileName=12521710520070926111247 2485# 2486# which using Google's translate tools says: 2487# Council of Ministers also approved the commencement of work on 2488# identifying the winter time as of Friday, 2/11/2007 where the 60th 2489# minute delay at midnight Thursday 1/11/2007. 2490Rule Syria 2007 only - Nov Fri>=1 0:00 0 - 2491 2492# From Stephen Colebourne (2008-03-17): 2493# For everyone's info, I saw an IATA time zone change for [Syria] for 2494# this month (March 2008) in the last day or so...This is the data IATA 2495# are now using: 2496# Country Time Standard --- DST Start --- --- DST End --- DST 2497# Name Zone Variation Time Date Time Date 2498# Variation 2499# Syrian Arab 2500# Republic SY +0200 2200 03APR08 2100 30SEP08 +0300 2501# 2200 02APR09 2100 30SEP09 +0300 2502# 2200 01APR10 2100 30SEP10 +0300 2503 2504# From Arthur David Olson (2008-03-17): 2505# Here's a link to English-language coverage by the Syrian Arab News 2506# Agency (SANA)... 2507# <a href="http://www.sana.sy/eng/21/2008/03/11/165173.htm"> 2508# http://www.sana.sy/eng/21/2008/03/11/165173.htm 2509# </a>...which reads (in part) "The Cabinet approved the suggestion of the 2510# Ministry of Electricity to begin daylight savings time on Friday April 2511# 4th, advancing clocks one hour ahead on midnight of Thursday April 3rd." 2512# Since Syria is two hours east of UTC, the 2200 and 2100 transition times 2513# shown above match up with midnight in Syria. 2514 2515# From Arthur David Olson (2008-03-18): 2516# My buest guess at a Syrian rule is "the Friday nearest April 1"; 2517# coding that involves either using a "Mar Fri>=29" construct that old time zone 2518# compilers can't handle or having multiple Rules (a la Israel). 2519# For now, use "Apr Fri>=1", and go with IATA on a uniform Sep 30 end. 2520 2521# From Steffen Thorsen (2008-10-07): 2522# Syria has now officially decided to end DST on 2008-11-01 this year, 2523# according to the following article in the Syrian Arab News Agency (SANA). 2524# 2525# The article is in Arabic, and seems to tell that they will go back to 2526# winter time on 2008-11-01 at 00:00 local daylight time (delaying/setting 2527# clocks back 60 minutes). 2528# 2529# <a href="http://sana.sy/ara/2/2008/10/07/195459.htm"> 2530# http://sana.sy/ara/2/2008/10/07/195459.htm 2531# </a> 2532 2533# From Steffen Thorsen (2009-03-19): 2534# Syria will start DST on 2009-03-27 00:00 this year according to many sources, 2535# two examples: 2536# 2537# <a href="http://www.sana.sy/eng/21/2009/03/17/217563.htm"> 2538# http://www.sana.sy/eng/21/2009/03/17/217563.htm 2539# </a> 2540# (English, Syrian Arab News # Agency) 2541# <a href="http://thawra.alwehda.gov.sy/_View_news2.asp?FileName=94459258720090318012209"> 2542# http://thawra.alwehda.gov.sy/_View_news2.asp?FileName=94459258720090318012209 2543# </a> 2544# (Arabic, gov-site) 2545# 2546# We have not found any sources saying anything about when DST ends this year. 2547# 2548# Our summary 2549# <a href="http://www.timeanddate.com/news/time/syria-dst-starts-march-27-2009.html"> 2550# http://www.timeanddate.com/news/time/syria-dst-starts-march-27-2009.html 2551# </a> 2552 2553# From Steffen Thorsen (2009-10-27): 2554# The Syrian Arab News Network on 2009-09-29 reported that Syria will 2555# revert back to winter (standard) time on midnight between Thursday 2556# 2009-10-29 and Friday 2009-10-30: 2557# <a href="http://www.sana.sy/ara/2/2009/09/29/247012.htm"> 2558# http://www.sana.sy/ara/2/2009/09/29/247012.htm (Arabic) 2559# </a> 2560 2561# From Arthur David Olson (2009-10-28): 2562# We'll see if future DST switching times turn out to be end of the last 2563# Thursday of the month or the start of the last Friday of the month or 2564# something else. For now, use the start of the last Friday. 