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authorUlrich Drepper <drepper@redhat.com>2003-10-06 17:48:42 +0000
committerUlrich Drepper <drepper@redhat.com>2003-10-06 17:48:42 +0000
commit921a93b92676ed11767a0462927f7363bc158b05 (patch)
treeac96cd2a30dfd5ea24c441c9bf9ee3db17248c34 /timezone/northamerica
parent083cb7587733b771119fe493bff0d01e8d9eddc1 (diff)
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Update.
2003-10-06 Ulrich Drepper <drepper@redhat.com> * timezone/asia: Update from tzdata2003d. * australasia: Likewise. * backward: Likewise. * europe: Likewise. * iso3166.tab: Likewise. * northamerica: Likewise. * southamerica: Likewise. * zone.tab: Likewise. modified after comments from Ulrich Drepper.
Diffstat (limited to 'timezone/northamerica')
-rw-r--r--timezone/northamerica223
1 files changed, 164 insertions, 59 deletions
diff --git a/timezone/northamerica b/timezone/northamerica
index ff36fe433e..ca4ad5de57 100644
--- a/timezone/northamerica
+++ b/timezone/northamerica
@@ -1,4 +1,4 @@
-# @(#)northamerica 7.62
+# @(#)northamerica 7.63
# also includes Central America and the Caribbean
# This data is by no means authoritative; if you think you know better,
@@ -685,9 +685,15 @@ Link Pacific/Honolulu HST
# Except where otherwise noted, Shanks is the source for entries through 1990,
# and IATA SSIM is the source for entries after 1990.
#
-# Another source occasionally used is Edward W. Whitman, World Time Differences,
-# Whitman Publishing Co, 2 Niagara Av, Ealing, London (undated), which
-# I found in the UCLA library.
+# Other sources occasionally used include:
+#
+# Edward W. Whitman, World Time Differences,
+# Whitman Publishing Co, 2 Niagara Av, Ealing, London (undated),
+# which I found in the UCLA library.
+#
+# <a href="http://www.pettswoodvillage.co.uk/Daylight_Savings_William_Willett.pdf">
+# William Willett, The Waste of Daylight, 19th edition
+# </a> (1914-03)
#
# See the `europe' file for Greenland.
@@ -743,7 +749,8 @@ Link Pacific/Honolulu HST
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Canada 1918 only - Apr 14 2:00 1:00 D
Rule Canada 1918 only - Oct 31 2:00 0 S
-Rule Canada 1942 only - Feb 9 2:00 1:00 W
+Rule Canada 1942 only - Feb 9 2:00 1:00 W # War
+Rule Canada 1945 only - Aug 14 23:00u 1:00 P # Peace
Rule Canada 1945 only - Sep 30 2:00 0 S
Rule Canada 1974 1986 - Apr lastSun 2:00 1:00 D
Rule Canada 1974 max - Oct lastSun 2:00 0 S
@@ -759,27 +766,20 @@ Rule Canada 1987 max - Apr Sun>=1 2:00 1:00 D
# but excluding, say, Black Tickle.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
-Rule StJohns 1917 1918 - Apr Sun>=8 2:00 1:00 D
+Rule StJohns 1917 only - Apr 8 2:00 1:00 D
Rule StJohns 1917 only - Sep 17 2:00 0 S
-Rule StJohns 1918 only - Oct 31 2:00 0 S
# Whitman gives 1919 Apr 5 and 1920 Apr 5; go with Shanks.
Rule StJohns 1919 only - May 5 23:00 1:00 D
Rule StJohns 1919 only - Aug 12 23:00 0 S
# For 1931-1935 Whitman gives Apr same date; go with Shanks.
Rule StJohns 1920 1935 - May Sun>=1 23:00 1:00 D
Rule StJohns 1920 1935 - Oct lastSun 23:00 0 S
-# For 1936-1941 Shanks gives May Mon>=9 and Oct Mon>=2; go with Whitman.
-Rule StJohns 1936 1941 - May Sun>=8 0:00 1:00 D
-Rule StJohns 1936 1941 - Oct Sun>=1 0:00 0 S
-# Shanks gives 1942 May 11 - 1945 Sep 30; go with Whitman.
