323 # From Douglas R. Bomberg (2007-03-12): |
323 # From Douglas R. Bomberg (2007-03-12): |
324 # Wisconsin has enacted (nearly eleventh-hour) legislation to get WI |
324 # Wisconsin has enacted (nearly eleventh-hour) legislation to get WI |
325 # Statue 175 closer in synch with the US Congress' intent.... |
325 # Statue 175 closer in synch with the US Congress' intent.... |
326 # http://www.legis.state.wi.us/2007/data/acts/07Act3.pdf |
326 # http://www.legis.state.wi.us/2007/data/acts/07Act3.pdf |
327 |
327 |
|
328 # From an email administrator of the City of Fort Pierre, SD (2015-12-21): |
|
329 # Fort Pierre is technically located in the Mountain time zone as is |
|
330 # the rest of Stanley County. Most of Stanley County and Fort Pierre |
|
331 # uses the Central time zone due to doing most of their business in |
|
332 # Pierre so it simplifies schedules. I have lived in Stanley County |
|
333 # all my life and it has been that way since I can remember. (43 years!) |
|
334 # |
|
335 # From Paul Eggert (2015-12-25): |
|
336 # Assume this practice predates 1970, so Fort Pierre can use America/Chicago. |
|
337 |
328 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER |
338 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER |
329 Rule Chicago 1920 only - Jun 13 2:00 1:00 D |
339 Rule Chicago 1920 only - Jun 13 2:00 1:00 D |
330 Rule Chicago 1920 1921 - Oct lastSun 2:00 0 S |
340 Rule Chicago 1920 1921 - Oct lastSun 2:00 0 S |
331 Rule Chicago 1921 only - Mar lastSun 2:00 1:00 D |
341 Rule Chicago 1921 only - Mar lastSun 2:00 1:00 D |
332 Rule Chicago 1922 1966 - Apr lastSun 2:00 1:00 D |
342 Rule Chicago 1922 1966 - Apr lastSun 2:00 1:00 D |
478 # did not inquire about practices in the past. |
488 # did not inquire about practices in the past. |
479 |
489 |
480 # From Arthur David Olson (2011-08-17): |
490 # From Arthur David Olson (2011-08-17): |
481 # For lack of better information, assume that Metlakatla's |
491 # For lack of better information, assume that Metlakatla's |
482 # abandonment of use of daylight saving resulted from the 1983 vote. |
492 # abandonment of use of daylight saving resulted from the 1983 vote. |
|
493 |
|
494 # From Steffen Thorsen (2015-11-09): |
|
495 # It seems Metlakatla did go off PST on Sunday, November 1, changing |
|
496 # their time to AKST and are going to follow Alaska's DST, switching |
|
497 # between AKST and AKDT from now on.... |
|
498 # http://www.krbd.org/2015/10/30/annette-island-times-they-are-a-changing/ |
483 |
499 |
484 # Zone NAME GMTOFF RULES FORMAT [UNTIL] |
500 # Zone NAME GMTOFF RULES FORMAT [UNTIL] |
485 Zone America/Juneau 15:02:19 - LMT 1867 Oct 18 |
501 Zone America/Juneau 15:02:19 - LMT 1867 Oct 18 |
486 -8:57:41 - LMT 1900 Aug 20 12:00 |
502 -8:57:41 - LMT 1900 Aug 20 12:00 |
487 -8:00 - PST 1942 |
503 -8:00 - PST 1942 |
2456 # Campeche, Yucatán; represented by Mérida |
2473 # Campeche, Yucatán; represented by Mérida |
2457 Zone America/Merida -5:58:28 - LMT 1922 Jan 1 0:01:32 |
