121 1:00 - CET
122
123 # Angola
124 # Benin
125 # See Africa/Lagos.
126
127 # Botswana
128 # See Africa/Maputo.
129
130 # Burkina Faso
131 # See Africa/Abidjan.
132
133 # Burundi
134 # See Africa/Maputo.
135
136 # Cameroon
137 # See Africa/Lagos.
138
139 # Cape Verde / Cabo Verde
140 #
141 # Shanks gives 1907 for the transition to +02.
142 # Perhaps the 1911-05-26 Portuguese decree
143 # https://dre.pt/pdf1sdip/1911/05/12500/23132313.pdf
144 # merely made it official?
145 #
146 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
147 Zone Atlantic/Cape_Verde -1:34:04 - LMT 1907 # Praia
148 -2:00 - -02 1942 Sep
149 -2:00 1:00 -01 1945 Oct 15
150 -2:00 - -02 1975 Nov 25 2:00
151 -1:00 - -01
152
153 # Central African Republic
154 # See Africa/Lagos.
155
156 # Chad
157 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
158 Zone Africa/Ndjamena 1:00:12 - LMT 1912 # N'Djamena
159 1:00 - WAT 1979 Oct 14
160 1:00 1:00 WAST 1980 Mar 8
161 1:00 - WAT
162
163 # Comoros
164 # See Africa/Nairobi.
165
166 # Democratic Republic of the Congo
167 # See Africa/Lagos for the western part and Africa/Maputo for the eastern.
376 Rule Egypt 2014 only - Sep lastThu 24:00 0 -
377
378 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
379 Zone Africa/Cairo 2:05:09 - LMT 1900 Oct
380 2:00 Egypt EE%sT
381
382 # Equatorial Guinea
383 # See Africa/Lagos.
384
385 # Eritrea
386 # Ethiopia
387 # See Africa/Nairobi.
388
389 # Gabon
390 # See Africa/Lagos.
391
392 # Gambia
393 # See Africa/Abidjan.
394
395 # Ghana
396 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
397 # Whitman says DST was observed from 1931 to "the present";
398 # Shanks & Pottenger say 1936 to 1942;
399 # and September 1 to January 1 is given by:
400 # Scott Keltie J, Epstein M (eds), The Statesman's Year-Book,
401 # 57th ed. Macmillan, London (1920), OCLC 609408015, pp xxviii.
402 # For lack of better info, assume DST was observed from 1920 to 1942.
403 Rule Ghana 1920 1942 - Sep 1 0:00 0:20 GHST
404 Rule Ghana 1920 1942 - Dec 31 0:00 0 GMT
405 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
406 Zone Africa/Accra -0:00:52 - LMT 1918
407 0:00 Ghana GMT/+0020
408
409 # Guinea
410 # See Africa/Abidjan.
411
412 # Guinea-Bissau
413 #
414 # Shanks gives 1911-05-26 for the transition to WAT,
415 # evidently confusing the date of the Portuguese decree
416 # https://dre.pt/pdf1sdip/1911/05/12500/23132313.pdf
417 # with the date that it took effect, namely 1912-01-01.
418 #
419 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
420 Zone Africa/Bissau -1:02:20 - LMT 1912 Jan 1
421 -1:00 - -01 1975
422 0:00 - GMT
423
424 # Kenya
425 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
426 Zone Africa/Nairobi 2:27:16 - LMT 1928 Jul
427 3:00 - EAT 1930
428 2:30 - +0230 1940
429 2:45 - +0245 1960
430 3:00 - EAT
431 Link Africa/Nairobi Africa/Addis_Ababa # Ethiopia
432 Link Africa/Nairobi Africa/Asmara # Eritrea
433 Link Africa/Nairobi Africa/Dar_es_Salaam # Tanzania
434 Link Africa/Nairobi Africa/Djibouti
435 Link Africa/Nairobi Africa/Kampala # Uganda
436 Link Africa/Nairobi Africa/Mogadishu # Somalia
437 Link Africa/Nairobi Indian/Antananarivo # Madagascar
438 Link Africa/Nairobi Indian/Comoro
439 Link Africa/Nairobi Indian/Mayotte
440
596 # morning of the last Sunday of October / last Sunday of March.
597 # http://www.gov.mu/portal/goc/assemblysite/file/bill2708.pdf
598
599 # From Steffen Thorsen (2009-06-05):
600 # According to several sources, Mauritius will not continue to observe
601 # DST the coming summer...
