--- old/make/data/tzdata/northamerica 2020-04-27 10:27:25.450954612 +0000 +++ new/make/data/tzdata/northamerica 2020-04-27 10:27:25.066935251 +0000 @@ -109,7 +109,7 @@ # For more about the first ten years of DST in the United States, see # Robert Garland, Ten years of daylight saving from the Pittsburgh standpoint # (Carnegie Library of Pittsburgh, 1927). -# http://www.clpgh.org/exhibit/dst.html +# https://web.archive.org/web/20160517155308/http://www.clpgh.org/exhibit/dst.html # # Shanks says that DST was called "War Time" in the US in 1918 and 1919. # However, DST was imposed by the Standard Time Act of 1918, which @@ -1493,7 +1493,8 @@ -4:00 Canada A%sT -# west Labrador, Nova Scotia, Prince Edward I +# west Labrador, Nova Scotia, Prince Edward I, +# Îles-de-la-Madeleine, Listuguj reserve # From Brian Inglis (2015-07-20): # From the historical weather station records available at: @@ -1512,6 +1513,13 @@ # in Canada to observe DST in 1971 but not 1970; for now we'll assume # this is a typo. +# From Jeffery Nichols (2020-01-09): +# America/Halifax ... also applies to Îles-de-la-Madeleine and the Listuguj +# reserve in Quebec. Officially, this came into effect on January 1, 2007 +# (Legal Time Act, CQLR c T-5.1), but the legislative debates surrounding that +# bill say that it is "accommodating the customs and practices" of those +# regions, which suggests that they have always been in-line with Halifax. + # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Halifax 1916 only - Apr 1 0:00 1:00 D Rule Halifax 1916 only - Oct 1 0:00 0 S @@ -1605,19 +1613,20 @@ # Quebec -# From Paul Eggert (2015-03-24): +# From Paul Eggert (2020-01-10): # See America/Toronto for most of Quebec, including Montreal. +# See America/Halifax for the Îles de la Madeleine and the Listuguj reserve. # # Matthews and Vincent (1998) also write that Quebec east of the -63 # meridian is supposed to observe AST, but residents as far east as # Natashquan use EST/EDT, and residents east of Natashquan use AST. # 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 +# https://www.justice.gouv.qc.ca/en/department/ministre/functions-and-responsabilities/legal-time-in-quebec/the-situation-in-minganie-and-basse-cote-nord/ # 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. +# This common practice was codified into law as of 2007; see Legal Time Act, +# CQLR c T-5.1 . # For lack of better info, guess this practice began around 1970, contra to # Shanks & Pottenger who have this region observing AST/ADT. @@ -1636,6 +1645,15 @@ # Nipigon (EST) and Rainy River (CST) are the largest that we know of. # Far west Ontario is like Winnipeg; far east Quebec is like Halifax. +# From Jeffery Nichols (2020-02-06): +# According to the [Shanks] atlas, those western Ontario zones are huge, +# covering most of Ontario northwest of Sault Ste Marie and Timmins. +# The zones seem to include towns bigger than the ones they're named after, +# like Dryden in America/Rainy_River and Wawa (and maybe Attawapiskat) in +# America/Nipigon. I assume it's too much trouble to change the name of the +# zone (like when you found out that America/Glace_Bay includes Sydney, Nova +# Scotia).... + # From Mark Brader (2003-07-26): # [According to the Toronto Star] Orillia, Ontario, adopted DST # effective Saturday, 1912-06-22, 22:00; the article mentions that @@ -2442,6 +2460,18 @@ # obtained in November 2008 should be ignored... # I apologize for reporting incorrect information in 2008. +# From Tim Parenti (2020-03-05): +# The government of Yukon announced [yesterday] the cessation of seasonal time +# changes. "After clocks are pushed ahead one hour on March 8, the territory +# will remain on [UTC-07]. ... [The government] found 93 per cent of +# respondents wanted to end seasonal time changes and, of that group, 70 per +# cent wanted 'permanent Pacific Daylight Saving Time.'" +# https://www.cbc.ca/news/canada/north/yukon-end-daylight-saving-time-1.5486358 +# +# Although the government press release prefers PDT, we prefer MST for +# consistency with nearby Dawson Creek, Creston, and Fort Nelson. +# https://yukon.ca/en/news/yukon-end-seasonal-time-change + # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule NT_YK 1918 only - Apr 14 2:00 1:00 D Rule NT_YK 1918 only - Oct 27 2:00 0 S @@ -2496,11 +2526,13 @@ Zone America/Whitehorse -9:00:12 - LMT 1900 Aug 20 -9:00 NT_YK Y%sT 1967 May 28 0:00 -8:00 NT_YK P%sT 1980 - -8:00 Canada P%sT + -8:00 Canada P%sT 2020 Mar 8 2:00 + -7:00 - MST Zone America/Dawson -9:17:40 - LMT 1900 Aug 20 -9:00 NT_YK Y%sT 1973 Oct 28 0:00 -8:00 NT_YK P%sT 1980 - -8:00 Canada P%sT + -8:00 Canada P%sT 2020 Mar 8 2:00 + -7:00 - MST ###############################################################################