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*** 126,139 **** # From Arthur David Olson (2000-09-25): # Last night I heard part of a rebroadcast of a 1945 Arch Oboler radio drama. # In the introduction, Oboler spoke of "Eastern Peace Time." # An AltaVista search turned up: ! # http://rowayton.org/rhs/hstaug45.html # "When the time is announced over the radio now, it is 'Eastern Peace # Time' instead of the old familiar 'Eastern War Time.' Peace is wonderful." # (August 1945) by way of confirmation. # From Joseph Gallant citing # George H. Douglas, _The Early Days of Radio Broadcasting_ (1987): # At 7 P.M. (Eastern War Time) [on 1945-08-14], the networks were set # to switch to London for Attlee's address, but the American people --- 126,142 ---- # From Arthur David Olson (2000-09-25): # Last night I heard part of a rebroadcast of a 1945 Arch Oboler radio drama. # In the introduction, Oboler spoke of "Eastern Peace Time." # An AltaVista search turned up: ! # https://web.archive.org/web/20000926032210/http://rowayton.org/rhs/hstaug45.html # "When the time is announced over the radio now, it is 'Eastern Peace # Time' instead of the old familiar 'Eastern War Time.' Peace is wonderful." # (August 1945) by way of confirmation. + # + # From Paul Eggert (2017-09-23): + # This was the V-J Day issue of the Clamdigger, a Rowayton, CT newsletter. # From Joseph Gallant citing # George H. Douglas, _The Early Days of Radio Broadcasting_ (1987): # At 7 P.M. (Eastern War Time) [on 1945-08-14], the networks were set # to switch to London for Attlee's address, but the American people
*** 278,288 **** # # From Paul Eggert (2015-04-17): # HST and HDT are standardized abbreviations for Hawaii-Aleutian # standard and daylight times. See section 9.47 (p 234) of the # U.S. Government Printing Office Style Manual (2008) ! # http://www.gpo.gov/fdsys/pkg/GPO-STYLEMANUAL-2008/pdf/GPO-STYLEMANUAL-2008.pdf # From Arthur David Olson, 2005-08-09 # The following was signed into law on 2005-08-08. # # H.R. 6, Energy Policy Act of 2005, SEC. 110. DAYLIGHT SAVINGS. --- 281,291 ---- # # From Paul Eggert (2015-04-17): # HST and HDT are standardized abbreviations for Hawaii-Aleutian # standard and daylight times. See section 9.47 (p 234) of the # U.S. Government Printing Office Style Manual (2008) ! # https://www.gpo.gov/fdsys/pkg/GPO-STYLEMANUAL-2008/pdf/GPO-STYLEMANUAL-2008.pdf # From Arthur David Olson, 2005-08-09 # The following was signed into law on 2005-08-08. # # H.R. 6, Energy Policy Act of 2005, SEC. 110. DAYLIGHT SAVINGS.
*** 367,386 **** # Kentucky, Louisiana, Minnesota, Mississippi, Missouri, eastern # Nebraska, eastern North Dakota, Oklahoma, eastern South Dakota, # western Tennessee, most of Texas, Wisconsin # From Larry M. Smith (2006-04-26) re Wisconsin: ! # http://www.legis.state.wi.us/statutes/Stat0175.pdf ... # is currently enforced at the 01:00 time of change. Because the local # "bar time" in the state corresponds to 02:00, a number of citations # are issued for the "sale of class 'B' alcohol after prohibited # hours" within the deviated hour of this change every year.... # # From Douglas R. Bomberg (2007-03-12): # Wisconsin has enacted (nearly eleventh-hour) legislation to get WI # Statue 175 closer in synch with the US Congress' intent.... ! # http://www.legis.state.wi.us/2007/data/acts/07Act3.pdf # From an email administrator of the City of Fort Pierre, SD (2015-12-21): # Fort Pierre is technically located in the Mountain time zone as is # the rest of Stanley County. Most of Stanley County and Fort Pierre # uses the Central time zone due to doing most of their business in --- 370,389 ---- # Kentucky, Louisiana, Minnesota, Mississippi, Missouri, eastern # Nebraska, eastern North Dakota, Oklahoma, eastern South Dakota, # western Tennessee, most of Texas, Wisconsin # From Larry M. Smith (2006-04-26) re Wisconsin: ! # https://docs.legis.wisconsin.gov/statutes/statutes/175.pdf # is currently enforced at the 01:00 time of change. Because the local # "bar time" in the state corresponds to 02:00, a number of citations # are issued for the "sale of class 'B' alcohol after prohibited # hours" within the deviated hour of this change every year.... # # From Douglas R. Bomberg (2007-03-12): # Wisconsin has enacted (nearly eleventh-hour) legislation to get WI # Statue 175 closer in synch with the US Congress' intent.... ! # https://docs.legis.wisconsin.gov/2007/related/acts/3 # From an email administrator of the City of Fort Pierre, SD (2015-12-21): # Fort Pierre is technically located in the Mountain time zone as is # the rest of Stanley County. Most of Stanley County and Fort Pierre # uses the Central time zone due to doing most of their business in
*** 423,433 **** # From Josh Findley (2011-01-21): # ...it appears that Mercer County, North Dakota, changed from the # mountain time zone to the central time zone at the last transition from # daylight-saving to standard time (on Nov. 7, 2010): ! # http://www.gpo.gov/fdsys/pkg/FR-2010-09-29/html/2010-24376.htm # http://www.bismarcktribune.com/news/local/article_1eb1b588-c758-11df-b472-001cc4c03286.html # From Andy Lipscomb (2011-01-24): # ...according to the Census Bureau, the largest city is Beulah (although # it's commonly referred to as Beulah-Hazen, with Hazen being the next --- 426,436 ---- # From Josh Findley (2011-01-21): # ...it appears that Mercer County, North Dakota, changed from the # mountain time zone to the central time zone at the last transition from # daylight-saving to standard time (on Nov. 7, 2010): ! # https://www.gpo.gov/fdsys/pkg/FR-2010-09-29/html/2010-24376.htm # http://www.bismarcktribune.com/news/local/article_1eb1b588-c758-11df-b472-001cc4c03286.html # From Andy Lipscomb (2011-01-24): # ...according to the Census Bureau, the largest city is Beulah (although # it's commonly referred to as Beulah-Hazen, with Hazen being the next
*** 474,484 **** # PG&E changed power frequency from 60 to 59.5 Hz during daylight hours, # causing electric clocks to lose six