-Rule StJohns 1942 only - Mar 1 0:00 1:00 W
-Rule StJohns 1942 only - Dec 31 0:00 0 S
-Rule StJohns 1943 only - May 30 0:00 1:00 W
-Rule StJohns 1943 only - Sep 5 0:00 0 S
-Rule StJohns 1944 only - Jul 10 0:00 1:00 W
-Rule StJohns 1944 only - Sep 2 0:00 0 S
-Rule StJohns 1945 only - Jan 1 0:00 1:00 W
-Rule StJohns 1945 only - Oct 7 2:00 0 S
+# For 1936-1941 Whitman gives May Sun>=8 and Oct Sun>=1; go with Shanks.
+Rule StJohns 1936 1941 - May Mon>=9 0:00 1:00 D
+Rule StJohns 1936 1941 - Oct Mon>=2 0:00 0 S
+# Whitman gives the following transitions:
+# 1942 03-01/12-31, 1943 05-30/09-05, 1944 07-10/09-02, 1945 01-01/10-07
+# but go with Shanks and assume they used Canadian rules.
# For 1946-9 Whitman gives May 5,4,9,1 - Oct 1,5,3,2, and for 1950 he gives
# Apr 30 - Sep 24; go with Shanks.
Rule StJohns 1946 1950 - May Sun>=8 2:00 1:00 D
@@ -797,18 +797,24 @@ Rule StJohns 1989 max - Apr Sun>=1 0:01 1:00 D
# St John's has an apostrophe, but Posix file names can't have apostrophes.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/St_Johns -3:30:52 - LMT 1884
+ -3:30:52 StJohns N%sT 1918
+ -3:30:52 Canada N%sT 1919
-3:30:52 StJohns N%sT 1935 Mar 30
+ -3:30 StJohns N%sT 1942 May 11
+ -3:30 Canada N%sT 1946
-3:30 StJohns N%sT
-
# most of east Labrador
# The name `Happy Valley-Goose Bay' is too long; use `Goose Bay'.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Goose_Bay -4:01:40 - LMT 1884 # Happy Valley-Goose Bay
- -3:30:52 StJohns NST 1919
+ -3:30:52 - NST 1918
+ -3:30:52 Canada N%sT 1919
-3:30:52 - NST 1935 Mar 30
-3:30 - NST 1936
+ -3:30 StJohns N%sT 1942 May 11
+ -3:30 Canada N%sT 1946
-3:30 StJohns N%sT 1966 Mar 15 2:00
-4:00 StJohns A%sT
@@ -830,8 +836,6 @@ Zone America/Goose_Bay -4:01:40 - LMT 1884 # Happy Valley-Goose Bay
# 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
-Rule Halifax 1918 only - Apr 14 2:00 1:00 D
-Rule Halifax 1918 only - Oct 31 2:00 0 S
Rule Halifax 1920 only - May 9 0:00 1:00 D
Rule Halifax 1920 only - Aug 29 0:00 0 S
Rule Halifax 1921 only - May 6 0:00 1:00 D
@@ -850,6 +854,7 @@ Rule Halifax 1928 only - Sep 9 0:00 0 S
Rule Halifax 1929 only - Sep 3 0:00 0 S
Rule Halifax 1930 only - Sep 15 0:00 0 S
Rule Halifax 1931 1932 - Sep Mon>=24 0:00 0 S
+Rule Halifax 1932 only - May 1 0:00 1:00 D
Rule Halifax 1933 only - Apr 30 0:00 1:00 D
Rule Halifax 1933 only - Oct 2 0:00 0 S
Rule Halifax 1934 only - May 20 0:00 1:00 D
@@ -862,33 +867,55 @@ Rule Halifax 1937 1938 - May Sun>=1 0:00 1:00 D
Rule Halifax 1937 1941 - Sep Mon>=24 0:00 0 S
Rule Halifax 1939 only - May 28 0:00 1:00 D
Rule Halifax 1940 1941 - May Sun>=1 0:00 1:00 D
-Rule Halifax 1942 only - Feb 9 2:00 1:00 W
-Rule Halifax 1945 1959 - Sep lastSun 2:00 0 S
-Rule Halifax 1946 1959 - Apr lastSun 2:00 1:00 D
-Rule Halifax 1962 1986 - Apr lastSun 2:00 1:00 D
-Rule Halifax 1962 max - Oct lastSun 2:00 0 S