2474 Zone America/Merida -5:58:28 - LMT 1922 Jan 1 0:01:32 |
2458 -6:00 - CST 1981 Dec 23 |
2475 -6:00 - CST 1981 Dec 23 |
2459 -5:00 - EST 1982 Dec 2 |
2476 -5:00 - EST 1982 Dec 2 |
2460 -6:00 Mexico C%sT |
2477 -6:00 Mexico C%sT |
2461 # Coahuila, Durango, Nuevo León, Tamaulipas (near US border) |
2478 # Coahuila, Nuevo León, Tamaulipas (near US border) |
2462 Zone America/Matamoros -6:40:00 - LMT 1921 Dec 31 23:20:00 |
2479 Zone America/Matamoros -6:40:00 - LMT 1921 Dec 31 23:20:00 |
2463 -6:00 - CST 1988 |
2480 -6:00 - CST 1988 |
2464 -6:00 US C%sT 1989 |
2481 -6:00 US C%sT 1989 |
2465 -6:00 Mexico C%sT 2010 |
2482 -6:00 Mexico C%sT 2010 |
2466 -6:00 US C%sT |
2483 -6:00 US C%sT |
2467 # Coahuila, Durango, Nuevo León, Tamaulipas (away from US border) |
2484 # Durango; Coahuila, Nuevo León, Tamaulipas (away from US border) |
2468 Zone America/Monterrey -6:41:16 - LMT 1921 Dec 31 23:18:44 |
2485 Zone America/Monterrey -6:41:16 - LMT 1921 Dec 31 23:18:44 |
2469 -6:00 - CST 1988 |
2486 -6:00 - CST 1988 |
2470 -6:00 US C%sT 1989 |
2487 -6:00 US C%sT 1989 |
2471 -6:00 Mexico C%sT |
2488 -6:00 Mexico C%sT |
2472 # Central Mexico |
2489 # Central Mexico |
2565 -7:00 - MST 1949 Jan 14 |
2582 -7:00 - MST 1949 Jan 14 |
2566 -8:00 - PST 1970 |
2583 -8:00 - PST 1970 |
2567 -7:00 Mexico M%sT 2010 Apr 4 2:00 |
2584 -7:00 Mexico M%sT 2010 Apr 4 2:00 |
2568 -6:00 Mexico C%sT |
2585 -6:00 Mexico C%sT |
2569 |
2586 |
2570 # Baja California (near US border) |
2587 # Baja California |
2571 Zone America/Tijuana -7:48:04 - LMT 1922 Jan 1 0:11:56 |
2588 Zone America/Tijuana -7:48:04 - LMT 1922 Jan 1 0:11:56 |
2572 -7:00 - MST 1924 |
2589 -7:00 - MST 1924 |
2573 -8:00 - PST 1927 Jun 10 23:00 |
2590 -8:00 - PST 1927 Jun 10 23:00 |
2574 -7:00 - MST 1930 Nov 15 |
2591 -7:00 - MST 1930 Nov 15 |
2575 -8:00 - PST 1931 Apr 1 |
2592 -8:00 - PST 1931 Apr 1 |
2585 -8:00 US P%sT 1996 |
2602 -8:00 US P%sT 1996 |
2586 -8:00 Mexico P%sT 2001 |
2603 -8:00 Mexico P%sT 2001 |
2587 -8:00 US P%sT 2002 Feb 20 |
2604 -8:00 US P%sT 2002 Feb 20 |
2588 -8:00 Mexico P%sT 2010 |
2605 -8:00 Mexico P%sT 2010 |
2589 -8:00 US P%sT |
2606 -8:00 US P%sT |
2590 # Baja California (away from US border) |
|
2591 Zone America/Santa_Isabel -7:39:28 - LMT 1922 Jan 1 0:20:32 |
|
2592 -7:00 - MST 1924 |
|
2593 -8:00 - PST 1927 Jun 10 23:00 |
|
2594 -7:00 - MST 1930 Nov 15 |
|
2595 -8:00 - PST 1931 Apr 1 |
|
2596 -8:00 1:00 PDT 1931 Sep 30 |
|
2597 -8:00 - PST 1942 Apr 24 |
|
2598 -8:00 1:00 PWT 1945 Aug 14 23:00u |
|
2599 -8:00 1:00 PPT 1945 Nov 12 # Peace |
|
2600 -8:00 - PST 1948 Apr 5 |
|
2601 -8:00 1:00 PDT 1949 Jan 14 |
|
2602 -8:00 - PST 1954 |
|
2603 -8:00 CA P%sT 1961 |
|
2604 -8:00 - PST 1976 |
|
2605 -8:00 US P%sT 1996 |
|
2606 -8:00 Mexico P%sT 2001 |
|
2607 -8:00 US P%sT 2002 Feb 20 |
|
2608 -8:00 Mexico P%sT |
|
2609 # From Paul Eggert (2006-03-22): |
2607 # From Paul Eggert (2006-03-22): |
2610 # Formerly there was an America/Ensenada zone, which differed from |
2608 # Formerly there was an America/Ensenada zone, which differed from |
