Update to 2025agtz from https://github.com/JodaOrg/global-tz
o Paraguay adopts permanent -03 starting spring 2024.
o Improve pre-1991 data for the Philippines.
o Etc/Unknown is now reserved.

Update to 2024bgtz from https://github.com/JodaOrg/global-tz
o Improve historical data for Mexico, Mongolia, and Portugal.
o System V names are now obsolescent.
o The main data form now uses %z.

Update to 2024agtz from https://github.com/JodaOrg/global-tz
o Kazakhstan unifies on UTC+5 beginning 2024-03-01.
o Palestine springs forward a week later after Ramadan.

Update to 2023dgtz from https://github.com/JodaOrg/global-tz
* Ittoqqortoormiit, Greenland changes time zones on 2024-03-31.
* Vostok, Antarctica changed time zones on 2023-12-18.
* Casey, Antarct

Update to 2023dgtz from https://github.com/JodaOrg/global-tz
* Ittoqqortoormiit, Greenland changes time zones on 2024-03-31.
* Vostok, Antarctica changed time zones on 2023-12-18.
* Casey, Antarctica changed time zones five times since 2020.
* Data fixes for Palestine timestamps starting in 2072.

show more ...

Apply changes from tzdata2023c.
This reverts the controversial Lebanon DST change which led to a
partly-sectarian divide within the country.

This year Lebanon springs forward April 20/21 not March 25/26.
This change is not yet part of an iana-tz or global-tz release.

Update to 2023agtz from https://github.com/JodaOrg/global-tz
* Egypt now uses DST again, from April through October.
* This year Morocco springs forward April 23, not April 30.
* Palestine dela

Update to 2023agtz from https://github.com/JodaOrg/global-tz
* Egypt now uses DST again, from April through October.
* This year Morocco springs forward April 23, not April 30.
* Palestine delays the start of DST this year.
* Much of Greenland still uses DST from 2024 on.
* America/Yellowknife now links to America/Edmonton.

show more ...

Update to 2022ggtz from https://github.com/JodaOrg/global-tz
Major changes:
* The northern edge of Chihuahua changes to US timekeeping.
* Much of Greenland stops changing clocks after March 2023.

Update to 2022ggtz from https://github.com/JodaOrg/global-tz
Major changes:
* The northern edge of Chihuahua changes to US timekeeping.
* Much of Greenland stops changing clocks after March 2023.
* Fix some pre-1996 timestamps in northern Canada.

show more ...

Update to 2022fgtz from https://github.com/JodaOrg/global-tz
Major changes:
o Mexico will no longer observe DST except near the US border.
o Chihuahua moves to year-round -06 on 2022-10-30.
o Fiji

Update to 2022fgtz from https://github.com/JodaOrg/global-tz
Major changes:
o Mexico will no longer observe DST except near the US border.
o Chihuahua moves to year-round -06 on 2022-10-30.
o Fiji no longer observes DST.

show more ...

Update to 2022egtz from https://github.com/JodaOrg/global-tz
Major changes:
o Jordan and Syria switch from +02/+03 with DST to year-round +03.

Sync with https://github.com/JodaOrg/global-tz
Major changes:
o Palestine DST transitions are now Saturdays at 02:00.

Update to tzdata2022cgtz from https://github.com/JodaOrg/global-tz
Adds experimental structured comments in zone1970.tab to clarify
whether Zones like Africa/Abidjan and Europe/Istanbul cross contine

Update to tzdata2022cgtz from https://github.com/JodaOrg/global-tz
Adds experimental structured comments in zone1970.tab to clarify
whether Zones like Africa/Abidjan and Europe/Istanbul cross continent
or ocean boundaries.

show more ...

Update to 2022bgtz from https://github.com/JodaOrg/global-tz
Major changes:
o Chile's DST is delayed by a week in September 2022.
o Iran no longer observes DST after 2022.
o Rename Europe/Kiev to

Update to 2022bgtz from https://github.com/JodaOrg/global-tz
Major changes:
o Chile's DST is delayed by a week in September 2022.
o Iran no longer observes DST after 2022.
o Rename Europe/Kiev to Europe/Kyiv.

show more ...

Rebase to 2022agtz from https://github.com/JodaOrg/global-tz
This version is derived from the IANA 2022a tzdata but with some
pre-1970 data restored that had been moved to the backzone file
(which we

Rebase to 2022agtz from https://github.com/JodaOrg/global-tz
This version is derived from the IANA 2022a tzdata but with some
pre-1970 data restored that had been moved to the backzone file
(which we do not currently ship).
From this point on, we will follow the global-tz fork.

show more ...

Update to tzdata2022a from www.iana.org. Major changes:
o Palestine will spring forward on 2022-03-27, not -03-26.

Update to tzdata2021e from www.iana.org. Major changes:
o Palestine will fall back 10-29 (not 10-30) at 01:00.
o Fiji suspends DST for the 2021/2022 season.
o Move some backward-compatibility lin

Update to tzdata2021e from www.iana.org. Major changes:
o Palestine will fall back 10-29 (not 10-30) at 01:00.
o Fiji suspends DST for the 2021/2022 season.
o Move some backward-compatibility links to 'backward'.
o Rename Pacific/Enderbury to Pacific/Kanton.

show more ...

Jordan now starts DST on February's last Thursday (was March).

Update to tzdata2020e from www.iana.org. Major changes:
o Palestine ends DST earlier than predicted, on 2020-10-24.
o Volgograd switches to Moscow time on 2020-12-27 at 02:00.

Update to tzdata2020b from www.iana.org. Major changes:
Revised predictions for Morocco's changes starting in 2023.
Canada's Yukon changes to -07 on 2020-11-01, not 2020-03-08.
Macquarie

Update to tzdata2020b from www.iana.org. Major changes:
Revised predictions for Morocco's changes starting in 2023.
Canada's Yukon changes to -07 on 2020-11-01, not 2020-03-08.
Macquarie Island has stayed in sync with Tasmania since 2011.
Casey, Antarctica is at +08 in winter and +11 in summer.
Removed obsolete files pacificnew, systemv and yearistype.sh

show more ...

Update to tzdata2020a from www.iana.org. Major changes:
Morocco springs forward on 2020-05-31, not 2020-05-24.
Canada's Yukon advanced to -07 year-round on 2020-03-08.
America/Nuuk renamed fro

Update to tzdata2020a from www.iana.org. Major changes:
Morocco springs forward on 2020-05-31, not 2020-05-24.
Canada's Yukon advanced to -07 year-round on 2020-03-08.
America/Nuuk renamed from America/Godthab.

show more ...

Update to tzdata2019b from www.iana.org. Major changes:
Fiji observes DST from 2019-11-10 to 2020-01-12.
Norfolk Island starts observing Australian-style DST.

Update to tzdata2019b from www.iana.org

Update to tzdata2019a from www.iana.org

Update to tzdata2018i from ftp.iana.org

Update to tzdata2018f from ftp.iana.org