Technical Specifications & Standards
Official chronometric properties, ISO standards, and international database registry identifiers for Gilbert Islands Time:
Daylight Saving Time (DST) Transitions
⬆️ Spring Forward (Clocks Advance)
None
⬇️ Fall Back (Clocks Return)
None
Observing Jurisdictions & Subdivisions
1 Sovereign NationsSovereign nations, administrative subdivisions, and regional territories officially operating under GILT:
Regional Subdivisions & Territory Details
Financial Markets & Trading Hours
Coordinates national government administration, fisheries licensing, and inter-atoll shipping in the capital Tarawa.
Local Hours: 08:30 - 16:30 GILT
UTC Window: 20:30 - 04:30 UTC
Major Cities in GILT
Primary metropolitan centers and financial hubs observing this time zone:
Adoption History & Astronomical Facts
Year Established: 1979
The Gilbert Islands have observed UTC+12 since independence in 1979, serving as the temporal anchor for Kiribati's government.
South Tarawa in the Gilbert Islands has a population density comparable to Tokyo, operating on GILT.
Frequently Asked Questions about GILT
What is Gilbert Islands Time?
Gilbert Islands Time (GILT) is UTC+12, observed in the capital atoll of Tarawa and western Kiribati.
How many time zones does Kiribati have?
Kiribati spans three time zones: GILT (UTC+12), PHOT (UTC+13), and LINT (UTC+14).
Does Tarawa observe daylight saving?
No. Tarawa maintains UTC+12 year-round.