Previously it had Metlakatla time, UTC-8, no DST.Īlaska Aleutian time, UTC-10 Aleutian Islands west of 169☃0' W and St. Smiths Station).Īlaska US Alaska time, UTC-9 Most of AlaskaĪlaska US Alaska time, UTC-9 Indian community on Annette Island. Some of the exceptions were noted by Steve Jones, .Īlabama US Central time, UTC-6 A couple of 'textile towns' on the border with Georgia observe EST, among which Phenix City (Russell county) Lanett, Shawmut, Langdale, Valley (Chambers county) and some places in Lee county (e.g. Some reported exceptions to the federal rules were added in the table below. They are allowed to use other timezone changing points between central and mountain time. Not mentioned are the exemptions, made for rail carriers in the central zone. The table below is believed to be in accordance with the March 2013 version of the Standard time zone boundaries regulation CFR Title 49, Part 71. Search for 49CFR71 on the Electronic Code of Federal Regulations website. The text of Title 49 is available through the U.S. The Department of Transportation is in charge of the time zones, as stated in the Uniform Time Act. The time zone boundaries are very precisely defined in the US Code of Federal Regulations, Title 49 (Transportation), Subtitle A (Office of the Secretary of Transportation), Part 71 (Standard Time Zone Boundaries). The time zones and the daylight saving time are defined in the The Uniform Time Act of 1966 (15 U.S.C. Official information on the Indiana changes can be found at govpulse. Several counties in Indiana changed their minds and departed from the Indiana rule. The official decision is published by DOT:ĭepartment Of Transportation (DOT), Office of the SecretaryĤ9 CFR Part 71 ET, OST Docket No. Indiana observes DST starting 2006 (April 02). Daylight savings.ĭST on (+1 hour): second Sunday of March, 02:00 local time.ĭST off: first Sunday of November, 02:00 local time. Public Law 109-58, Energy Policy Act of 2005, Sec. USA observes new DST rules per 2007, according to: (Legally there is only one Hawaii-Aleutian zone)Ĭhamorro time (ChST): UTC+10 (zone name in effect since ) US Atlantic time (AST): UTC-4 (used for Puerto Rico) Hence: this page is only a snapshot in time. Please note that time zone borders, observing DST, DST on/off times and dates sometimes change. UTC: universal time, the time on the 0° meridian without DST. More information on the 'tz database' can be found on the IANA TZ web page. Information about the zone times and DST rules are extracted from the TZ database. The data were compiled from many sources, not always authoritative. The most interesting multizone countries are listed on this page. Some countries are divided into more than one time zone. Complete time zone information for multizone countries Time zone boundaries for multizone countries
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