minutes per day. (This did not change # legal time, and is not part of the data here.) See: # Ross SA. An energy crisis from the past: Northern California in 1948. # Working Paper No. 8, Institute of Governmental Studies, UC Berkeley, ! # 1973-11. http://escholarship.org/uc/item/8x22k30c # # In another measure to save electricity, DST was instituted from 1948-03-14 # at 02:01 to 1949-01-16 at 02:00, with the governor having the option to move # the fallback transition earlier. See pages 3-4 of: # http://clerk.assembly.ca.gov/sites/clerk.assembly.ca.gov/files/archive/Statutes/1948/48Vol1_Chapters.pdf --- 477,487 ---- # PG&E changed power frequency from 60 to 59.5 Hz during daylight hours, # causing electric clocks to lose six minutes per day. (This did not change # legal time, and is not part of the data here.) See: # Ross SA. An energy crisis from the past: Northern California in 1948. # Working Paper No. 8, Institute of Governmental Studies, UC Berkeley, ! # 1973-11. https://escholarship.org/uc/item/8x22k30c # # In another measure to save electricity, DST was instituted from 1948-03-14 # at 02:01 to 1949-01-16 at 02:00, with the governor having the option to move # the fallback transition earlier. See pages 3-4 of: # http://clerk.assembly.ca.gov/sites/clerk.assembly.ca.gov/files/archive/Statutes/1948/48Vol1_Chapters.pdf
*** 495,506 **** # # Despite the controversy, in 1949 California voters approved Proposition 12, # which established DST from April's last Sunday at 01:00 until September's # last Sunday at 02:00. This was amended by 1962's Proposition 6, which changed # the fall-back date to October's last Sunday. See: ! # http://repository.uchastings.edu/cgi/viewcontent.cgi?article=1501&context=ca_ballot_props ! # http://repository.uchastings.edu/cgi/viewcontent.cgi?article=1636&context=ca_ballot_props # # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER Rule CA 1948 only - Mar 14 2:01 1:00 D Rule CA 1949 only - Jan 1 2:00 0 S Rule CA 1950 1966 - Apr lastSun 1:00 1:00 D --- 498,509 ---- # # Despite the controversy, in 1949 California voters approved Proposition 12, # which established DST from April's last Sunday at 01:00 until September's # last Sunday at 02:00. This was amended by 1962's Proposition 6, which changed # the fall-back date to October's last Sunday. See: ! # https://repository.uchastings.edu/cgi/viewcontent.cgi?article=1501&context=ca_ballot_props ! # https://repository.uchastings.edu/cgi/viewcontent.cgi?article=1636&context=ca_ballot_props # # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER Rule CA 1948 only - Mar 14 2:01 1:00 D Rule CA 1949 only - Jan 1 2:00 0 S Rule CA 1950 1966 - Apr lastSun 1:00 1:00 D
*** 513,536 **** -8:00 US P%sT # Alaska # AK%sT is the modern abbreviation for -09 per USNO. # ! # From Paul Eggert (2001-05-30): # Howse writes that Alaska switched from the Julian to the Gregorian calendar, # and from east-of-GMT to west-of-GMT days, when the US bought it from Russia. ! # This was on 1867-10-18, a Friday; the previous day was 1867-10-06 Julian, ! # also a Friday. Include only the time zone part of this transition, ! # ignoring the switch from Julian to Gregorian, since we can't represent ! # the Julian calendar. # ! # As far as we know, none of the exact locations mentioned below were # permanently inhabited in 1867 by anyone using either calendar. ! # (Yakutat was colonized by the Russians in 1799, but the settlement ! # was destroyed in 1805 by a Yakutat-kon war party.) However, there ! # were nearby inhabitants in some cases and for our purposes perhaps ! # it's best to simply use the official transition. # From Paul Eggert (2014-07-18): # One opinion of the early-1980s turmoil in Alaska over time zones and # daylight saving time appeared as graffiti on a Juneau airport wall: # "Welcome to Juneau. Please turn your watch back to the 19th century." --- 516,550 ---- -8:00 US P%sT # Alaska # AK%sT is the modern abbreviation for -09 per USNO. # ! # From Paul Eggert (2017-06-15): # Howse writes that Alaska switched from the Julian to the Gregorian calendar, # and from east-of-GMT to west-of-GMT days, when the US bought it from Russia. ! # On Friday, 1867-10-18 (Gregorian), at precisely 15:30 local time, the ! # Russian forts and fleet at Sitka fired salutes to mark the ceremony of ! # formal transfer. See the Sacramento Daily Union (1867-11-14), p 3, col 2. ! # https://cdnc.ucr.edu/cgi-bin/cdnc?a=d&d=SDU18671114.2.12.1 ! # Sitka workers did not change their calendars until Sunday, 1867-10-20, ! # and so celebrated two Sundays that week. See: Ahllund T (tr Hallamaa P). ! # From the memoirs of a Finnish workman. Alaska History. 2006 Fall;21(2):1-25. ! # http://alaskahistoricalsociety.org/wp-content/uploads/2016/12/Ahllund-2006-Memoirs-of-a-Finnish-Workman.pdf ! # Include only the time zone part of this transition, ignoring the switch ! # from Julian to Gregorian, since we can't represent the Julian calendar. # ! # As far as we know, of the locations mentioned below only Sitka was # permanently inhabited in 1867 by anyone using either calendar. ! # (Yakutat was colonized by the Russians in 1799, but the settlement was ! # destroyed in 1805 by a Yakutat-kon war party.) Many of Alaska's inhabitants ! # were unaware of the US acquisition of Alaska, much less of any calendar or ! # time change. However, the Russian-influenced part of Alaska did observe ! # Russian time, and it is more accurate to model this than to ignore it. ! # The database format requires an exact transition time; use the Russian ! # salute as a somewhat-arbitrary time for the formal transfer of control for ! # all of Alaska. Sitka's UTC offset is -9:01:13; adjust its 15:30 to the ! # local times of other Alaskan locations so that they change simultaneously. # From Paul Eggert (2014-07-18): # One opinion of the early-1980s turmoil in Alaska over time zones and # daylight saving time appeared as graffiti on a Juneau airport wall: # "Welcome to Juneau. Please turn your watch back to the 19th century."
