Branch: Tag:

2015-08-14

2015-08-14 14:44:31 by Henrik Grubbström (Grubba) <grubba@grubba.org>

Updated to tzdata2015e.

227:   # The law doesn't give abbreviations.   #   # From Paul Eggert (2000-01-08), following a heads-up from Rives McDow: - # Public law 106-564 (2000-12-23) introduced the abbreviation - # "Chamorro Standard Time" for time in Guam and the Northern Marianas. - # See the file "australasia". + # Public law 106-564 (2000-12-23) introduced ... "Chamorro Standard Time" + # for time in Guam and the Northern Marianas. See the file "australasia". + # + # 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.
536:    -11:00 - BST 1969    -11:00 US B%sT 1983 Oct 30 2:00    -10:00 US AH%sT 1983 Nov 30 -  -10:00 US HA%sT +  -10:00 US H%sT   # The following switches don't quite make our 1970 cutoff.   #   # Shanks writes that part of southwest Alaska (e.g. Aniak)
1841:   # 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. This is still valid; + # 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. - # Shanks & Pottenger say Yukon's 1973-10-28 switch was at 2:00; go - # with Englander. - # From Chris Walton (2006-06-26): - # Here is a link to the old daylight saving portion of the interpretation - # act which was last updated in 1987: - # http://www.gov.yk.ca/legislation/regs/oic1987_056.pdf +     -  + # From Brian Inglis (2015-04-14): + # + # I tried to trace the history of Yukon time and found the following + # regulations, giving the reference title and URL if found, regulation name, + # and relevant quote if available. Each regulation specifically revokes its + # predecessor. The final reference is to the current Interpretation Act + # authorizing and resulting from these regulatory changes. + # + # Only recent regulations were retrievable via Yukon government site search or + # index, and only some via Canadian legal sources. Other sources used include + # articles titled "Standard Time and Time Zones in Canada" from JRASC via ADS + # Abstracts, cited by ADO for 1932 ..., and updated versions from 1958 and + # 1970 quoted below; each article includes current extracts from provincial + # and territorial ST and DST regulations at the end, summaries and details of + # standard times and daylight saving time at many locations across Canada, + # with time zone maps, tables and calculations for Canadian Sunrise, Sunset, + # and LMST; they also cover many countries and global locations, with a chart + # and table showing current Universal Time offsets, and may be useful as + # another source of information for 1970 and earlier. + # + # * Standard Time and Time Zones in Canada; Smith, C.C.; JRASC, Vol. 26, + # pp.49-77; February 1932; SAO/NASA Astrophysics Data System (ADS) + # http://adsabs.harvard.edu/abs/1932JRASC..26...49S from p.75: + # Yukon Interpretation Ordinance + # Yukon standard time is the local mean time at the one hundred and + # thirty-fifth meridian. + # + # * Standard Time and Time Zones in Canada; Smith, C.C.; Thomson, Malcolm M.; + # JRASC, Vol. 52, pp.193-223; October 1958; SAO/NASA Astrophysics Data System + # (ADS) http://adsabs.harvard.edu/abs/1958JRASC..52..193S from pp.220-1: + # Yukon Interpretation Ordinance, 1955, Chap. 16. + # + # (1) Subject to this section, standard time shall be reckoned as nine + # hours behind Greenwich Time and called Yukon Standard Time. + # + # (2) Notwithstanding subsection (1), the Commissioner may make regulations + # varying the manner of reckoning standard time. + # + # * Yukon Territory Commissioner's Order 1966-20 Interpretation Ordinance + # http://? - no online source found + # + # * Standard Time and Time Zones in Canada; Thomson, Malcolm M.; JRASC, + # Vol. 64, pp.129-162; June 1970; SAO/NASA Astrophysics Data System (ADS) + # http://adsabs.harvard.edu/abs/1970JRASC..64..129T from p.156: Yukon + # Territory Commissioner's Order 1967-59 Interpretation Ordinance ... + # + # 1. Commissioner's Order 1966-20 dated at Whitehorse in the Yukon + # Territory on 27th January, 1966, is hereby revoked. + # + # 2. Yukon (East) Standard Time as defined by section 36 of the + # Interpretation Ordinance from and after mid-night on the 28th day of May, + # 1967 shall be reckoned in the same manner as Pacific Standard Time, that + # is to say, eight hours behind Greenwich Time in the area of the Yukon + # Territory lying east of the 138th degree longitude west. + # + # 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. + # + # 2. Yukon Standard Time as defined by section 36 of the Interpretation + # Act from and after midnight on the twenty-eighth day of October, 1973 + # shall be reckoned in the same manner as Pacific Standard Time, that is + # to say eight hours behind Greenwich Time. + # + # * 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, + # Standard Time shall be reckoned as seven hours behind Greenwich Time and + # 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 + # in the forenoon on the first Sunday of November and shall be called + # Yukon Daylight Saving Time. + # + # 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
2077:    -7:00 NT_YK M%sT 1980    -7:00 Canada M%sT   Zone America/Whitehorse -9:00:12 - LMT 1900 Aug 20 -  -9:00 NT_YK Y%sT 1966 Jul 1 2:00 +  -9:00 NT_YK Y%sT 1967 May 28 0:00    -8:00 NT_YK P%sT 1980    -8:00 Canada P%sT   Zone America/Dawson -9:17:40 - LMT 1900 Aug 20
2558:    -4:00 US A%sT      # Cayman Is - # See America/Panama. +     -  + # From Paul Eggert (2015-05-15): + # The Cayman government has decided to introduce DST in 2016, the idea being + # to keep in sync with New York. The legislation hasn't passed but the change + # seems quite likely. See: Meade B. Cayman 27. + # http://www.cayman27.com.ky/2015/05/15/clock-ticks-toward-daylight-saving-time-in-cayman +  + Zone America/Cayman -5:25:32 - LMT 1890 # Georgetown +  -5:07:11 - KMT 1912 Feb # Kingston Mean Time +  -5:00 - EST 2016 +  -5:00 US E%sT +    # Costa Rica      # Milne gives -5:36:13.3 as San José mean time; round to nearest.
3081:   Zone America/Panama -5:18:08 - LMT 1890    -5:19:36 - CMT 1908 Apr 22 # Colón Mean Time    -5:00 - EST - Link America/Panama America/Cayman +       # Puerto Rico   # There are too many San Juans elsewhere, so we'll use 'Puerto_Rico'.