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British Indian Ocean Territory

British Indian Ocean Territory

Last updated: 2026-03-28 (today)

Flag

description: white with six wavy blue horizontal stripes; the UK flag is in the upper-left quadrant; the striped section has a palm tree and yellow crown (the territory's symbols) centered on the right half of the flag meaning: the wavy stripes represent the Indian Ocean; the six blue stripes may stand for the six main atolls of the archipelago

Capital

name

administered from London; often regarded as being on Diego Garcia

time difference

UTC+6 (12 hours ahead of Washington, DC, during Standard Time)

geographic coordinates

7 18S, 12 24E

Constitution

history

British Indian Ocean Territory (Constitution) Order 2004

Country name

etymology

self-descriptive name specifying the territory's affiliation and location

abbreviation

BIOT

conventional long form

British Indian Ocean Territory

conventional short form

none

Legal system

the laws of the UK apply 

Executive branch

cabinet

NA

chief of state

King CHARLES III (since 8 September 2022)

head of government

Commissioner Nishi DHOLAKIA (since 16 December 2024); Administrator Bob FAIRWEATHER; both reside in the UK and are represented by Commander Andrew WILLIAMS, RN, the officer commanding British Forces on Diego Garcia (since January 2025)

election/appointment process

the monarchy is hereditary; commissioner and administrator appointed by the monarch

Dependency status

overseas territory of the UK; administered by a commissioner, resident in the Foreign, Commonwealth, and Development Office in London

National anthem(s)

title

"God Save the King"

history

official anthem, as a UK overseas territory

lyrics/music

unknown

Diplomatic representation in the US

none (overseas territory of the UK)

Diplomatic representation from the US

embassy

none (overseas territory of the UK)

International organization participation

UPU