2565 2566# From Steffen Thorsen (2010-03-17): 2567# The "Syrian News Station" reported on 2010-03-16 that the Council of 2568# Ministers has decided that Syria will start DST on midnight Thursday 2569# 2010-04-01: (midnight between Thursday and Friday): 2570# <a href="http://sns.sy/sns/?path=news/read/11421"> 2571# http://sns.sy/sns/?path=news/read/11421 (Arabic) 2572# </a> 2573 2574Rule Syria 2008 only - Apr Fri>=1 0:00 1:00 S 2575Rule Syria 2008 only - Nov 1 0:00 0 - 2576Rule Syria 2009 only - Mar lastFri 0:00 1:00 S 2577Rule Syria 2010 max - Apr Fri>=1 0:00 1:00 S 2578Rule Syria 2009 max - Oct lastFri 0:00 0 - 2579 2580# Zone NAME GMTOFF RULES FORMAT [UNTIL] 2581Zone Asia/Damascus 2:25:12 - LMT 1920 # Dimashq 2582 2:00 Syria EE%sT 2583 2584# Tajikistan 2585# From Shanks & Pottenger. 2586# Zone NAME GMTOFF RULES FORMAT [UNTIL] 2587Zone Asia/Dushanbe 4:35:12 - LMT 1924 May 2 2588 5:00 - DUST 1930 Jun 21 # Dushanbe Time 2589 6:00 RussiaAsia DUS%sT 1991 Mar 31 2:00s 2590 5:00 1:00 DUSST 1991 Sep 9 2:00s 2591 5:00 - TJT # Tajikistan Time 2592 2593# Thailand 2594# Zone NAME GMTOFF RULES FORMAT [UNTIL] 2595Zone Asia/Bangkok 6:42:04 - LMT 1880 2596 6:42:04 - BMT 1920 Apr # Bangkok Mean Time 2597 7:00 - ICT 2598 2599# Turkmenistan 2600# From Shanks & Pottenger. 2601# Zone NAME GMTOFF RULES FORMAT [UNTIL] 2602Zone Asia/Ashgabat 3:53:32 - LMT 1924 May 2 # or Ashkhabad 2603 4:00 - ASHT 1930 Jun 21 # Ashkhabad Time 2604 5:00 RussiaAsia ASH%sT 1991 Mar 31 2:00 2605 4:00 RussiaAsia ASH%sT 1991 Oct 27 # independence 2606 4:00 RussiaAsia TM%sT 1992 Jan 19 2:00 2607 5:00 - TMT 2608 2609# United Arab Emirates 2610# Zone NAME GMTOFF RULES FORMAT [UNTIL] 2611Zone Asia/Dubai 3:41:12 - LMT 1920 2612 4:00 - GST 2613 2614# Uzbekistan 2615# Zone NAME GMTOFF RULES FORMAT [UNTIL] 2616Zone Asia/Samarkand 4:27:12 - LMT 1924 May 2 2617 4:00 - SAMT 1930 Jun 21 # Samarkand Time 2618 5:00 - SAMT 1981 Apr 1 2619 5:00 1:00 SAMST 1981 Oct 1 2620 6:00 - TAST 1982 Apr 1 # Tashkent Time 2621 5:00 RussiaAsia SAM%sT 1991 Sep 1 # independence 2622 5:00 RussiaAsia UZ%sT 1992 2623 5:00 - UZT 2624Zone Asia/Tashkent 4:37:12 - LMT 1924 May 2 2625 5:00 - TAST 1930 Jun 21 # Tashkent Time 2626 6:00 RussiaAsia TAS%sT 1991 Mar 31 2:00 2627 5:00 RussiaAsia TAS%sT 1991 Sep 1 # independence 2628 5:00 RussiaAsia UZ%sT 1992 2629 5:00 - UZT 2630 2631# Vietnam 2632 2633# From Arthur David Olson (2008-03-18): 2634# The English-language name of Vietnam's most populous city is "Ho Chi Min City"; 2635# we use Ho_Chi_Minh below to avoid a name of more than 14 characters. 2636 2637# From Shanks & Pottenger: 2638# Zone NAME GMTOFF RULES FORMAT [UNTIL] 2639Zone Asia/Ho_Chi_Minh 7:06:40 - LMT 1906 Jun 9 2640 7:06:20 - SMT 1911 Mar 11 0:01 # Saigon MT? 2641 7:00 - ICT 1912 May 2642 8:00 - ICT 1931 May 2643 7:00 - ICT 2644 2645# Yemen 2646# Zone NAME GMTOFF RULES FORMAT [UNTIL] 2647Zone Asia/Aden 3:00:48 - LMT 1950 2648 3:00 - AST 2649