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@@ -126,14 +126,17 @@
# 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
+# 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
@@ -278,11 +281,11 @@
#
# 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
+# 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.
@@ -367,20 +370,20 @@
# 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 ...
+# 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....
-# http://www.legis.state.wi.us/2007/data/acts/07Act3.pdf
+# 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
@@ -423,11 +426,11 @@
# 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
+# 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
@@ -474,11 +477,11 @@
# 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
+# 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
@@ -495,12 +498,12 @@
#
# 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
+# 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
@@ -513,24 +516,35 @@
-8:00 US P%sT
# Alaska
# AK%sT is the modern abbreviation for -09 per USNO.
#
-# From Paul Eggert (2001-05-30):
+# 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.
-# 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.
+# 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, none of the exact locations mentioned below were
+# 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.) However, there
-# were nearby inhabitants in some cases and for our purposes perhaps
-# it's best to simply use the official transition.
+# (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."
@@ -579,64 +593,64 @@
# 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/
+# 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 18
+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 18
+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 18
+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 18
+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 18
+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 12:58:21 - LMT 1867 Oct 18
+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 12:13:21 - LMT 1867 Oct 18
+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
@@ -668,11 +682,11 @@
# 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
+# 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
@@ -767,11 +781,11 @@
-7:00 US M%sT
# Indiana
#
# For a map of Indiana's time zone regions, see:
-# http://en.wikipedia.org/wiki/Time_in_Indiana
+# 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:
#
@@ -994,11 +1008,11 @@
# 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
+# 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
@@ -1020,11 +1034,11 @@
# 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
+# 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
@@ -1050,16 +1064,27 @@
# 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
-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
@@ -1119,11 +1144,11 @@
# 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>.
+# <https://www.jstor.org/stable/1774359>.
#
# See the 'europe' file for Greenland.
# Canada
@@ -1165,23 +1190,23 @@
# 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
+# 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....
-# http://www.gov.ns.ca/just/regulations/rg2/2006/ma1206.pdf
+# 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.
-# http://www.gnb.ca/0062/acts/BBA-2006/Chap-19.pdf
+# 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.
-# http://web2.gov.mb.ca/laws/statutes/ccsm/o030e.php
+# 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
@@ -1191,11 +1216,11 @@
# ...
# 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
+# 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
@@ -1212,12 +1237,12 @@
# 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
+# 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,
@@ -1250,15 +1275,17 @@
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.
+# 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.
@@ -1454,11 +1481,11 @@
# 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
+# 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]
@@ -1486,10 +1513,15 @@
# 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.
@@ -1977,11 +2009,11 @@
# 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]
+# [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):
@@ -2042,11 +2074,11 @@
# 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
+# 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.
#
@@ -2057,11 +2089,11 @@
#
# * 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
+# 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,
@@ -2069,11 +2101,11 @@
# 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
+# 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
@@ -2083,11 +2115,11 @@
# 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
+# 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
@@ -2126,11 +2158,11 @@
# 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
+# 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.
@@ -2144,11 +2176,11 @@
# 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>
+# 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
@@ -2475,11 +2507,11 @@
#
# 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
+# 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:
@@ -2894,11 +2926,11 @@
# 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
+# 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
@@ -2941,31 +2973,31 @@
#
# Source:
# http://granma.co.cu/2011/03/08/nacional/artic01.html
#
# Our info:
-# http://www.timeanddate.com/news/time/cuba-starts-dst-2011.html
+# 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:
-# http://www.timeanddate.com/news/time/cuba-time-changes-2011.html
+# 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:
-# http://www.timeanddate.com/news/time/cuba-starts-dst-2012.html
+# 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
@@ -3156,12 +3188,12 @@
# 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/
+# 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,
@@ -3356,11 +3388,11 @@
# See America/Port_of_Spain.
# Turks and Caicos
#
# From Chris Dunn in
-# http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=415007
+# 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):
@@ -3378,16 +3410,29 @@
# 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
+ -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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