2611 # America/Tijuana only in that it did not observe DST from 1976 |
2609 # America/Tijuana only in that it did not observe DST from 1976 |
2612 # through 1995. This was as per Shanks (1999). But Shanks & Pottenger say |
2610 # through 1995. This was as per Shanks (1999). But Shanks & Pottenger say |
2613 # Ensenada did not observe DST from 1948 through 1975. Guy Harris reports |
2611 # Ensenada did not observe DST from 1948 through 1975. Guy Harris reports |
2616 # DST-observance was a town-by-town matter back then. This concerns |
2614 # DST-observance was a town-by-town matter back then. This concerns |
2617 # data after 1970 so most likely there should be at least one Zone |
2615 # data after 1970 so most likely there should be at least one Zone |
2618 # other than America/Tijuana for Baja, but it's not clear yet what its |
2616 # other than America/Tijuana for Baja, but it's not clear yet what its |
2619 # name or contents should be. |
2617 # name or contents should be. |
2620 # |
2618 # |
|
2619 # From Paul Eggert (2015-10-08): |
|
2620 # Formerly there was an America/Santa_Isabel zone, but this appears to |
|
2621 # have come from a misreading of |
|
2622 # http://dof.gob.mx/nota_detalle.php?codigo=5127480&fecha=06/01/2010 |
|
2623 # It has been moved to the 'backward' file. |
|
2624 # |
|
2625 # |
2621 # Revillagigedo Is |
2626 # Revillagigedo Is |
2622 # no information |
2627 # no information |
2623 |
2628 |
2624 ############################################################################### |
2629 ############################################################################### |
2625 |
2630 |
2690 -4:00 - AST 1974 Apr 28 2:00 |
2695 -4:00 - AST 1974 Apr 28 2:00 |
2691 -4:00 Canada A%sT 1976 |
2696 -4:00 Canada A%sT 1976 |
2692 -4:00 US A%sT |
2697 -4:00 US A%sT |
2693 |
2698 |
2694 # Cayman Is |
2699 # Cayman Is |
2695 |
2700 # See America/Panama. |
2696 # From Paul Eggert (2015-05-15): |
|
2697 # The Cayman government has decided to introduce DST in 2016, the idea being |
|
2698 # to keep in sync with New York. The legislation hasn't passed but the change |
|
2699 # seems quite likely. See: Meade B. Cayman 27. |
|
2700 # http://www.cayman27.com.ky/2015/05/15/clock-ticks-toward-daylight-saving-time-in-cayman |
|
2701 |
|
2702 Zone America/Cayman -5:25:32 - LMT 1890 # Georgetown |
|
2703 -5:07:11 - KMT 1912 Feb # Kingston Mean Time |
|
2704 -5:00 - EST 2016 |
|
2705 -5:00 US E%sT |
|
2706 |
2701 |
2707 # Costa Rica |
2702 # Costa Rica |
2708 |
2703 |
2709 # Milne gives -5:36:13.3 as San José mean time; round to nearest. |
2704 # Milne gives -5:36:13.3 as San José mean time; round to nearest. |
2710 |
2705 |
3063 # are going to observe DST every year now... |
3058 # are going to observe DST every year now... |
3064 # |
3059 # |
3065 # http://radiovision2000haiti.net/public/haiti-avis-changement-dheure-dimanche/ |
3060 # http://radiovision2000haiti.net/public/haiti-avis-changement-dheure-dimanche/ |
3066 # http://www.canalplushaiti.net/?p=6714 |
3061 # http://www.canalplushaiti.net/?p=6714 |
