Samara Time (SAMT) is the time zone four hours ahead of UTC (UTC+4) and 1 hour ahead of Moscow Time (MSK+1). Samara Time is used in Astrakhan Oblast, Samara Oblast, Saratov Oblast, Udmurtia, and Ulyanovsk Oblast.
History Until a reform on 28 March 2010, Samara Time was UTC+4 in winter and Samara Summer Time (SAMST) was UTC+5 in summer. From that date, Samara Time was abolished with the two regions effectively joining Moscow Summer Time.Постановление Правительства Российской Федерации от 17 марта 2010 г. N 166 г. Москва "О применении на территории Удмуртской Республики времени второго часового пояса" Постановление Правительства Российской Федерации от 19 марта 2010 г. N 170 г. Москва "О применении на территории Самарской области времени второго часового пояса" In March 2011, Moscow time was moved forward to UTC+04:00 year-round, and Samara Time was reinstated on 26 October 2014, when Moscow time moved back one hour to UTC+03:00 year-round and Samara Oblast and Udmurtia remained on UTC+04:00.
On 27 March 2016, Ulyanovsk Oblast and Astrakhan Oblast switched to Samara Time by moving the clock 1 hour forwards from Moscow time.Федеральный закон Российской Федерации от 15 февраля 2016 г. N 27-ФЗ "О внесении изменений в статью 5 Федерального закона "Об исчислении времени"Федеральный закон Российской Федерации от 9 марта 2016 г. N 69-ФЗ "О внесении изменений в статью 5 Федерального закона "Об исчислении времени" On 4 December 2016, Saratov Oblast also switched to Samara Time by moving forward 1 hour from Moscow time.Proposed Time Change in Saratov, Russia, Timeanddate.com, 14 November 2016.Vladimir Putin signed law on time change in Saratov Oblast, Vzglyad-info, 22 November 2016. On 28 October 2018, Volgograd Oblast also switched to Samara Time by moving forward 1 hour from Moscow time,Федеральный закон от 11 октября 2018 г. N 368-ФЗ "О внесении изменений в статью 5 Федерального закона "Об исчислении времени" but this change was reverted on 27 December 2020.New Time Zone in Russia's Volgograd Region, Timeanddate.com, 17 December 2020.Federal law of 22 December 2020 no. 432-FZ "On amendments to article 5 of federal law 'On the calculation of time'" , Official internet portal of legal information of Russia.
IANA time zone database In the zone.tab of the IANA time zone database, the zones with the same current offset are:
References