Chagos

Indian • Chagos

British Indian Ocean Territory

Current local time

10:03:54

Sunday, May 31, 2026

UTC offset

UTC+06:00

No daylight saving changes

Chagos does not observe daylight saving time. Clocks stay on UTC+06:00 all year long.

Timezone details

Identifier
Abbreviation
—
Transitioned
May 31, 2021 at 07:00 AM
Featured city
Diego Garcia

Location

Latitude
-7.33333
Longitude
72.41666
Country
British Indian Ocean Territory

Indian Ocean Time (IOT)

FAQs

Indian Ocean Time (IOT) keeps things simple with a steady UTC+06:00 offset year-round—no daylight saving changes to worry about. It’s the quiet, consistent rhythm of the Chagos Archipelago, where time flows without surprises.

  • What is Indian Ocean Time (IOT)?

    IOT is the time zone used in the British Indian Ocean Territory, set at UTC+06:00 all year, with no daylight saving adjustments.

  • Does IOT observe daylight saving time?

    No, IOT does not observe daylight saving time—its offset remains constant throughout the year.

  • Which location uses IOT?

    The only location using IOT is the Chagos Archipelago in the British Indian Ocean Territory.

  • Why doesn’t IOT change with the seasons?

    Because the region doesn’t implement daylight saving, so the time stays fixed at UTC+06:00 regardless of the time of year.

  • Is IOT the same as other Indian Ocean time zones?

    No, IOT is specific to the British Indian Ocean Territory; other areas in the Indian Ocean use different offsets like UTC+04:00 or UTC+05:00.

  • How does IOT compare to nearby time zones?

    IOT is one hour ahead of Maldives Time (UTC+05:00) and one hour behind Christmas Island Time (UTC+07:00).

  • When was IOT last updated?

    The current offset has been in effect since May 30, 2021, and remains unchanged.

  • Is IOT used for civilian timekeeping?

    Yes, it’s the official time for the territory, though access to the region is highly restricted due to its military significance.

  • What makes IOT unique?

    It’s one of the few time zones with no daylight saving and only a single member zone, making it exceptionally stable and predictable.