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Iran Standard Time

Identifier for a time offset from UTC of +03:30 / From Wikipedia, the free encyclopedia

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Iran Standard Time (IRST) or Iran Time (IT) is the time zone used in Iran. Iran uses a UTC offset UTC+03:30. IRST is defined by the 52.5 degrees east meridian, the same meridian which defines the Iranian calendar and is the official meridian of Iran.

Time_Zones_of_the_Middle_East.svg
Time in the Middle East
    UTC+02:00 Egypt Standard Time
    UTC+02:00

UTC+03:00		 Eastern European Time /
Israel Standard Time /
Eastern European Summer Time /
Israel Summer Time
    UTC+03:00 Arabia Standard Time /
Turkey Time
    UTC+03:30 Iran Standard Time
    UTC+04:00 Gulf Standard Time
▉▉▉▉ Standard time observed all year
▉ Daylight saving time observed

Between 2005 and 2008, by decree of President Mahmoud Ahmadinejad, Iran did not observe daylight saving time (DST) (called Iran Daylight Time or IRDT).[1] It was reintroduced from 21 March 2008. On 21 September 2022, Iran abolished DST and now observes standard time year-round.[2][3]