(Redirected from Sri Lanka Standard Time)
|Indian Standard Time
|02:55, 25 February 2024 IST
|Observance of DST
|DST is not observed in this time zone.
History in Sri Lanka[change | change source]
On 15 April 2006, Sri Lanka Time went back to match Indian Standard Time calculated from the Allahabad Observatory in India 82.5° longitude east of Greenwich, the calculation place for GMT. This time zone is used fully by Sri Lanka.