*** 579,642 **** # From Steffen Thorsen (2015-11-09): # It seems Metlakatla did go off PST on Sunday, November 1, changing # their time to AKST and are going to follow Alaska's DST, switching # between AKST and AKDT from now on.... ! # http://www.krbd.org/2015/10/30/annette-island-times-they-are-a-changing/ # Zone NAME GMTOFF RULES FORMAT [UNTIL] ! Zone America/Juneau 15:02:19 - LMT 1867 Oct 18 -8:57:41 - LMT 1900 Aug 20 12:00 -8:00 - PST 1942 -8:00 US P%sT 1946 -8:00 - PST 1969 -8:00 US P%sT 1980 Apr 27 2:00 -9:00 US Y%sT 1980 Oct 26 2:00 -8:00 US P%sT 1983 Oct 30 2:00 -9:00 US Y%sT 1983 Nov 30 -9:00 US AK%sT ! Zone America/Sitka 14:58:47 - LMT 1867 Oct 18 -9:01:13 - LMT 1900 Aug 20 12:00 -8:00 - PST 1942 -8:00 US P%sT 1946 -8:00 - PST 1969 -8:00 US P%sT 1983 Oct 30 2:00 -9:00 US Y%sT 1983 Nov 30 -9:00 US AK%sT ! Zone America/Metlakatla 15:13:42 - LMT 1867 Oct 18 -8:46:18 - LMT 1900 Aug 20 12:00 -8:00 - PST 1942 -8:00 US P%sT 1946 -8:00 - PST 1969 -8:00 US P%sT 1983 Oct 30 2:00 -8:00 - PST 2015 Nov 1 2:00 -9:00 US AK%sT ! Zone America/Yakutat 14:41:05 - LMT 1867 Oct 18 -9:18:55 - LMT 1900 Aug 20 12:00 -9:00 - YST 1942 -9:00 US Y%sT 1946 -9:00 - YST 1969 -9:00 US Y%sT 1983 Nov 30 -9:00 US AK%sT ! Zone America/Anchorage 14:00:24 - LMT 1867 Oct 18 -9:59:36 - LMT 1900 Aug 20 12:00 -10:00 - AST 1942 -10:00 US A%sT 1967 Apr -10:00 - AHST 1969 -10:00 US AH%sT 1983 Oct 30 2:00 -9:00 US Y%sT 1983 Nov 30 -9:00 US AK%sT ! Zone America/Nome 12:58:21 - LMT 1867 Oct 18 -11:01:38 - LMT 1900 Aug 20 12:00 -11:00 - NST 1942 -11:00 US N%sT 1946 -11:00 - NST 1967 Apr -11:00 - BST 1969 -11:00 US B%sT 1983 Oct 30 2:00 -9:00 US Y%sT 1983 Nov 30 -9:00 US AK%sT ! Zone America/Adak 12:13:21 - LMT 1867 Oct 18 -11:46:38 - LMT 1900 Aug 20 12:00 -11:00 - NST 1942 -11:00 US N%sT 1946 -11:00 - NST 1967 Apr -11:00 - BST 1969 --- 593,656 ---- # From Steffen Thorsen (2015-11-09): # It seems Metlakatla did go off PST on Sunday, November 1, changing # their time to AKST and are going to follow Alaska's DST, switching # between AKST and AKDT from now on.... ! # https://www.krbd.org/2015/10/30/annette-island-times-they-are-a-changing/ # Zone NAME GMTOFF RULES FORMAT [UNTIL] ! Zone America/Juneau 15:02:19 - LMT 1867 Oct 19 15:33:32 -8:57:41 - LMT 1900 Aug 20 12:00 -8:00 - PST 1942 -8:00 US P%sT 1946 -8:00 - PST 1969 -8:00 US P%sT 1980 Apr 27 2:00 -9:00 US Y%sT 1980 Oct 26 2:00 -8:00 US P%sT 1983 Oct 30 2:00 -9:00 US Y%sT 1983 Nov 30 -9:00 US AK%sT ! Zone America/Sitka 14:58:47 - LMT 1867 Oct 19 15:30 -9:01:13 - LMT 1900 Aug 20 12:00 -8:00 - PST 1942 -8:00 US P%sT 1946 -8:00 - PST 1969 -8:00 US P%sT 1983 Oct 30 2:00 -9:00 US Y%sT 1983 Nov 30 -9:00 US AK%sT ! Zone America/Metlakatla 15:13:42 - LMT 1867 Oct 19 15:44:55 -8:46:18 - LMT 1900 Aug 20 12:00 -8:00 - PST 1942 -8:00 US P%sT 1946 -8:00 - PST 1969 -8:00 US P%sT 1983 Oct 30 2:00 -8:00 - PST 2015 Nov 1 2:00 -9:00 US AK%sT ! Zone America/Yakutat 14:41:05 - LMT 1867 Oct 19 15:12:18 -9:18:55 - LMT 1900 Aug 20 12:00 -9:00 - YST 1942 -9:00 US Y%sT 1946 -9:00 - YST 1969 -9:00 US Y%sT 1983 Nov 30 -9:00 US AK%sT ! Zone America/Anchorage 14:00:24 - LMT 1867 Oct 19 14:31:37 -9:59:36 - LMT 1900 Aug 20 12:00 -10:00 - AST 1942 -10:00 US A%sT 1967 Apr -10:00 - AHST 1969 -10:00 US AH%sT 1983 Oct 30 2:00 -9:00 US Y%sT 1983 Nov 30 -9:00 US AK%sT ! Zone America/Nome 12:58:22 - LMT 1867 Oct 19 13:29:35 -11:01:38 - LMT 1900 Aug 20 12:00 -11:00 - NST 1942 -11:00 US N%sT 1946 -11:00 - NST 1967 Apr -11:00 - BST 1969 -11:00 US B%sT 1983 Oct 30 2:00 -9:00 US Y%sT 1983 Nov 30 -9:00 US AK%sT ! Zone America/Adak 12:13:22 - LMT 1867 Oct 19 12:44:35 -11:46:38 - LMT 1900 Aug 20 12:00 -11:00 - NST 1942 -11:00 US N%sT 1946 -11:00 - NST 1967 Apr -11:00 - BST 1969
*** 668,678 **** # From Arthur David Olson (2010-12-09): # "Hawaiian Time" by Robert C. Schmitt and Doak C. Cox appears on pages 207-225 # of volume 26 of The Hawaiian Journal of History (1992). As of 2010-12-09, # the article is available at ! # http://evols.library.manoa.hawaii.edu/bitstream/10524/239/2/JL26215.pdf # and indicates that standard time was adopted effective noon, January # 13, 1896 (page 218), that in "1933, the Legislature decreed daylight # saving for the period between the last Sunday of each April and the # last Sunday of each September, but less than a month later repealed the # act," (page 220), that year-round daylight saving time was in effect --- 682,692 ---- # From Arthur David Olson (2010-12-09): # "Hawaiian Time" by Robert C. Schmitt and Doak C. Cox appears on pages 207-225 # of volume 26 of The Hawaiian Journal of History (1992). As of 2010-12-09, # the article is available at ! # https://evols.library.manoa.hawaii.edu/bitstream/10524/239/2/JL26215.pdf # and indicates that standard time was adopted effective noon, January # 13, 1896 (page 218), that in "1933, the Legislature decreed daylight # saving for the period between the last Sunday of each April and the # last Sunday of each September, but less than a month later repealed the # act," (page 220), that year-round daylight saving time was in effect
*** 767,777 **** -7:00 US M%sT # Indiana # # For a map of Indiana's time zone regions, see: ! # http://en.wikipedia.org/wiki/Time_in_Indiana # # From Paul Eggert (2007-08-17): # Since 1970, most of Indiana has been like America/Indiana/Indianapolis, # with the following exceptions: # --- 781,791 ---- -7:00 US M%sT # Indiana # # For a map of Indiana's time zone regions, see: ! # https://en.wikipedia.org/wiki/Time_in_Indiana # # From Paul Eggert (2007-08-17): # Since 1970, most of Indiana has been like America/Indiana/Indianapolis, # with the following exceptions: #
*** 994,1004 **** # The difference an hour makes, Nando Times (2000-08-29 15:33 -0400). # # From Paul Eggert (2001-07-16): # The final rule was published in the # Federal Register 65, 160 (2000-08-17), pp 50154-50158. ! # http://frwebgate.access.gpo.gov/cgi-bin/getdoc.cgi?dbname=2000_register&docid=fr17au00-22 # Zone America/Kentucky/Monticello -5:39:24 - LMT 1883 Nov 18 12:20:36 -6:00 US C%sT 1946 -6:00 - CST 1968 -6:00 US C%sT 2000 Oct 29 2:00 --- 1008,1018 ---- # The difference an hour makes, Nando Times (2000-08-29 15:33 -0400). # # From Paul Eggert (2001-07-16): # The final rule was published in the # Federal Register 65, 160 (2000-08-17), pp 50154-50158. ! # https://www.gpo.gov/fdsys/pkg/FR-2000-08-17/html/00-20854.htm # Zone America/Kentucky/Monticello -5:39:24 - LMT 1883 Nov 18 12:20:36 -6:00 US C%sT 1946 -6:00 - CST 1968 -6:00 US C%sT 2000 Oct 29 2:00
*** 1020,1030 **** # See America/Indiana/Knox for the Starke County, IN change. # See America/North_Dakota/Center for the Oliver County, ND change. # West Wendover, NV officially switched from Pacific to mountain time on # 1999-10-31. See the # Federal Register 64, 203 (1999-10-21), pp 56705-56707. ! # http://frwebgate.access.gpo.gov/cgi-bin/getdoc.cgi?dbname=1999_register&docid=fr21oc99-15 # However, the Federal Register says that West Wendover already operated # on mountain time, and the rule merely made this official; # hence a separate tz entry is not needed. # Michigan --- 1034,1044 ---- # See America/Indiana/Knox for the Starke County, IN change. # See America/North_Dakota/Center for the Oliver County, ND change. # West Wendover, NV officially switched from Pacific to mountain time on # 1999-10-31. See the # Federal Register 64, 203 (1999-10-21), pp 56705-56707. ! # https://www.gpo.gov/fdsys/pkg/FR-1999-10-21/html/99-27240.htm # However, the Federal Register says that West Wendover already operated # on mountain time, and the rule merely made this official; # hence a separate tz entry is not needed. # Michigan
*** 1050,1065 **** # From Paul Eggert (2001-03-06): # Garland (1927) writes "Cleveland and Detroit advanced their clocks # one hour in 1914." This change is not in Shanks. We have no more # info, so omit this for now. # # Most of Michigan observed DST from 1973 on, but was a bit late in 1975. # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER Rule Detroit 1948 only - Apr lastSun 2:00 1:00 D Rule Detroit 1948 only - Sep lastSun 2:00 0 S - Rule Detroit 1967 only - Jun 14 2:00 1:00 D - Rule Detroit 1967 only - Oct lastSun 2:00 0 S # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone America/Detroit -5:32:11 - LMT 1905 -6:00 - CST 1915 May 15 2:00 -5:00 - EST 1942 -5:00 US E%sT 1946 --- 1064,1090 ---- # From Paul Eggert (2001-03-06): # Garland (1927) writes "Cleveland and Detroit advanced their clocks # one hour in 1914." This change is not in Shanks. We have no more # info, so omit this for now. # + # From Paul Eggert (2017-07-26): + # Although Shanks says Detroit observed DST in 1967 from 06-14 00:01 + # until 10-29 00:01, I now see multiple reports that this is incorrect. + # For example, according to a 50-year anniversary report about the 1967 + # Detroit riots and a major-league doubleheader on 1967-07-23, "By the time + # the last fly ball of the doubleheader settled into the glove of leftfielder + # Lenny Green, it was after 7 p.m. Detroit did not observe daylight saving + # time, so light was already starting to fail. Twilight was made even deeper + # by billowing columns of smoke that ascended in an unbroken wall north of the + # ballpark." See: Dow B. Detroit '67: As violence unfolded, Tigers played two + # at home vs. Yankees. Detroit Free Press 2017-07-23. + # https://www.freep.com/story/sports/mlb/tigers/2017/07/23/detroit-tigers-1967-riot-new-york-yankees/499951001/ + # # Most of Michigan observed DST from 1973 on, but was a bit late in 1975. # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER Rule Detroit 1948 only - Apr lastSun 2:00 1:00 D Rule Detroit 1948 only - Sep lastSun 2:00 0 S # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone America/Detroit -5:32:11 - LMT 1905 -6:00 - CST 1915 May 15 2:00 -5:00 - EST 1942 -5:00 US E%sT 1946
*** 1119,1129 **** # William Willett, The Waste of Daylight, 19th edition # <http://cs.ucla.edu/~eggert/The-Waste-of-Daylight-19th.pdf> # [PDF] (1914-03) # # Milne J. Civil time. Geogr J. 1899 Feb;13(2):173-94 ! # <http://www.jstor.org/stable/1774359>. # # See the 'europe' file for Greenland. # Canada --- 1144,1154 ---- # William Willett, The Waste of Daylight, 19th edition # <http://cs.ucla.edu/~eggert/The-Waste-of-Daylight-19th.pdf> # [PDF] (1914-03) # # Milne J. Civil time. Geogr J. 1899 Feb;13(2):173-94 ! # <https://www.jstor.org/stable/1774359>. # # See the 'europe' file for Greenland. # Canada
*** 1165,1187 **** # From Chris Walton (2006-04-01, 2006-04-25, 2006-06-26, 2007-01-31, # 2007-03-01): # The British Columbia government announced yesterday that it will # adjust daylight savings next year to align with changes in the # U.S. and the rest of Canada.... ! # http://www2.news.gov.bc.ca/news_releases_2005-2009/2006AG0014-000330.htm # ... # Nova Scotia # Daylight saving time will be extended by four weeks starting in 