Clock Changes in Île Sipaille, British Indian Ocean Territory, British Indian Ocean Territory

Daylight Saving Time (DST) Not Observed in Year 2025

British Indian Ocean Territory currently observes Indian Chagos Time (IOT) all year.

Daylight Saving Time has not been used since our records start, in 1970.

DST data from before 1970 is not available for Île Sipaille, British Indian Ocean Territory. However, we have earlier DST history for Diego Garcia, British Indian Ocean Territory available.

Which countries & states use DST and which do not?