-Rule Halifax 1987 max - Apr Sun>=1 2:00 1:00 D
+Rule Halifax 1946 1949 - Sep lastSun 2:00 0 S
+Rule Halifax 1946 1949 - Apr lastSun 2:00 1:00 D
+Rule Halifax 1951 1954 - Sep lastSun 2:00 0 S
+Rule Halifax 1951 1954 - Apr lastSun 2:00 1:00 D
+Rule Halifax 1956 1959 - Sep lastSun 2:00 0 S
+Rule Halifax 1956 1959 - Apr lastSun 2:00 1:00 D
+Rule Halifax 1962 1973 - Apr lastSun 2:00 1:00 D
+Rule Halifax 1962 1973 - Oct lastSun 2:00 0 S
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Halifax -4:14:24 - LMT 1902 Jun 15
- -4:00 Halifax A%sT
+ -4:00 Halifax A%sT 1918
+ -4:00 Canada A%sT 1919
+ -4:00 Halifax A%sT 1942 Feb 9 2:00s
+ -4:00 Canada A%sT 1946
+ -4:00 Halifax A%sT 1974
+ -4:00 Canada A%sT
Zone America/Glace_Bay -3:59:48 - LMT 1902 Jun 15
-4:00 Canada A%sT 1953
-4:00 Halifax A%sT 1954
-4:00 - AST 1972
- -4:00 Halifax A%sT
+ -4:00 Halifax A%sT 1974
+ -4:00 Canada A%sT
# Ontario, Quebec
# From Paul Eggert (1996-06-12):
-# Shanks writes that since 1970 most of this region has been like Montreal.
+# Shanks writes that since 1970 most of Ontario has been like Toronto,
+# and most of Quebec has been like Montreal.
# Thunder Bay skipped DST in 1973.
# Many smaller locales did not observe peacetime DST until 1974;
# 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 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
+# Port Arthur (now part of Thunder Bay, Ontario) as well as Moose Jaw
+# have already done so. In Orillia DST was to run until Saturday,
+# 1912-08-31 (no time mentioned), but it was met with considerable
+# hostility from certain segments of the public, and was revoked after
+# 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 (1997-10-17):
-# msb@sq.com writes that an article in the 1997-10-14 Toronto Star
+# 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.
# He also writes that the
@@ -915,43 +942,99 @@ Zone America/Glace_Bay -3:59:48 - LMT 1902 Jun 15
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Mont 1917 only - Mar 25 2:00 1:00 D
Rule Mont 1917 only - Apr 24 0:00 0 S
-Rule Mont 1918 only - Apr 14 2:00 1:00 D
-Rule Mont 1918 only - Oct 31 2:00 0 S
Rule Mont 1919 only - Mar 31 2:30 1:00 D
Rule Mont 1919 only - Oct 25 2:30 0 S
Rule Mont 1920 only - May 2 2:30 1:00 D
-Rule Mont 1920 only - Oct 3 2:30 0 S
+Rule Mont 1920 1922 - Oct Sun>=1 2:30 0 S
Rule Mont 1921 only - May 1 2:00 1:00 D
-Rule Mont 1921 only - Oct 2 2:30 0 S
Rule Mont 1922 only - Apr 30 2:00 1:00 D
-Rule Mont 1922 only - Oct 1 2:30 0 S
Rule Mont 1924 only - May 17 2:00 1:00 D
Rule Mont 1924 1926 - Sep lastSun 2:30 0 S
Rule Mont 1925 1926 - May Sun>=1 2:00 1:00 D
-Rule Mont 1927 only - May 1 0:00 1:00 D
-Rule Mont 1927 1932 - Sep Sun>=25 0:00 0 S
-Rule Mont 1928 1931 - Apr Sun>=25 0:00 1:00 D
-Rule Mont 1932 only - May 1 0:00 1:00 D
-Rule Mont 1933 1940 - Apr Sun>=24 0:00 1:00 D