3067 |
3062 |
|
3063 # From Steffen Thorsen (2016-03-12): |
|
3064 # Jean Antoine, editor of www.haiti-reference.com informed us that Haiti |
|
3065 # are not going on DST this year. Several other resources confirm this: ... |
|
3066 # http://www.radiotelevisioncaraibes.com/presse/heure_d_t_pas_de_changement_d_heure_pr_vu_pour_cet_ann_e.html |
|
3067 # http://www.vantbefinfo.com/changement-dheure-pas-pour-haiti/ |
|
3068 # http://news.anmwe.com/haiti-lheure-nationale-ne-sera-ni-avancee-ni-reculee-cette-annee/ |
|
3069 |
3068 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S |
3070 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S |
3069 Rule Haiti 1983 only - May 8 0:00 1:00 D |
3071 Rule Haiti 1983 only - May 8 0:00 1:00 D |
3070 Rule Haiti 1984 1987 - Apr lastSun 0:00 1:00 D |
3072 Rule Haiti 1984 1987 - Apr lastSun 0:00 1:00 D |
3071 Rule Haiti 1983 1987 - Oct lastSun 0:00 0 S |
3073 Rule Haiti 1983 1987 - Oct lastSun 0:00 0 S |
3072 # Shanks & Pottenger say AT is 2:00, but IATA SSIM (1991/1997) says 1:00s. |
3074 # Shanks & Pottenger say AT is 2:00, but IATA SSIM (1991/1997) says 1:00s. |
3073 # Go with IATA. |
3075 # Go with IATA. |
3074 Rule Haiti 1988 1997 - Apr Sun>=1 1:00s 1:00 D |
3076 Rule Haiti 1988 1997 - Apr Sun>=1 1:00s 1:00 D |
3075 Rule Haiti 1988 1997 - Oct lastSun 1:00s 0 S |
3077 Rule Haiti 1988 1997 - Oct lastSun 1:00s 0 S |
3076 Rule Haiti 2005 2006 - Apr Sun>=1 0:00 1:00 D |
3078 Rule Haiti 2005 2006 - Apr Sun>=1 0:00 1:00 D |
3077 Rule Haiti 2005 2006 - Oct lastSun 0:00 0 S |
3079 Rule Haiti 2005 2006 - Oct lastSun 0:00 0 S |
3078 Rule Haiti 2012 max - Mar Sun>=8 2:00 1:00 D |
3080 Rule Haiti 2012 2015 - Mar Sun>=8 2:00 1:00 D |
3079 Rule Haiti 2012 max - Nov Sun>=1 2:00 0 S |
3081 Rule Haiti 2012 2015 - Nov Sun>=1 2:00 0 S |
3080 # Zone NAME GMTOFF RULES FORMAT [UNTIL] |
3082 # Zone NAME GMTOFF RULES FORMAT [UNTIL] |
3081 Zone America/Port-au-Prince -4:49:20 - LMT 1890 |
3083 Zone America/Port-au-Prince -4:49:20 - LMT 1890 |
3082 -4:49 - PPMT 1917 Jan 24 12:00 # P-a-P MT |
3084 -4:49 - PPMT 1917 Jan 24 12:00 # P-a-P MT |
3083 -5:00 Haiti E%sT |
3085 -5:00 Haiti E%sT |
3084 |
3086 |
3223 # Panama |
3225 # Panama |
3224 # Zone NAME GMTOFF RULES FORMAT [UNTIL] |
3226 # Zone NAME GMTOFF RULES FORMAT [UNTIL] |
3225 Zone America/Panama -5:18:08 - LMT 1890 |
3227 Zone America/Panama -5:18:08 - LMT 1890 |
3226 -5:19:36 - CMT 1908 Apr 22 # Colón Mean Time |
3228 -5:19:36 - CMT 1908 Apr 22 # Colón Mean Time |
3227 -5:00 - EST |
3229 -5:00 - EST |
|
3230 Link America/Panama America/Cayman |
3228 |
3231 |
3229 # Puerto Rico |
3232 # Puerto Rico |
3230 # There are too many San Juans elsewhere, so we'll use 'Puerto_Rico'. |
3233 # There are too many San Juans elsewhere, so we'll use 'Puerto_Rico'. |
3231 # Zone NAME GMTOFF RULES FORMAT [UNTIL] |
3234 # Zone NAME GMTOFF RULES FORMAT [UNTIL] |
3232 Zone America/Puerto_Rico -4:24:25 - LMT 1899 Mar 28 12:00 # San Juan |
3235 Zone America/Puerto_Rico -4:24:25 - LMT 1899 Mar 28 12:00 # San Juan |