602 #
603 # Some sources, in French:
604 # http://www.defimedia.info/news/946/Rashid-Beebeejaun-:-%C2%AB-L%E2%80%99heure-d%E2%80%99%C3%A9t%C3%A9-ne-sera-pas-appliqu%C3%A9e-cette-ann%C3%A9e-%C2%BB
605 # http://lexpress.mu/Story/3398~Beebeejaun---Les-objectifs-d-%C3%A9conomie-d-%C3%A9nergie-de-l-heure-d-%C3%A9t%C3%A9-ont-%C3%A9t%C3%A9-atteints-
606 #
607 # Our wrap-up:
608 # https://www.timeanddate.com/news/time/mauritius-dst-will-not-repeat.html
609
610 # From Arthur David Olson (2009-07-11):
611 # The "mauritius-dst-will-not-repeat" wrapup includes this:
612 # "The trial ended on March 29, 2009, when the clocks moved back by one hour
613 # at 2am (or 02:00) local time..."
614
615 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
616 Rule Mauritius 1982 only - Oct 10 0:00 1:00 S
617 Rule Mauritius 1983 only - Mar 21 0:00 0 -
618 Rule Mauritius 2008 only - Oct lastSun 2:00 1:00 S
619 Rule Mauritius 2009 only - Mar lastSun 2:00 0 -
620 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
621 Zone Indian/Mauritius 3:50:00 - LMT 1907 # Port Louis
622 4:00 Mauritius +04/+05
623 # Agalega Is, Rodriguez
624 # no information; probably like Indian/Mauritius
625
626 # Mayotte
627 # See Africa/Nairobi.
628
629 # Morocco
630 # See the 'europe' file for Spanish Morocco (Africa/Ceuta).
631
632 # From Alex Krivenyshev (2008-05-09):
633 # Here is an article that Morocco plan to introduce Daylight Saving Time between
634 # 1 June, 2008 and 27 September, 2008.
635 #
636 # "... Morocco is to save energy by adjusting its clock during summer so it will
637 # be one hour ahead of GMT between 1 June and 27 September, according to
638 # Communication Minister and Government Spokesman, Khalid Naciri...."
1043 # Bassas da India - uninhabited
1044 # Europa Island - inhabited from 1905 to 1910 by two families
1045 # Glorioso Is - inhabited until at least 1958
1046 # Juan de Nova - uninhabited
1047 # Tromelin - inhabited until at least 1958
1048
1049 # Rwanda
1050 # See Africa/Maputo.
1051
1052 # St Helena
1053 # See Africa/Abidjan.
1054 # The other parts of the St Helena territory are similar:
1055 # Tristan da Cunha: on GMT, say Whitman and the CIA
1056 # Ascension: on GMT, say the USNO (1995-12-21) and the CIA
1057 # Gough (scientific station since 1955; sealers wintered previously):
1058 # on GMT, says the CIA
1059 # Inaccessible, Nightingale: uninhabited
1060
1061 # São Tomé and Príncipe
1062
1063 # From Steffen Thorsen (2018-01-08):
1064 # Multiple sources tell that São Tomé changed from UTC to UTC+1 as
1065 # they entered the year 2018.
1066 # From Michael Deckers (2018-01-08):
1067 # the switch is from 01:00 to 02:00 ... [Decree No. 25/2017]
1068 # http://www.mnec.gov.st/index.php/publicacoes/documentos/file/90-decreto-lei-n-25-2017
1069
1070 Zone Africa/Sao_Tome 0:26:56 - LMT 1884
1071 -0:36:45 - LMT 1912 # Lisbon Mean Time
1072 0:00 - GMT 2018 Jan 1 01:00
1073 1:00 - WAT
1074
1075 # Senegal
1076 # See Africa/Abidjan.
1077
1078 # Seychelles
1079 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
1080 Zone Indian/Mahe 3:41:48 - LMT 1906 Jun # Victoria
1081 4:00 - +04
1082 # From Paul Eggert (2001-05-30):
1083 # Aldabra, Farquhar, and Desroches, originally dependencies of the
1084 # Seychelles, were transferred to the British Indian Ocean Territory
1085 # in 1965 and returned to Seychelles control in 1976. We don't know
1086 # whether this affected their time zone, so omit this for now.
1087 # Possibly the islands were uninhabited.
1088
1089 # Sierra Leone
1090 # See Africa/Abidjan.
1091
|
121 1:00 - CET
122
123 # Angola
124 # Benin
125 # See Africa/Lagos.
126
127 # Botswana
128 # See Africa/Maputo.
129
130 # Burkina Faso
131 # See Africa/Abidjan.
132
133 # Burundi
134 # See Africa/Maputo.
135
136 # Cameroon
137 # See Africa/Lagos.
138
139 # Cape Verde / Cabo Verde
140 #
141 # From Paul Eggert (2018-02-16):
142 # Shanks gives 1907 for the transition to +02.
143 # For now, ignore that and follow the 1911-05-26 Portuguese decree
144 # (see Europe/Lisbon).
