This file enumerates time zones which have ambiguous or non-existent midnights when using
the IANA time zone database version 2025b. More precisely, it shows the last date with such issues.

Time zones with dates marked '2099' are using DST rules that will cause them to have
these issues in the future under this version of the database.

Africa/Abidjan: 1912-01-01
Africa/Algiers: 1981-05-01
Africa/Bissau: 1975-01-01
Africa/Cairo: 2099-04-24
Africa/Casablanca: 2011-04-03
Africa/Ceuta: 1984-03-16
Africa/El_Aaiun: 2011-04-03
Africa/Johannesburg: 1903-03-01
Africa/Juba: 1985-04-28
Africa/Khartoum: 1985-04-28
Africa/Lagos: 1919-09-01
Africa/Monrovia: 1972-01-07
Africa/Nairobi: 1942-08-01
Africa/Ndjamena: 1979-10-14
Africa/Tripoli: 1997-04-04
Africa/Tunis: 2005-05-01
Africa/Windhoek: 1903-03-01
America/Adak: 1867-10-19
America/Anchorage: 1867-10-19
America/Araguaina: 2012-10-21
America/Argentina/Buenos_Aires: 2008-10-19
America/Argentina/Catamarca: 2007-12-30
America/Argentina/Cordoba: 2008-10-19
America/Argentina/Jujuy: 2007-12-30
America/Argentina/La_Rioja: 2007-12-30
America/Argentina/Mendoza: 2007-12-30
America/Argentina/Rio_Gallegos: 2007-12-30
America/Argentina/Salta: 2007-12-30
America/Argentina/San_Juan: 2007-12-30
America/Argentina/San_Luis: 2009-10-11
America/Argentina/Tucuman: 2008-10-19
America/Argentina/Ushuaia: 2007-12-30
America/Asuncion: 2024-10-06
America/Bahia: 2011-10-16
America/Bahia_Banderas: 1932-04-01
America/Belem: 1987-10-25
America/Belize: 1982-12-18
America/Boa_Vista: 2000-10-08
America/Bogota: 1992-05-03
America/Campo_Grande: 2018-11-04
America/Cancun: 1922-01-01
America/Caracas: 1965-01-01
America/Cayenne: 1967-10-01
America/Chihuahua: 1932-04-01
America/Ciudad_Juarez: 1932-04-01
America/Costa_Rica: 1992-01-18
America/Coyhaique: 2024-09-08
America/Cuiaba: 2018-11-04
America/Danmarkshavn: 1996-01-01
America/Dawson: 1973-10-28
America/Dawson_Creek: 1884-01-01
America/Edmonton: 1906-09-01
America/Eirunepe: 2008-06-24
America/El_Salvador: 1988-05-01
America/Fort_Nelson: 1884-01-01
America/Fortaleza: 2001-10-14
America/Goose_Bay: 2010-11-07
America/Grand_Turk: 1912-02-01
America/Guatemala: 2006-04-30
America/Guayaquil: 1992-11-28
America/Guyana: 1992-03-29
America/Halifax: 1941-05-04
America/Havana: 2099-11-01
America/Hermosillo: 1932-04-01
America/Indiana/Petersburg: 1955-05-01
America/Indiana/Tell_City: 1955-05-01
America/Indiana/Vincennes: 1955-05-01
America/Iqaluit: 1999-10-31
America/Jamaica: 1912-02-01
America/Juneau: 1983-10-30
America/La_Paz: 1931-10-15
America/Lima: 1994-01-01
America/Maceio: 2001-10-14
America/Managua: 2006-10-01
America/Manaus: 1993-10-17
America/Martinique: 1980-04-06
America/Mazatlan: 1932-04-01
