| | On February 1–2, 2023, in [[Lviv|Lviv]]-[[Bryukhovychi|Bryukhovychi]], the [[Synod of the UGCC|Synod of the UGCC]] decided that from September 1, 2023, the Ukrainian Greek Catholic Church in [[Ukraine]] would adopt the new style ([[Gregorian calendar]]) for fixed holidays, while maintaining the Julian Paschalion. This was announced by [[Supreme Archbishop]] Svyatoslav on February 6, 2023.<ref>{{Cite web|title=Historic Decision: UGCC in Ukraine Switches to the New Calendar|url=https://ugcc.ua/data/istorychne-rishennya-ugkts-v-ukrayni-perehodyt-na-novyy-kalendar-2056/|website=Ukrainian Greek Catholic Church|accessdate=2023-02-06|language=uk}}</ref><ref>{{Cite web|title=Ukrainian Greek Catholic Church Adopts New Calendar: Details of the Historic Decision|url=https://tsn.ua/ukrayina/ukrayinska-greko-katolicka-cerkva-perehodit-na-noviy-kalendar-podrobici-istorichnogo-rishennya-2259325.html|website=TSN.ua|date=2023-02-06|accessdate=2023-02-06|language=uk}}</ref> Following the UGCC in Ukraine, the decision to switch to the new style was made by the [[Przemyśl–Warsaw Metropolitan Archdiocese|UGCC in Poland]] on February 6<ref>{{Cite web|title=UGCC in Poland Also Adopts the New Calendar|url=https://ugcc.ua/data/ugkts-u-polshchi-takozh-perehodyt-na-novyy-kalendar-2068/|website=Ukrainian Greek Catholic Church|accessdate=2023-03-22|language=uk}}</ref>, [[Melbourne Eparchy of the Holy Apostles Peter and Paul UGCC|UGCC in Australia and Oceania]] on March 22<ref name=":92">{{Cite web|title=UGCC in Australia and Oceania Switches to Gregorian Calendar|url=https://ugcc.ua/data/ugkts-v-avstraliy-ta-okeaniy-perehodyt-na-grygorianskyy-kalendar-2387/|website=Ukrainian Greek Catholic Church|accessdate=2023-03-22|language=uk}}</ref>, [[Apostolic Exarchate in Germany and Scandinavia|UGCC in Germany and Scandinavia]] on April 22<ref name=":122">{{Cite web|title=Apostolic Exarchate Switches to Gregorian Calendar|url=https://ukrainische-kirche.eu/news/apostolskyy-ekzarhat-perehodyt-na-grygorianskyy-kalendar-294/|website=Apostolic Exarchate for Ukrainians of Byzantine Rite in Germany and Scandinavia|accessdate=2023-04-23|language=uk}}</ref>, [[London Eparchy of the Holy Family|UGCC in the United Kingdom]] on June 9<ref name=":19">{{Cite web|title=Holy Family Eparchy in London Switches to Gregorian Calendar|url=https://ugcc.ua/data/eparhiya-presvyatoy-rodyny-v-londoni-perehodyt-na-novyy-kalendar-2899/|website=Ukrainian Greek Catholic Church|accessdate=2023-06-09|language=uk}}</ref>, and [[North America UGCC]] on December 25, 2023.<ref name=":20">{{Cite web|title=UGCC in North America Adopts Gregorian Calendar|url=https://ugcc.ua/data/ugkts-v-severniy-americi-perehodyt-na-novyy-kalendar-3365/|website=Ukrainian Greek Catholic Church|accessdate=2023-12-23|language=uk}}</ref> | | On February 1–2, 2023, in [[Lviv|Lviv]]-[[Bryukhovychi|Bryukhovychi]], the [[Synod of the UGCC|Synod of the UGCC]] decided that from September 1, 2023, the Ukrainian Greek Catholic Church in [[Ukraine]] would adopt the new style ([[Gregorian calendar]]) for fixed holidays, while maintaining the Julian Paschalion. This was announced by [[Supreme Archbishop]] Svyatoslav on February 6, 2023.<ref>{{Cite web|title=Historic Decision: UGCC in Ukraine Switches to the New Calendar|url=https://ugcc.ua/data/istorychne-rishennya-ugkts-v-ukrayni-perehodyt-na-novyy-kalendar-2056/|website=Ukrainian Greek Catholic Church|accessdate=2023-02-06|language=uk}}</ref><ref>{{Cite web|title=Ukrainian Greek Catholic Church Adopts New Calendar: Details of the Historic Decision|url=https://tsn.ua/ukrayina/ukrayinska-greko-katolicka-cerkva-perehodit-na-noviy-kalendar-podrobici-istorichnogo-rishennya-2259325.html|website=TSN.ua|date=2023-02-06|accessdate=2023-02-06|language=uk}}</ref> Following the UGCC in Ukraine, the decision to switch to the new style was made by the [[Przemyśl–Warsaw Metropolitan Archdiocese|UGCC in Poland]] on February 6<ref>{{Cite web|title=UGCC in Poland Also Adopts the New Calendar|url=https://ugcc.ua/data/ugkts-u-polshchi-takozh-perehodyt-na-novyy-kalendar-2068/|website=Ukrainian Greek Catholic Church|accessdate=2023-03-22|language=uk}}</ref>, [[Melbourne Eparchy of the Holy Apostles Peter and Paul UGCC|UGCC in Australia and Oceania]] on March 22<ref name=":92">{{Cite web|title=UGCC in Australia and Oceania Switches to Gregorian Calendar|url=https://ugcc.ua/data/ugkts-v-avstraliy-ta-okeaniy-perehodyt-na-grygorianskyy-kalendar-2387/|website=Ukrainian Greek Catholic Church|accessdate=2023-03-22|language=uk}}</ref>, [[Apostolic Exarchate in Germany and Scandinavia|UGCC in Germany and Scandinavia]] on April 22<ref name=":122">{{Cite web|title=Apostolic Exarchate Switches to Gregorian Calendar|url=https://ukrainische-kirche.eu/news/apostolskyy-ekzarhat-perehodyt-na-grygorianskyy-kalendar-294/|website=Apostolic Exarchate for Ukrainians of Byzantine Rite in Germany and Scandinavia|accessdate=2023-04-23|language=uk}}</ref>, [[London Eparchy of the Holy Family|UGCC in the United Kingdom]] on June 9<ref name=":19">{{Cite web|title=Holy Family Eparchy in London Switches to Gregorian Calendar|url=https://ugcc.ua/data/eparhiya-presvyatoy-rodyny-v-londoni-perehodyt-na-novyy-kalendar-2899/|website=Ukrainian Greek Catholic Church|accessdate=2023-06-09|language=uk}}</ref>, and [[North America UGCC]] on December 25, 2023.<ref name=":20">{{Cite web|title=UGCC in North America Adopts Gregorian Calendar|url=https://ugcc.ua/data/ugkts-v-severniy-americi-perehodyt-na-novyy-kalendar-3365/|website=Ukrainian Greek Catholic Church|accessdate=2023-12-23|language=uk}}</ref> |