2007.... ! # http://www.gov.ns.ca/just/regulations/rg2/2006/ma1206.pdf # # [For New Brunswick] the new legislation dictates that the time change is to # be done at 02:00 instead of 00:01. ! # http://www.gnb.ca/0062/acts/BBA-2006/Chap-19.pdf # ... # Manitoba has traditionally changed the clock every fall at 03:00. # As of 2006, the transition is to take place one hour earlier at 02:00. ! # http://web2.gov.mb.ca/laws/statutes/ccsm/o030e.php # ... # [Alberta, Ontario, Quebec] will follow US rules. # http://www.qp.gov.ab.ca/documents/spring/CH03_06.CFM # http://www.e-laws.gov.on.ca/DBLaws/Source/Regs/English/2006/R06111_e.htm # http://www2.publicationsduquebec.gouv.qc.ca/dynamicSearch/telecharge.php?type=5&file=2006C39A.PDF --- 1190,1212 ---- # From Chris Walton (2006-04-01, 2006-04-25, 2006-06-26, 2007-01-31, # 2007-03-01): # The British Columbia government announced yesterday that it will # adjust daylight savings next year to align with changes in the # U.S. and the rest of Canada.... ! # https://archive.news.gov.bc.ca/releases/news_releases_2005-2009/2006AG0014-000330.htm # ... # Nova Scotia # Daylight saving time will be extended by four weeks starting in 2007.... ! # https://www.novascotia.ca/just/regulations/rg2/2006/ma1206.pdf # # [For New Brunswick] the new legislation dictates that the time change is to # be done at 02:00 instead of 00:01. ! # https://www.gnb.ca/0062/acts/BBA-2006/Chap-19.pdf # ... # Manitoba has traditionally changed the clock every fall at 03:00. # As of 2006, the transition is to take place one hour earlier at 02:00. ! # https://web2.gov.mb.ca/laws/statutes/ccsm/o030e.php # ... # [Alberta, Ontario, Quebec] will follow US rules. # http://www.qp.gov.ab.ca/documents/spring/CH03_06.CFM # http://www.e-laws.gov.on.ca/DBLaws/Source/Regs/English/2006/R06111_e.htm # http://www2.publicationsduquebec.gouv.qc.ca/dynamicSearch/telecharge.php?type=5&file=2006C39A.PDF
*** 1191,1201 **** # ... # Province of Newfoundland and Labrador.... # http://www.hoa.gov.nl.ca/hoa/bills/Bill0634.htm # ... # Yukon ! # http://www.gov.yk.ca/legislation/regs/oic2006_127.pdf # ... # N.W.T. will follow US rules. Whoever maintains the government web site # does not seem to believe in bookmarks. To see the news release, click the # following link and search for "Daylight Savings Time Change". Press the # "Daylight Savings Time Change" link; it will fire off a popup using --- 1216,1226 ---- # ... # Province of Newfoundland and Labrador.... # http://www.hoa.gov.nl.ca/hoa/bills/Bill0634.htm # ... # Yukon ! # https://www.gov.yk.ca/legislation/regs/oic2006_127.pdf # ... # N.W.T. will follow US rules. Whoever maintains the government web site # does not seem to believe in bookmarks. To see the news release, click the # following link and search for "Daylight Savings Time Change". Press the # "Daylight Savings Time Change" link; it will fire off a popup using
*** 1212,1223 **** # http://www.canadiangeographic.ca/Magazine/SO98/alacarte.asp # contains detailed boundaries for regions observing nonstandard # time and daylight saving time arrangements in Canada circa 1998. # # National Research Council Canada maintains info about time zones and DST. ! # http://www.nrc-cnrc.gc.ca/eng/services/time/time_zones.html ! # http://www.nrc-cnrc.gc.ca/eng/services/time/faq/index.html#Q5 # Its unofficial information is often taken from Matthews and Vincent. # From Paul Eggert (2006-06-27): # For now, assume all of DST-observing Canada will fall into line with the # new US DST rules, --- 1237,1248 ---- # http://www.canadiangeographic.ca/Magazine/SO98/alacarte.asp # contains detailed boundaries for regions observing nonstandard # time and daylight saving time arrangements in Canada circa 1998. # # National Research Council Canada maintains info about time zones and DST. ! # https://www.nrc-cnrc.gc.ca/eng/services/time/time_zones.html ! # https://www.nrc-cnrc.gc.ca/eng/services/time/faq/index.html#Q5 # Its unofficial information is often taken from Matthews and Vincent. # From Paul Eggert (2006-06-27): # For now, assume all of DST-observing Canada will fall into line with the # new US DST rules,
*** 1250,1264 **** Rule Canada 2007 max - Nov Sun>=1 2:00 0 S # Newfoundland and Labrador ! # From Paul Eggert (2000-10-02): ! # Matthews and Vincent (1998) write that Labrador should use NST/NDT, ! # but the only part of Labrador that follows the rules is the ! # southeast corner, including Port Hope Simpson and Mary's Harbour, ! # but excluding, say, Black Tickle. # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule StJohns 1917 only - Apr 8 2:00 1:00 D Rule StJohns 1917 only - Sep 17 2:00 0 S # Whitman gives 1919 Apr 5 and 1920 Apr 5; go with Shanks & Pottenger. --- 1275,1291 ---- Rule Canada 2007 max - Nov Sun>=1 2:00 0 S # Newfoundland and Labrador ! # From Paul Eggert (2017-10-14): ! # Legally Labrador should observe Newfoundland time; see: ! # McLeod J. Labrador time - legal or not? St. John's Telegram, 2017-10-07 ! # http://www.thetelegram.com/news/local/labrador-time--legal-or-not-154860/ ! # Matthews and Vincent (1998) write that the only part of Labrador ! # that follows the rules is the southeast corner, including Port Hope ! # Simpson and Mary's Harbour, but excluding, say, Black Tickle. # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule StJohns 1917 only - Apr 8 2:00 1:00 D Rule StJohns 1917 only - Sep 17 2:00 0 S # Whitman gives 1919 Apr 5 and 1920 Apr 5; go with Shanks & Pottenger.