145 #
146 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
147 Zone Atlantic/Cape_Verde -1:34:04 - LMT 1912 Jan 01 2:00u # Praia
148 -2:00 - -02 1942 Sep
149 -2:00 1:00 -01 1945 Oct 15
150 -2:00 - -02 1975 Nov 25 2:00
151 -1:00 - -01
152
153 # Central African Republic
154 # See Africa/Lagos.
155
156 # Chad
157 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
158 Zone Africa/Ndjamena 1:00:12 - LMT 1912 # N'Djamena
159 1:00 - WAT 1979 Oct 14
160 1:00 1:00 WAST 1980 Mar 8
161 1:00 - WAT
162
163 # Comoros
164 # See Africa/Nairobi.
165
166 # Democratic Republic of the Congo
167 # See Africa/Lagos for the western part and Africa/Maputo for the eastern.
376 Rule Egypt 2014 only - Sep lastThu 24:00 0 -
377
378 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
379 Zone Africa/Cairo 2:05:09 - LMT 1900 Oct
380 2:00 Egypt EE%sT
381
382 # Equatorial Guinea
383 # See Africa/Lagos.
384
385 # Eritrea
386 # Ethiopia
387 # See Africa/Nairobi.
388
389 # Gabon
390 # See Africa/Lagos.
391
392 # Gambia
393 # See Africa/Abidjan.
394
395 # Ghana
396
397 # From Paul Eggert (2018-01-30):
398 # Whitman says DST was observed from 1931 to "the present";
399 # Shanks & Pottenger say 1936 to 1942 with 20 minutes of DST,
400 # with transitions on 09-01 and 12-31 at 00:00.
401 # Page 33 of Parish GCB, Colonial Reports - Annual. No. 1066. Gold
402 # Coast. Report for 1919. (March 1921), OCLC 784024077
403 # http://libsysdigi.library.illinois.edu/ilharvest/africana/books2011-05/5530214/5530214_1919/5530214_1919_opt.pdf
404 # lists the Determination of the Time Ordinance, 1919, No. 18,
405 # "to advance the time observed locally by the space of twenty minutes
406 # during the last four months of each year; the object in view being
407 # to extend during those months the period of daylight-time available
408 # for evening recreation after office hours."
409 # Vanessa Ogle, The Global Transformation of Time, 1870-1950 (2015), p 33,
410 # writes "In 1919, the Gold Coast (Ghana as of 1957) made Greenwich
411 # time its legal time and simultaneously legalized a summer time of
412 # UTC - 00:20 minutes from March to October."; a footnote lists
413 # the ordinance as being dated 1919-11-24.
414 # The Crown Colonist, Volume 12 (1942), p 176, says "the Government
415 # intend advancing Gold Coast time half an hour ahead of G.M.T.
416 # The actual date of the alteration has not yet been announced."
417 # These sources are incomplete and contradictory. Possibly what is
418 # now Ghana observed different DST regimes in different years. For
419 # lack of better info, use Shanks except treat the minus sign as a
420 # typo, and assume DST started in 1920 not 1936.
421 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
422 Rule Ghana 1920 1942 - Sep 1 0:00 0:20 -
423 Rule Ghana 1920 1942 - Dec 31 0:00 0 -
424 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
425 Zone Africa/Accra -0:00:52 - LMT 1918
426 0:00 Ghana GMT/+0020
427
428 # Guinea
429 # See Africa/Abidjan.
430
431 # Guinea-Bissau
432 #
433 # From Paul Eggert (2018-02-16):
434 # Shanks gives 1911-05-26 for the transition to WAT,
435 # evidently confusing the date of the Portuguese decree
436 # (see Europe/Lisbon) with the date that it took effect.
437 #
438 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
439 Zone Africa/Bissau -1:02:20 - LMT 1912 Jan 1 1:00u
440 -1:00 - -01 1975
441 0:00 - GMT
442
443 # Kenya
444 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
445 Zone Africa/Nairobi 2:27:16 - LMT 1928 Jul
446 3:00 - EAT 1930
447 2:30 - +0230 1940
448 2:45 - +0245 1960
449 3:00 - EAT
450 Link Africa/Nairobi Africa/Addis_Ababa # Ethiopia
451 Link Africa/Nairobi Africa/Asmara # Eritrea
452 Link Africa/Nairobi Africa/Dar_es_Salaam # Tanzania
453 Link Africa/Nairobi Africa/Djibouti
454 Link Africa/Nairobi Africa/Kampala # Uganda
455 Link Africa/Nairobi Africa/Mogadishu # Somalia
456 Link Africa/Nairobi Indian/Antananarivo # Madagascar
457 Link Africa/Nairobi Indian/Comoro
458 Link Africa/Nairobi Indian/Mayotte
459
615 # morning of the last Sunday of October / last Sunday of March.