-Rule Mont 1933 only - Oct 1 0:00 0 S
-Rule Mont 1934 1939 - Sep Sun>=24 0:00 0 S
+Rule Mont 1927 1937 - Apr lastSat 24:00 1:00 D
+Rule Mont 1927 1937 - Sep lastSat 24:00 0 S
+Rule Mont 1938 1940 - Apr lastSun 0:00 1:00 D
+Rule Mont 1938 1939 - Sep lastSun 0:00 0 S
+Rule Mont 1946 1973 - Apr lastSun 2:00 1:00 D
Rule Mont 1945 1948 - Sep lastSun 2:00 0 S
-Rule Mont 1946 1986 - Apr lastSun 2:00 1:00 D
Rule Mont 1949 1950 - Oct lastSun 2:00 0 S
Rule Mont 1951 1956 - Sep lastSun 2:00 0 S
-Rule Mont 1957 max - Oct lastSun 2:00 0 S
-Rule Mont 1987 max - Apr Sun>=1 2:00 1:00 D
+Rule Mont 1957 1973 - Oct lastSun 2:00 0 S
+
+Rule Toronto 1919 only - Mar 30 23:30 1:00 D
+Rule Toronto 1919 only - Oct 26 0:00 0 S
+Rule Toronto 1920 only - May 2 2:00 1:00 D
+Rule Toronto 1920 only - Sep 26 0:00 0 S
+Rule Toronto 1921 only - May 15 2:00 1:00 D
+Rule Toronto 1921 only - Sep 15 2:00 0 S
+Rule Toronto 1922 1923 - May Sun>=8 2:00 1:00 D
+# Shanks says 1923-09-19; assume it's a typo and that "-16" was meant.
+Rule Toronto 1922 1926 - Sep Sun>=15 2:00 0 S
+Rule Toronto 1924 1927 - May Sun>=1 2:00 1:00 D
+Rule Toronto 1927 1928 - Sep lastSun 2:00 0 S
+Rule Toronto 1928 only - Apr lastSun 2:00 1:00 D
+Rule Toronto 1929 only - Apr lastSun 0:00 1:00 D
+Rule Toronto 1929 only - Sep lastSun 0:00 0 S
+Rule Toronto 1930 1937 - Apr lastSat 24:00 1:00 D
+Rule Toronto 1930 1937 - Sep lastSat 24:00 0 S
+Rule Toronto 1938 1940 - Apr lastSun 0:00 1:00 D
+Rule Toronto 1938 1939 - Sep lastSun 0:00 0 S
+Rule Toronto 1945 1946 - Sep lastSun 2:00 0 S
+Rule Toronto 1946 only - Apr lastSun 2:00 1:00 D
+Rule Toronto 1947 1949 - Apr lastSun 0:00 1:00 D
+Rule Toronto 1947 1948 - Sep lastSun 0:00 0 S
+Rule Toronto 1949 only - Nov lastSun 0:00 0 S
+Rule Toronto 1950 1973 - Apr lastSun 2:00 1:00 D
+Rule Toronto 1950 only - Nov lastSun 2:00 0 S
+Rule Toronto 1951 1956 - Sep lastSun 2:00 0 S
+# Shanks says Toronto ended DST a week early in 1971, namely on 1971-10-24,
+# but Mark Brader wrote (2003-05-31) that he checked the 1971-10-30 issue
+# of the Toronto Star, and it said that DST ended 1971-10-31 as usual.
+Rule Toronto 1957 1973 - Oct lastSun 2:00 0 S
+
+# From Paul Eggert (2003-07-27):
+# Willett (1914-03) writes (p. 17) "In the Cities of Fort William, and
+# Port Arthur, Ontario, the principle of the Bill has been in
+# operation for the past three years, and in the City of Moose Jaw,
+# Saskatchewan, for one year." Assume that the Thunder Bay region
+# observed DST starting 1910, and Moose Jaw starting 1912, as this
+# matches the Toronto Star report about Moose Jaw. For lack of better
+# info, assume the Thunder Bay region used Willett's proposal, namely
+# third Sunday in April at 02:00 to third Sunday in September at
+# 03:00; also assume that they continued until Canada instituted
+# uniform DST in 1918.