*** 1454,1464 **** # The Quebec department of justice writes in # "The situation in Minganie and Basse-Côte-Nord" # http://www.justice.gouv.qc.ca/english/publications/generale/temps-minganie-a.htm # that the coastal strip from just east of Natashquan to Blanc-Sablon # observes Atlantic standard time all year round. ! # http://www.assnat.qc.ca/Media/Process.aspx?MediaId=ANQ.Vigie.Bll.DocumentGenerique_8845en # says this common practice was codified into law as of 2007. # For lack of better info, guess this practice began around 1970, contra to # Shanks & Pottenger who have this region observing AST/ADT. # Zone NAME GMTOFF RULES FORMAT [UNTIL] --- 1481,1491 ---- # The Quebec department of justice writes in # "The situation in Minganie and Basse-Côte-Nord" # http://www.justice.gouv.qc.ca/english/publications/generale/temps-minganie-a.htm # that the coastal strip from just east of Natashquan to Blanc-Sablon # observes Atlantic standard time all year round. ! # https://www.assnat.qc.ca/Media/Process.aspx?MediaId=ANQ.Vigie.Bll.DocumentGenerique_8845en # says this common practice was codified into law as of 2007. # For lack of better info, guess this practice began around 1970, contra to # Shanks & Pottenger who have this region observing AST/ADT. # Zone NAME GMTOFF RULES FORMAT [UNTIL]
*** 1486,1495 **** --- 1513,1527 ---- # only two weeks - I copied it as Saturday, 1912-07-07, 22:00, but # presumably that should be -07-06. (1912-06-19, -07-12; also letters # earlier in June). # # Kenora, Ontario, was to abandon DST on 1914-06-01 (-05-21). + # + # From Paul Eggert (2017-07-08): + # For more on Orillia, see: Daubs K. Bold attempt at daylight saving + # time became a comic failure in Orillia. Toronto Star 2017-07-08. + # https://www.thestar.com/news/insight/2017/07/08/bold-attempt-at-daylight-saving-time-became-a-comic-failure-in-orillia.html # From Paul Eggert (1997-10-17): # Mark Brader writes that an article in the 1997-10-14 Toronto Star # says that Atikokan, Ontario currently does not observe DST, # but will vote on 11-10 whether to use EST/EDT.
*** 1977,1987 **** # Dawson switched to PST in 1973. Inuvik switched to MST in 1979. # Mathew Englander (1996-10-07) gives the following refs: # * 1967. Paragraph 28(34)(g) of the Interpretation Act, S.C. 1967-68, # c. 7 defines Yukon standard time as UTC-9.... # see Interpretation Act, R.S.C. 1985, c. I-21, s. 35(1). ! # [http://canlii.ca/t/7vhg] # * C.O. 1973/214 switched Yukon to PST on 1973-10-28 00:00. # * O.I.C. 1980/02 established DST. # * O.I.C. 1987/056 changed DST to Apr firstSun 2:00 to Oct lastSun 2:00. # From Brian Inglis (2015-04-14): --- 2009,2019 ---- # Dawson switched to PST in 1973. Inuvik switched to MST in 1979. # Mathew Englander (1996-10-07) gives the following refs: # * 1967. Paragraph 28(34)(g) of the Interpretation Act, S.C. 1967-68, # c. 7 defines Yukon standard time as UTC-9.... # see Interpretation Act, R.S.C. 1985, c. I-21, s. 35(1). ! # [https://www.canlii.org/en/ca/laws/stat/rsc-1985-c-i-21/latest/rsc-1985-c-i-21.html] # * C.O. 1973/214 switched Yukon to PST on 1973-10-28 00:00. # * O.I.C. 1980/02 established DST. # * O.I.C. 1987/056 changed DST to Apr firstSun 2:00 to Oct lastSun 2:00. # From Brian Inglis (2015-04-14):
*** 2042,2052 **** # 3. In the remainder of the Territory, lying west of the 138th degree # longitude west, Yukon (West) Standard Time shall be reckoned as nine # hours behind Greenwich Time. # # * Yukon Standard Time defined as Pacific Standard Time, YCO 1973/214 ! # http://www.canlii.org/en/yk/laws/regu/yco-1973-214/latest/yco-1973-214.html # C.O. 1973/214 INTERPRETATION ACT ... # # 1. Effective October 28, 1973 Commissioner's Order 1967/59 is hereby # revoked. # --- 2074,2084 ---- # 3. In the remainder of the Territory, lying west of the 138th degree # longitude west, Yukon (West) Standard Time shall be reckoned as nine # hours behind Greenwich Time. # # * Yukon Standard Time defined as Pacific Standard Time, YCO 1973/214 ! # https://www.canlii.org/en/yk/laws/regu/yco-1973-214/latest/yco-1973-214.html # C.O. 1973/214 INTERPRETATION ACT ... # # 1. Effective October 28, 1973 Commissioner's Order 1967/59 is hereby # revoked. #
*** 2057,2067 **** # # * O.I.C. 1980/02 INTERPRETATION ACT # http://? - no online source found # # * Yukon Daylight Saving Time, YOIC 1987/56 ! # http://www.canlii.org/en/yk/laws/regu/yoic-1987-56/latest/yoic-1987-56.html # O.I.C. 1987/056 INTERPRETATION ACT ... # # In every year between # (a) two o'clock in the morning in the first Sunday in April, and # (b) two o'clock in the morning in the last Sunday in October, --- 2089,2099 ---- # # * O.I.C. 1980/02 INTERPRETATION ACT # http://? - no online source found # # * Yukon Daylight Saving Time, YOIC 1987/56 ! # https://www.canlii.org/en/yk/laws/regu/yoic-1987-56/latest/yoic-1987-56.html # O.I.C. 1987/056 INTERPRETATION ACT ... # # In every year between # (a) two o'clock in the morning in the first Sunday in April, and # (b) two o'clock in the morning in the last Sunday in October,
*** 2069,2079 **** # called Yukon Daylight Saving Time. # ... # Dated ... 9th day of March, A.D., 1987. # # * Yukon Daylight Saving Time 2006, YOIC 2006/127 ! # http://www.canlii.org/en/yk/laws/regu/yoic-2006-127/latest/yoic-2006-127.html # O.I.C. 2006/127 INTERPRETATION ACT ... # # 1. In Yukon each year the time for general purposes shall be 7 hours # behind Greenwich mean time during the period commencing at two o'clock # in the forenoon on the second Sunday of March and ending at two o'clock --- 2101,2111 ---- # called Yukon Daylight Saving Time. # ... # Dated ... 