America/Merida: 1922-01-01
America/Metlakatla: 1867-10-19
America/Mexico_City: 1950-02-12
America/Miquelon: 1980-05-01
America/Moncton: 2006-10-29
America/Monterrey: 1932-04-01
America/Montevideo: 2004-09-19
America/Nome: 1867-10-19
America/Noronha: 2001-10-14
America/Nuuk: 1916-07-28
America/Ojinaga: 1932-04-01
America/Panama: 1908-04-22
America/Paramaribo: 1984-10-01
America/Phoenix: 1944-10-01
America/Port-au-Prince: 2006-04-02
America/Porto_Velho: 1987-10-25
America/Puerto_Rico: 1942-05-03
America/Punta_Arenas: 2016-08-14
America/Recife: 2001-10-14
America/Regina: 1941-04-13
America/Rio_Branco: 2008-06-24
America/Santarem: 2008-06-24
America/Santiago: 2099-09-06
America/Santo_Domingo: 1974-10-27
America/Sao_Paulo: 2018-11-04
America/Scoresbysund: 2023-10-29
America/Sitka: 1983-10-30
America/St_Johns: 2010-11-07
America/Swift_Current: 1905-09-01
America/Tegucigalpa: 2006-05-07
America/Thule: 1916-07-28
America/Tijuana: 1950-05-01
America/Toronto: 1919-03-31
America/Vancouver: 1884-01-01
America/Whitehorse: 1966-02-27
America/Winnipeg: 1916-04-23
America/Yakutat: 1867-10-19
Antarctica/Casey: 2023-03-09
Antarctica/Davis: 2011-10-28
Antarctica/Macquarie: 1948-03-25
Antarctica/Mawson: 1954-02-13
Antarctica/Palmer: 2016-08-14
Antarctica/Vostok: 2023-12-18
Asia/Almaty: 1984-04-01
Asia/Amman: 2022-02-25
Asia/Anadyr: 1984-04-01
Asia/Aqtau: 1984-04-01
Asia/Aqtobe: 1984-04-01
Asia/Ashgabat: 1984-04-01
Asia/Atyrau: 1984-04-01
Asia/Baghdad: 1985-04-01
Asia/Baku: 1984-04-01
Asia/Bangkok: 1920-04-01
Asia/Barnaul: 1984-04-01
Asia/Beirut: 2099-03-29
Asia/Bishkek: 1996-04-07
Asia/Chita: 2014-10-26
Asia/Colombo: 2006-04-15
Asia/Damascus: 2022-03-25
Asia/Dhaka: 1942-09-01
Asia/Dili: 2000-09-17
Asia/Dubai: 1920-01-01
Asia/Dushanbe: 1984-04-01
Asia/Famagusta: 1998-03-29
Asia/Gaza: 2022-03-27
Asia/Hebron: 2022-03-27
Asia/Ho_Chi_Minh: 1955-07-01
Asia/Hong_Kong: 1946-04-21
Asia/Hovd: 1998-03-29
Asia/Irkutsk: 1984-04-01
Asia/Jakarta: 1948-05-01
Asia/Jayapura: 1944-09-01
Asia/Jerusalem: 2004-09-22
Asia/Kabul: 1945-01-01
Asia/Kamchatka: 1984-04-01
Asia/Karachi: 2009-04-15
Asia/Kathmandu: 1986-01-01
Asia/Khandyga: 2004-01-01
Asia/Kolkata: 1942-09-01
Asia/Krasnoyarsk: 1984-04-01
Asia/Kuching: 1942-02-16
Asia/Macau: 1904-10-30
Asia/Magadan: 2014-10-26
Asia/Makassar: 1942-02-09
Asia/Manila: 1990-05-21
Asia/Nicosia: 1998-03-29
Asia/Novokuznetsk: 1984-04-01
Asia/Novosibirsk: 1984-04-01
Asia/Omsk: 1984-04-01
Asia/Oral: 1984-04-01
Asia/Pontianak: 1964-01-01
Asia/Pyongyang: 1912-01-01
Asia/Qatar: 1920-01-01
Asia/Qostanay: 1984-04-01
Asia/Qyzylorda: 1984-04-01
Asia/Sakhalin: 1984-04-01
Asia/Samarkand: 1984-04-01
Asia/Seoul: 1961-08-10
Asia/Shanghai: 1949-05-01