+Rule Thunder 1910 1917 - Apr Sun>=15 2:00s 1:00 D
+Rule Thunder 1910 1917 - Sep Sun>=15 2:00s 0 S
+
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Montreal -4:54:16 - LMT 1884
- -5:00 Mont E%sT
+ -5:00 Mont E%sT 1918
+ -5:00 Canada E%sT 1919
+ -5:00 Mont E%sT 1942 Feb 9 2:00s
+ -5:00 Canada E%sT 1946
+ -5:00 Mont E%sT 1974
+ -5:00 Canada E%sT
+Zone America/Toronto -5:17:32 - LMT 1895
+ -5:00 Canada E%sT 1919
+ -5:00 Toronto E%sT 1942 Feb 9 2:00s
+ -5:00 Canada E%sT 1946
+ -5:00 Toronto E%sT 1974
+ -5:00 Canada E%sT
Zone America/Thunder_Bay -5:57:00 - LMT 1895
+ -5:00 Thunder E%sT 1918
+ -5:00 Canada E%sT 1940 Sep 29
+ -5:00 1:00 EDT 1942 Feb 9 2:00s
-5:00 Canada E%sT 1970
-5:00 Mont E%sT 1973
-5:00 - EST 1974
-5:00 Canada E%sT
Zone America/Nipigon -5:53:04 - LMT 1895
+ -5:00 Canada E%sT 1940 Sep 29
+ -5:00 1:00 EDT 1942 Feb 9 2:00s
-5:00 Canada E%sT
Zone America/Rainy_River -6:17:56 - LMT 1895
+ -6:00 Canada C%sT 1940 Sep 29
+ -6:00 1:00 CDT 1942 Feb 9 2:00s
-6:00 Canada C%sT
@@ -964,7 +1047,8 @@ Rule Winn 1918 only - Apr 14 2:00 1:00 D
Rule Winn 1918 only - Oct 31 2:00 0 S
Rule Winn 1937 only - May 16 2:00 1:00 D
Rule Winn 1937 only - Sep 26 2:00 0 S
-Rule Winn 1942 only - Feb 9 2:00 1:00 W
+Rule Winn 1942 only - Feb 9 2:00 1:00 W # War
+Rule Winn 1945 only - Aug 14 23:00u 1:00 P # Peace
Rule Winn 1945 only - Sep lastSun 2:00 0 S
Rule Winn 1946 only - May 12 2:00 1:00 D
Rule Winn 1946 only - Oct 13 2:00 0 S
@@ -992,6 +1076,20 @@ Zone America/Winnipeg -6:28:36 - LMT 1887 Jul 16
# Saskatchewan
+# From Mark Brader (2003-07-26):
+# The first actual adoption of DST in Canada was at the municipal
+# level. As the [Toronto] Star put it (1912-06-07), "While people
+# elsewhere have long been talking of legislation to save daylight,
+# the city of Moose Jaw [Saskatchewan] has acted on its own hook."
+# DST in Moose Jaw began on Saturday, 1912-06-01 (no time mentioned:
+# presumably late evening, as below), and would run until "the end of
+# the summer". The discrepancy between municipal time and railroad
+# time was noted.
+
+# From Paul Eggert (2003-07-27):
+# Willett (1914-03) notes that DST "has been in operation ... in the
+# City of Moose Jaw, Saskatchewan, for one year."
