The metadata compiled herewithin is secondary to the tz repository and is derived from the archives of the tz discussion list as well as commits to the tz development repository. Metadata is limited to changes affecting UTC offsets for current and/or future timestamps at the time that notice is sent. Pull requests will NOT be accepted for a given timezone change until it has been proposed to the tz mailing list at, discussed as necessary, been committed to the tz development repository, and (in general) released.

Changes with notice first sent in 2020

Country Affected Zones Description Earliest effective date for UTC offset changes Initial notice sent to tz discussion list Commits to development repository tz release Notes
MA 🇲🇦 Morocco Africa/Casablanca, Africa/El_Aaiun Morocco springs forward after Ramadan on 2020-05-31, not 2020-05-24. 2020-05-24T02:00:00Z 2020-04-14T14:49:13Z
Leadtime: 39d, 11.2h

Leadtime: 38d, 20.7h
Leadtime: 29d, 21.5h
CA 🇨🇦 Canada America/Dawson, America/Whitehorse Yukon advances to year-round -07 from 2020-03-08 by not falling back on 2020-11-01. 2020-11-01T09:00:00Z 2020-03-05T03:53:17Z
Leadtime: 241d, 5.1h

Leadtime: 240d, 10.2h
Leadtime: 191d, 4.5h

Page last built 2020-08-08T22:05:14+0000
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