Asia/Dushanbe

Time zone identifier: Asia/Dushanbe

Current civil offset: +05:00 (+05)

Current DST state: Observing Standard Time

First standard time adoption: Adopted on 1924-05-01

Local Mean Time (LMT): +04:35:12 based on geographic meridian

Total recorded transitions: 24 transitions across 4 distinct offsets

Associated countries: TJ

Historical Offset Step Chart (1880 to Present)

Text summary: Asia/Dushanbe shifted between 4 distinct offsets from 1924-05-01 through the modern era.

Complete Transition History (24 Transitions)

UTC Instant	Local Wall Time	Shift	Abbreviation	DST	Effect
`1924-05-01T19:24:48Z`	`1924-05-02 00:24:48`	+04:35:12 → +05:00	`+05`	No	gap
`1930-06-20T19:00:00Z`	`1930-06-21 01:00:00`	+05:00 → +06:00	`+06`	No	gap
`1981-03-31T18:00:00Z`	`1981-04-01 01:00:00`	+06:00 → +07:00	`+07`	Yes	gap
`1981-09-30T17:00:00Z`	`1981-09-30 23:00:00`	+07:00 → +06:00	`+06`	No	overlap
`1982-03-31T18:00:00Z`	`1982-04-01 01:00:00`	+06:00 → +07:00	`+07`	Yes	gap
`1982-09-30T17:00:00Z`	`1982-09-30 23:00:00`	+07:00 → +06:00	`+06`	No	overlap
`1983-03-31T18:00:00Z`	`1983-04-01 01:00:00`	+06:00 → +07:00	`+07`	Yes	gap
`1983-09-30T17:00:00Z`	`1983-09-30 23:00:00`	+07:00 → +06:00	`+06`	No	overlap
`1984-03-31T18:00:00Z`	`1984-04-01 01:00:00`	+06:00 → +07:00	`+07`	Yes	gap
`1984-09-29T20:00:00Z`	`1984-09-30 02:00:00`	+07:00 → +06:00	`+06`	No	overlap
`1985-03-30T20:00:00Z`	`1985-03-31 03:00:00`	+06:00 → +07:00	`+07`	Yes	gap
`1985-09-28T20:00:00Z`	`1985-09-29 02:00:00`	+07:00 → +06:00	`+06`	No	overlap
`1986-03-29T20:00:00Z`	`1986-03-30 03:00:00`	+06:00 → +07:00	`+07`	Yes	gap
`1986-09-27T20:00:00Z`	`1986-09-28 02:00:00`	+07:00 → +06:00	`+06`	No	overlap
`1987-03-28T20:00:00Z`	`1987-03-29 03:00:00`	+06:00 → +07:00	`+07`	Yes	gap
`1987-09-26T20:00:00Z`	`1987-09-27 02:00:00`	+07:00 → +06:00	`+06`	No	overlap
`1988-03-26T20:00:00Z`	`1988-03-27 03:00:00`	+06:00 → +07:00	`+07`	Yes	gap
`1988-09-24T20:00:00Z`	`1988-09-25 02:00:00`	+07:00 → +06:00	`+06`	No	overlap
`1989-03-25T20:00:00Z`	`1989-03-26 03:00:00`	+06:00 → +07:00	`+07`	Yes	gap
`1989-09-23T20:00:00Z`	`1989-09-24 02:00:00`	+07:00 → +06:00	`+06`	No	overlap
`1990-03-24T20:00:00Z`	`1990-03-25 03:00:00`	+06:00 → +07:00	`+07`	Yes	gap
`1990-09-29T20:00:00Z`	`1990-09-30 02:00:00`	+07:00 → +06:00	`+06`	No	overlap
`1991-03-30T20:00:00Z`	`1991-03-31 02:00:00`	+06:00 → +06:00	`+06`	Yes	offset-only
`1991-09-08T21:00:00Z`	`1991-09-09 02:00:00`	+06:00 → +05:00	`+05`	No	overlap

Notes from the Maintainers

Source: asia (Lines 4098 to 4101)

Tajikistan
From Shanks & Pottenger.
Zone	NAME		STDOFF	RULES	FORMAT	[UNTIL]

Years on Record

Methodology Note: The 1970 Rule

tzdb guarantees accuracy for timestamps from 1970 onwards. Transitions prior to 1970 represent best-effort historical reconstructions.