616 # http://www.gov.mu/portal/goc/assemblysite/file/bill2708.pdf
617
618 # From Steffen Thorsen (2009-06-05):
619 # According to several sources, Mauritius will not continue to observe
620 # DST the coming summer...
621 #
622 # Some sources, in French:
623 # http://www.defimedia.info/news/946/Rashid-Beebeejaun-:-%C2%AB-L%E2%80%99heure-d%E2%80%99%C3%A9t%C3%A9-ne-sera-pas-appliqu%C3%A9e-cette-ann%C3%A9e-%C2%BB
624 # http://lexpress.mu/Story/3398~Beebeejaun---Les-objectifs-d-%C3%A9conomie-d-%C3%A9nergie-de-l-heure-d-%C3%A9t%C3%A9-ont-%C3%A9t%C3%A9-atteints-
625 #
626 # Our wrap-up:
627 # https://www.timeanddate.com/news/time/mauritius-dst-will-not-repeat.html
628
629 # From Arthur David Olson (2009-07-11):
630 # The "mauritius-dst-will-not-repeat" wrapup includes this:
631 # "The trial ended on March 29, 2009, when the clocks moved back by one hour
632 # at 2am (or 02:00) local time..."
633
634 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
635 Rule Mauritius 1982 only - Oct 10 0:00 1:00 -
636 Rule Mauritius 1983 only - Mar 21 0:00 0 -
637 Rule Mauritius 2008 only - Oct lastSun 2:00 1:00 -
638 Rule Mauritius 2009 only - Mar lastSun 2:00 0 -
639 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
640 Zone Indian/Mauritius 3:50:00 - LMT 1907 # Port Louis
641 4:00 Mauritius +04/+05
642 # Agalega Is, Rodriguez
643 # no information; probably like Indian/Mauritius
644
645 # Mayotte
646 # See Africa/Nairobi.
647
648 # Morocco
649 # See the 'europe' file for Spanish Morocco (Africa/Ceuta).
650
651 # From Alex Krivenyshev (2008-05-09):
652 # Here is an article that Morocco plan to introduce Daylight Saving Time between
653 # 1 June, 2008 and 27 September, 2008.
654 #
655 # "... Morocco is to save energy by adjusting its clock during summer so it will
656 # be one hour ahead of GMT between 1 June and 27 September, according to
657 # Communication Minister and Government Spokesman, Khalid Naciri...."
1062 # Bassas da India - uninhabited
1063 # Europa Island - inhabited from 1905 to 1910 by two families
1064 # Glorioso Is - inhabited until at least 1958
1065 # Juan de Nova - uninhabited
1066 # Tromelin - inhabited until at least 1958
1067
1068 # Rwanda
1069 # See Africa/Maputo.
1070
1071 # St Helena
1072 # See Africa/Abidjan.
1073 # The other parts of the St Helena territory are similar:
1074 # Tristan da Cunha: on GMT, say Whitman and the CIA
1075 # Ascension: on GMT, say the USNO (1995-12-21) and the CIA
1076 # Gough (scientific station since 1955; sealers wintered previously):
1077 # on GMT, says the CIA
1078 # Inaccessible, Nightingale: uninhabited
1079
1080 # São Tomé and Príncipe
1081
1082 # See Europe/Lisbon for info about the 1912 transition.
1083
1084 # From Steffen Thorsen (2018-01-08):
1085 # Multiple sources tell that São Tomé changed from UTC to UTC+1 as
1086 # they entered the year 2018.
1087 # From Michael Deckers (2018-01-08):
1088 # the switch is from 01:00 to 02:00 ... [Decree No. 25/2017]
1089 # http://www.mnec.gov.st/index.php/publicacoes/documentos/file/90-decreto-lei-n-25-2017
1090
1091 Zone Africa/Sao_Tome 0:26:56 - LMT 1884
1092 -0:36:45 - LMT 1912 Jan 1 00:00u # Lisbon MT
1093 0:00 - GMT 2018 Jan 1 01:00
1094 1:00 - WAT
1095
1096 # Senegal
1097 # See Africa/Abidjan.
1098
1099 # Seychelles
1100 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
1101 Zone Indian/Mahe 3:41:48 - LMT 1906 Jun # Victoria
1102 4:00 - +04
1103 # From Paul Eggert (2001-05-30):
1104 # Aldabra, Farquhar, and Desroches, originally dependencies of the
1105 # Seychelles, were transferred to the British Indian Ocean Territory
1106 # in 1965 and returned to Seychelles control in 1976. We don't know
1107 # whether this affected their time zone, so omit this for now.
1108 # Possibly the islands were uninhabited.
1109
1110 # Sierra Leone
1111 # See Africa/Abidjan.
1112
|