+
# From Paul Eggert (2000-10-02):
# Shanks writes that since 1970 most of this region has been like Regina.
# Some western towns (e.g. Swift Current) switched from MST/MDT to CST in 1972.
@@ -1034,12 +1132,14 @@ Rule Regina 1937 1941 - Apr Sun>=8 0:00 1:00 D
Rule Regina 1937 only - Oct Sun>=8 0:00 0 S
Rule Regina 1938 only - Oct Sun>=1 0:00 0 S
Rule Regina 1939 1941 - Oct Sun>=8 0:00 0 S
-Rule Regina 1942 only - Feb 9 2:00 1:00 W
+Rule Regina 1942 only - Feb 9 2:00 1:00 W # War
+Rule Regina 1945 only - Aug 14 23:00u 1:00 P # Peace
Rule Regina 1945 only - Sep lastSun 2:00 0 S
Rule Regina 1946 only - Apr Sun>=8 2:00 1:00 D
Rule Regina 1946 only - Oct Sun>=8 2:00 0 S
-Rule Regina 1947 1959 - Apr lastSun 2:00 1:00 D
-Rule Regina 1947 1958 - Sep lastSun 2:00 0 S
+Rule Regina 1947 1957 - Apr lastSun 2:00 1:00 D
+Rule Regina 1947 1957 - Sep lastSun 2:00 0 S
+Rule Regina 1959 only - Apr lastSun 2:00 1:00 D
Rule Regina 1959 only - Oct lastSun 2:00 0 S
#
Rule Swift 1957 only - Apr lastSun 2:00 1:00 D
@@ -1067,7 +1167,8 @@ Rule Edm 1919 only - May 27 2:00 0 S
Rule Edm 1920 1923 - Apr lastSun 2:00 1:00 D
Rule Edm 1920 only - Oct lastSun 2:00 0 S
Rule Edm 1921 1923 - Sep lastSun 2:00 0 S
-Rule Edm 1942 only - Feb 9 2:00 1:00 W
+Rule Edm 1942 only - Feb 9 2:00 1:00 W # War
+Rule Edm 1945 only - Aug 14 23:00u 1:00 P # Peace
Rule Edm 1945 only - Sep lastSun 2:00 0 S
Rule Edm 1947 only - Apr lastSun 2:00 1:00 D
Rule Edm 1947 only - Sep lastSun 2:00 0 S
@@ -1093,7 +1194,8 @@ Zone America/Edmonton -7:33:52 - LMT 1906 Sep
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Vanc 1918 only - Apr 14 2:00 1:00 D
Rule Vanc 1918 only - Oct 31 2:00 0 S
-Rule Vanc 1942 only - Feb 9 2:00 1:00 W
+Rule Vanc 1942 only - Feb 9 2:00 1:00 W # War
+Rule Vanc 1945 only - Aug 14 23:00u 1:00 P # Peace
Rule Vanc 1945 only - Sep 30 2:00 0 S
Rule Vanc 1946 1986 - Apr lastSun 2:00 1:00 D
Rule Vanc 1946 only - Oct 13 2:00 0 S
@@ -1219,7 +1321,8 @@ Rule NT_YK 1918 only - Apr 14 2:00 1:00 D
Rule NT_YK 1918 only - Oct 27 2:00 0 S
Rule NT_YK 1919 only - May 25 2:00 1:00 D
Rule NT_YK 1919 only - Nov 1 0:00 0 S
-Rule NT_YK 1942 only - Feb 9 2:00 1:00 W
+Rule NT_YK 1942 only - Feb 9 2:00 1:00 W # War
+Rule NT_YK 1945 only - Aug 14 23:00u 1:00 P # Peace
Rule NT_YK 1945 only - Sep 30 2:00 0 S
Rule NT_YK 1965 only - Apr lastSun 0:00 2:00 DD
Rule NT_YK 1965 only - Oct lastSun 2:00 0 S
@@ -1412,7 +1515,7 @@ Rule Mexico 1939 only - Feb 5 0:00 1:00 D
Rule Mexico 1939 only - Jun 25 0:00 0 S
Rule Mexico 1940 only - Dec 9 0:00 1:00 D
Rule Mexico 1941 only - Apr 1 0:00 0 S
-Rule Mexico 1943 only - Dec 16 0:00 1:00 W
+Rule Mexico 1943 only - Dec 16 0:00 1:00 W # War
Rule Mexico 1944 only - May 1 0:00 0 S
Rule Mexico 1950 only - Feb 12 0:00 1:00 D
Rule Mexico 1950 only - Jul 30 0:00 0 S
@@ -1682,7 +1785,8 @@ Zone America/Santo_Domingo -4:39:36 - LMT 1890
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Salv 1987 1988 - May Sun>=1 0:00 1:00 D
Rule Salv 1987 1988 - Sep lastSun 0:00 0 S
-# There are too many San Salvadors elsewhere, so we'll use `El Salvador'.
+# There are too many San Salvadors elsewhere, so use America/El_Salvador
+# instead of America/San_Salvador.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/El_Salvador -5:56:48 - LMT 1921 # San Salvador
-6:00 Salv C%sT
@@ -1812,7 +1916,8 @@ Zone America/St_Lucia -4:04:00 - LMT 1890 # Castries
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Miquelon -3:44:40 - LMT 1911 May 15 # St Pierre
-4:00 - AST 1980 May
- -3:00 Mont PM%sT # Pierre & Miquelon Time
+ -3:00 - PMST 1987 # Pierre & Miquelon Time
+ -3:00 Canada PM%sT
# St Vincent and the Grenadines
# Zone NAME GMTOFF RULES FORMAT [UNTIL]