9th day of March, A.D., 1987. # # * Yukon Daylight Saving Time 2006, YOIC 2006/127 ! # https://www.canlii.org/en/yk/laws/regu/yoic-2006-127/latest/yoic-2006-127.html # O.I.C. 2006/127 INTERPRETATION ACT ... # # 1. In Yukon each year the time for general purposes shall be 7 hours # behind Greenwich mean time during the period commencing at two o'clock # in the forenoon on the second Sunday of March and ending at two o'clock
*** 2083,2093 **** # 2. Order-in-Council 1987/56 is revoked. # # 3. This order comes into force January 1, 2007. # # * Interpretation Act, RSY 2002, c 125 ! # http://www.canlii.org/en/yk/laws/stat/rsy-2002-c-125/latest/rsy-2002-c-125.html # From Rives McDow (1999-09-04): # Nunavut ... moved ... to incorporate the whole territory into one time zone. # Nunavut moves to single time zone Oct. 31 # http://www.nunatsiaq.com/nunavut/nvt90903_13.html --- 2115,2125 ---- # 2. Order-in-Council 1987/56 is revoked. # # 3. This order comes into force January 1, 2007. # # * Interpretation Act, RSY 2002, c 125 ! # https://www.canlii.org/en/yk/laws/stat/rsy-2002-c-125/latest/rsy-2002-c-125.html # From Rives McDow (1999-09-04): # Nunavut ... moved ... to incorporate the whole territory into one time zone. # Nunavut moves to single time zone Oct. 31 # http://www.nunatsiaq.com/nunavut/nvt90903_13.html
*** 2126,2136 **** # their senses", but the locals evidently don't see any problem with # the current state of affairs. # From Michaela Rodrigue, writing in the # Nunatsiaq News (1999-11-19): ! # http://www.nunatsiaq.com/archives/nunavut991130/nvt91119_17.html # Clyde River, Pangnirtung and Sanikiluaq now operate with two time zones, # central - or Nunavut time - for government offices, and eastern time # for municipal offices and schools.... Igloolik [was similar but then] # made the switch to central time on Saturday, Nov. 6. --- 2158,2168 ---- # their senses", but the locals evidently don't see any problem with # the current state of affairs. # From Michaela Rodrigue, writing in the # Nunatsiaq News (1999-11-19): ! # http://www.nunatsiaqonline.ca/archives/nunavut991130/nvt91119_17.html # Clyde River, Pangnirtung and Sanikiluaq now operate with two time zones, # central - or Nunavut time - for government offices, and eastern time # for municipal offices and schools.... Igloolik [was similar but then] # made the switch to central time on Saturday, Nov. 6.
*** 2144,2154 **** # Central, Eastern and Atlantic Time zones only uses Eastern Time. # Gjoa Haven, Taloyoak and Pelly Bay all use Mountain instead of # Central Time and Southampton Island [in the Central zone] is not # required to use daylight savings. ! # From <http://www.nunatsiaq.com/archives/nunavut001130/nvt21110_02.html> # Nunavut now has two time zones (2000-11-10): # The Nunavut government would allow its employees in Kugluktuk and # Cambridge Bay to operate on central time year-round, putting them # one hour behind the rest of Nunavut for six months during the winter. # At the end of October the two communities had rebelled against --- 2176,2186 ---- # Central, Eastern and Atlantic Time zones only uses Eastern Time. # Gjoa Haven, Taloyoak and Pelly Bay all use Mountain instead of # Central Time and Southampton Island [in the Central zone] is not # required to use daylight savings. ! # From <http://www.nunatsiaqonline.ca/archives/nunavut001130/nvt21110_02.html> # Nunavut now has two time zones (2000-11-10): # The Nunavut government would allow its employees in Kugluktuk and # Cambridge Bay to operate on central time year-round, putting them # one hour behind the rest of Nunavut for six months during the winter. # At the end of October the two communities had rebelled against
*** 2475,2485 **** # # There is also a list of the votes here: # http://gaceta.diputados.gob.mx/Gaceta/61/2009/dic/V2-101209.html # # Our page: ! # http://www.timeanddate.com/news/time/north-mexico-dst-change.html # From Arthur David Olson (2010-01-20): # The page # http://dof.gob.mx/nota_detalle.php?codigo=5127480&fecha=06/01/2010 # includes this text: --- 2507,2517 ---- # # There is also a list of the votes here: # http://gaceta.diputados.gob.mx/Gaceta/61/2009/dic/V2-101209.html # # Our page: ! # https://www.timeanddate.com/news/time/north-mexico-dst-change.html # From Arthur David Olson (2010-01-20): # The page # http://dof.gob.mx/nota_detalle.php?codigo=5127480&fecha=06/01/2010 # includes this text:
*** 2894,2904 **** # It seems that Cuba will start DST on Sunday, 2007-03-16... # It was announced yesterday, according to this source (in Spanish): # http://www.nnc.cubaweb.cu/marzo-2008/cien-1-11-3-08.htm # # Some more background information is posted here: ! # http://www.timeanddate.com/news/time/cuba-starts-dst-march-16.html # # The article also says that Cuba has been observing DST since 1963, # while Shanks (and tzdata) has 1965 as the first date (except in the # 1940's). Many other web pages in Cuba also claim that it has been # observed since 1963, but with the exception of 1970 - an exception --- 2926,2936 ---- # It seems that Cuba will start DST on Sunday, 2007-03-16... # It was announced yesterday, according to this source (in Spanish): # http://www.nnc.cubaweb.cu/marzo-2008/cien-1-11-3-08.htm # # Some more background information is posted here: ! # https://www.timeanddate.com/news/time/cuba-starts-dst-march-16.html # # The article also says that Cuba has been observing DST since 1963, # while Shanks (and tzdata) has 1965 as the first date (except in the # 1940's). Many other web pages in Cuba also claim that it has been # observed since 1963, but with the exception of 1970 - an exception
*** 2941,2971 **** # # Source: # http://granma.co.cu/2011/03/08/nacional/artic01.html # # Our info: ! # http://www.timeanddate.com/news/time/cuba-starts-dst-2011.html # # From Steffen Thorsen (2011-10-30) # Cuba will end DST two weeks later this year. Instead of going back # tonight, it has been delayed to 2011-11-13 at 01:00. # # One source (Spanish) # http://www.radioangulo.cu/noticias/cuba/17105-cuba-restablecera-el-horario-del-meridiano-de-greenwich.html # # Our page: ! # http://www.timeanddate.com/news/time/cuba-time-changes-2011.html # # From Steffen Thorsen (2012-03-01) # According to Radio Reloj, Cuba will start DST on Midnight between March # 31 and April 1. # # Radio Reloj has the following info (Spanish): # http://www.radioreloj.cu/index.php/noticias-radio-reloj/71-miscelaneas/7529-cuba-aplicara-el-horario-de-verano-desde-el-1-de-abril # # Our info on it: ! # http://www.timeanddate.com/news/time/cuba-starts-dst-2012.html # From Steffen Thorsen (2012-11-03): # Radio Reloj and many other sources report that Cuba is changing back # to standard time on 2012-11-04: # http://www.radioreloj.cu/index.php/noticias-radio-reloj/36-nacionales/9961-regira-horario-normal-en-cuba-desde-el-domingo-cuatro-de-noviembre --- 2973,3003 ---- # # Source: # http://granma.co.cu/2011/03/08/nacional/artic01.html # # Our info: ! # https://www.timeanddate.com/news/time/cuba-starts-dst-2011.html # # From Steffen Thorsen (2011-10-30) # Cuba will end DST two weeks later this year. Instead of going back # tonight, it has been delayed to 2011-11-13 at 01:00. # # One source (Spanish) # http://www.radioangulo.cu/noticias/cuba/17105-cuba-restablecera-el-horario-del-meridiano-de-greenwich.html # # Our page: ! # https://www.timeanddate.com/news/time/cuba-time-changes-2011.html # # From Steffen Thorsen (2012-03-01) # According to Radio Reloj, Cuba will start DST on Midnight between March # 31 and April 1. # # Radio Reloj has the following info (Spanish): # http://www.radioreloj.cu/index.php/noticias-radio-reloj/71-miscelaneas/7529-cuba-aplicara-el-horario-de-verano-desde-el-1-de-abril # # Our info on it: ! # https://www.timeanddate.com/news/time/cuba-starts-dst-2012.html # From Steffen Thorsen (2012-11-03): # Radio Reloj and many other sources report that Cuba is changing back # to standard time on 2012-11-04: # http://www.radioreloj.cu/index.php/noticias-radio-reloj/36-nacionales/9961-regira-horario-normal-en-cuba-desde-el-domingo-cuatro-de-noviembre
*** 3156,3167 **** # http://www.canalplushaiti.net/?p=6714 # From Steffen Thorsen (2016-03-12): # Jean Antoine, editor of www.haiti-reference.com informed us that Haiti # are not going on DST this year. Several other resources confirm this: ... ! # http://www.radiotelevisioncaraibes.com/presse/heure_d_t_pas_de_changement_d_heure_pr_vu_pour_cet_ann_e.html ! # http://www.vantbefinfo.com/changement-dheure-pas-pour-haiti/ # http://news.anmwe.com/haiti-lheure-nationale-ne-sera-ni-avancee-ni-reculee-cette-annee/ # From Steffen Thorsen (2017-03-12): # We have received 4 mails from different people telling that Haiti # has started DST again today, and this source seems to confirm that, --- 3188,3199 ---- # http://www.canalplushaiti.net/?p=6714 # From Steffen Thorsen (2016-03-12): # Jean Antoine, editor of www.haiti-reference.com informed us that Haiti # are not going on DST this year. Several other resources confirm this: ... ! # https://www.radiotelevisioncaraibes.com/presse/heure_d_t_pas_de_changement_d_heure_pr_vu_pour_cet_ann_e.html ! # https://www.vantbefinfo.com/changement-dheure-pas-pour-haiti/ # http://news.anmwe.com/haiti-lheure-nationale-ne-sera-ni-avancee-ni-reculee-cette-annee/ # From Steffen Thorsen (2017-03-12): # We have received 4 mails from different people telling that Haiti # has started DST again today, and this source seems to confirm that,
*** 3356,3366 **** # See America/Port_of_Spain. # Turks and Caicos # # From Chris Dunn in ! # http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=415007 # (2007-03-15): In the Turks & Caicos Islands (America/Grand_Turk) the # daylight saving dates for time changes have been adjusted to match # the recent U.S. change of dates. # # From Brian Inglis (2007-04-28): --- 3388,3398 ---- # See America/Port_of_Spain. # Turks and Caicos # # From Chris Dunn in ! # https://bugs.debian.org/415007 # (2007-03-15): In the Turks & Caicos Islands (America/Grand_Turk) the # daylight saving dates for time changes have been adjusted to match # the recent U.S. change of dates. # # From Brian Inglis (2007-04-28):
*** 3378,3393 **** # From Chris Walton (2014-11-04): # ... the TCI government appears to have delayed the switch to # "permanent daylight saving time" by one year.... # http://tcweeklynews.com/time-change-to-go-ahead-this-november-p5437-127.htm # # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone America/Grand_Turk -4:44:32 - LMT 1890 -5:07:11 - KMT 1912 Feb # Kingston Mean Time -5:00 - EST 1979 -5:00 US E%sT 2015 Nov Sun>=1 2:00 ! -4:00 - AST # British Virgin Is # Virgin Is # See America/Port_of_Spain. --- 3410,3438 ---- # From Chris Walton (2014-11-04): # ... the TCI government appears to have delayed the switch to # "permanent daylight saving time" by one year.... # http://tcweeklynews.com/time-change-to-go-ahead-this-november-p5437-127.htm # + # From the Turks & Caicos Cabinet (2017-07-20), heads-up from Steffen Thorsen: + # ... agreed to the reintroduction in TCI of Daylight Saving Time (DST) + # during the summer months and Standard Time, also known as Local + # Time, during the winter months with effect from April 2018 ... + # https://www.gov.uk/government/news/turks-and-caicos-post-cabinet-meeting-statement--3 + # + # From Paul Eggert (2017-08-26): + # The date of effect of the spring 2018 change appears to be March 11, + # which makes more sense. See: Hamilton D. Time change back + # by March 2018 for TCI. Magnetic Media. 2017-08-25. + # http://magneticmediatv.com/2017/08/time-change-back-by-march-2018-for-tci/ + # # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone America/Grand_Turk -4:44:32 - LMT 1890 -5:07:11 - KMT 1912 Feb # Kingston Mean Time -5:00 - EST 1979 -5:00 US E%sT 2015 Nov Sun>=1 2:00 ! -4:00 - AST 2018 Mar 11 3:00 ! -5:00 US E%sT # British Virgin Is # Virgin Is # See America/Port_of_Spain.
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