Asia/Singapore: 1942-02-16
Asia/Srednekolymsk: 1984-04-01
Asia/Taipei: 1979-07-01
Asia/Tashkent: 1984-04-01
Asia/Tbilisi: 2004-03-28
Asia/Tehran: 2022-03-22
Asia/Thimphu: 1987-10-01
Asia/Tokyo: 1951-09-09
Asia/Tomsk: 1984-04-01
Asia/Ulaanbaatar: 1998-03-29
Asia/Urumqi: 1928-01-01
Asia/Ust-Nera: 1984-04-01
Asia/Vladivostok: 1984-04-01
Asia/Yakutsk: 1984-04-01
Asia/Yangon: 1942-05-01
Asia/Yekaterinburg: 1984-04-01
Asia/Yerevan: 1984-04-01
Atlantic/Azores: 2099-10-25
Atlantic/Bermuda: 1918-04-14
Atlantic/Canary: 1980-04-06
Atlantic/Cape_Verde: 1942-09-01
Atlantic/Faroe: 1908-01-11
Atlantic/Madeira: 1986-03-30
Atlantic/South_Georgia: 1890-01-01
Atlantic/Stanley: 2000-09-10
Australia/Adelaide: 1899-05-01
Australia/Broken_Hill: 1899-05-01
Australia/Darwin: 1899-05-01
Australia/Eucla: 1895-12-01
Australia/Hobart: 1895-09-01
Australia/Lindeman: 1895-01-01
Australia/Lord_Howe: 1981-03-01
Australia/Melbourne: 1895-02-01
Australia/Perth: 1895-12-01
Europe/Andorra: 1946-09-30
Europe/Astrakhan: 1984-04-01
Europe/Athens: 1980-04-01
Europe/Berlin: 1916-10-01
Europe/Brussels: 1916-10-01
Europe/Bucharest: 1996-03-31
Europe/Budapest: 1983-09-25
Europe/Chisinau: 1996-03-31
Europe/Gibraltar: 1880-08-02
Europe/Helsinki: 1942-10-04
Europe/Istanbul: 1964-05-15
Europe/Kaliningrad: 1984-04-01
Europe/Kirov: 1984-04-01
Europe/Kyiv: 1984-04-01
Europe/Lisbon: 1985-09-29
Europe/London: 1847-12-01
Europe/Madrid: 1977-09-25
Europe/Malta: 1974-09-16
Europe/Minsk: 1984-04-01
Europe/Moscow: 1984-04-01
Europe/Paris: 1976-09-26
Europe/Prague: 1916-10-01
Europe/Riga: 1984-04-01
Europe/Rome: 1979-09-30
Europe/Samara: 1984-04-01
Europe/Saratov: 1984-04-01
Europe/Simferopol: 1996-03-31
Europe/Sofia: 1996-03-31
Europe/Tallinn: 1984-04-01
Europe/Tirane: 1984-04-01
Europe/Ulyanovsk: 1984-04-01
Europe/Vienna: 1980-04-06
Europe/Vilnius: 1984-04-01
Europe/Volgograd: 1984-04-01
Europe/Warsaw: 1946-04-14
Europe/Zurich: 1894-06-01
Indian/Chagos: 1996-01-01
Indian/Maldives: 1960-01-01
Indian/Mauritius: 1982-10-10
Pacific/Apia: 2011-12-30
Pacific/Bougainville: 1945-08-21
Pacific/Chatham: 1946-01-01
Pacific/Easter: 1932-09-01
Pacific/Efate: 1992-10-25
Pacific/Fakaofo: 2011-12-30
Pacific/Fiji: 1915-10-26
Pacific/Galapagos: 1992-11-28
Pacific/Guadalcanal: 1912-10-01
Pacific/Guam: 1969-01-26
Pacific/Kanton: 1994-12-31
Pacific/Kiritimati: 1994-12-31
Pacific/Kosrae: 1969-10-01
Pacific/Kwajalein: 1993-08-21
Pacific/Nauru: 1945-09-08
Pacific/Niue: 1964-07-01
Pacific/Norfolk: 1951-01-01
Pacific/Noumea: 1978-12-03
Pacific/Pago_Pago: 1911-01-01
Pacific/Palau: 1901-01-01
Pacific/Pitcairn: 1998-04-27
Pacific/Port_Moresby: 1895-01-01
Pacific/Rarotonga: 1990-10-28
Pacific/Tarawa: 1901-01-01
Pacific/Tongatapu: 1961-01-01