Changes in Ecclesiastical Jurisdictions in Belgium

Date	Change
344	Diocese of Tongeren was established (from Diocese of Köln)
380	Diocese of Tongeren was renamed as Diocese of Tongeren en Maastricht
450	Diocese of Tournai was established (from Metropolitan Archdiocese of Reims and became suffragan of Reims)
530	Diocese of Tongeren en Maastricht was suppressed (to establish Diocese of Maastricht)
720	Diocese of Liège was established (from the suppressed Diocese of Maastricht)
1559.05.12	Diocese of Antwerpen was established (from Diocese of Cambrai and Diocese of Liège and became suffragan of Mechelen)
1559.05.12	Diocese of Brugge was established (from Diocese of Tournai and became suffragan of Mechelen)
1559.05.12	Diocese of Gent was established (from Diocese of Cambrai, Diocese of Tournai and Diocese of Utrecht and became suffragan of Mechelen)
1559.05.12	Diocese of Ieper was established (from Diocese of Tournai, gained territory from Diocese of Thérouanne and became suffragan of Mechelen)
1559.05.12	Metropolitan Archdiocese of Mechelen was established (from Diocese of Cambrai and Diocese of Liège and with suffragan sees Antwerpen, Brugge, Gent, Ieper and ’s-Hertogenbosch)
1559.05.12	Diocese of Namur was established (from Diocese of Cambrai and Diocese of Liège and became suffragan of Cambrai)
1801.07.15	Diocese of Antwerpen was suppressed (to Metropolitan Archdiocese of Mechelen and Apostolic Vicariate of ’s-Hertogenbosch)
1801.07.15	Metropolitan Archdiocese of Mechelen lost territory to Diocese of Gent
1801.07.15	Diocese of Namur lost territory to Metropolitan Archdiocese of Mechelen
1801.07.15	Diocese of Tournai lost territory to Diocese of Gent
1801.11.29	Diocese of Brugge was suppressed (to Diocese of Gent)
1801.11.29	Diocese of Ieper was suppressed (to Diocese of Cambrai and Diocese of Gent)
1801.11.29	Diocese of Tournai lost territory to Diocese of Arras
1802.04.18	Diocese of Liège lost territory to Metropolitan Archdiocese of Mechelen and Diocese of Namur
1821.07.16	Diocese of Liège exchanged territory with Metropolitan Archdiocese of Köln
1830	Diocese of Tournai exchanged territory with Diocese of Cambrai
1832.12.17	Apostolic Administration of West-Vlaanderen was restored (from Diocese of Gent)
1834.05.27	Apostolic Administration of West-Vlaanderen was promoted as Diocese of Brugge (became suffragan of Mechelen)
1841.03.04	Diocese of Gent lost territory to Apostolic Vicariate of Breda
1842.05.18	Diocese of Liège exchanged territory with Diocese of Namur
1842.05.18	Diocese of Namur exchanged territory with Diocese of Liège
1853.03.04	Diocese of Liège lost territory to Diocese of Roermond
1853.03.04	Metropolitan Archdiocese of Mechelen lost territory to Diocese of ’s-Hertogenbosch and Apostolic Vicariate of Breda
1919	Apostolic Administration of Eupen–Malmedy–Sankt Vith was established (from Metropolitan Archdiocese of Köln)
1921.07.30	Apostolic Administration of Eupen–Malmedy–Sankt Vith was promoted as Diocese of Eupen–Malmedy (became suffragan of Mechelen)
1925.04.15	Diocese of Eupen–Malmedy was suppressed (to Diocese of Liège)
1957.09.07	Military Vicariate of Belgium was established
1960.07.22	Apostolic Exarchate of France (Ukrainian Rite) was established
1961.12.09	Diocese of Antwerpen was restored (from Metropolitan Archdiocese of Mechelen and became suffragan of Mechelen–Brussel)
1961.12.09	Metropolitan Archdiocese of Mechelen was renamed as Metropolitan Archdiocese of Mechelen–Brussel (lost territory to establish Diocese of Antwerpen, lost suffragan see Gent and gained suffragan sees Antwerpen and Gent)
1965.08.31	Ordinariate of Ordinariaat voor buitenlandse studenten in België was established
1967.05.31	Diocese of Brugge lost territory to Diocese of Tournai
1967.05.31	Diocese of Gent exchanged territory with Diocese of Tournai
1967.05.31	Diocese of Hasselt was established (from Diocese of Liège and became suffragan of Mechelen–Brussel)
1967.05.31	Diocese of Liège lost territory to Metropolitan Archdiocese of Mechelen–Brussel
1967.05.31	Diocese of Tournai lost territory to Metropolitan Archdiocese of Mechelen–Brussel
1969.04.16	Titular Episcopal See of Ieper was restored
1969.05.30	Titular Episcopal See of Tongeren was restored
1980.10.15	Ordinariate of Ordinariaat voor buitenlandse studenten in België was suppressed
1986.07.21	Military Vicariate of Belgium was promoted as Military Ordinariate of Bisdom bij de Krijgsmacht
2013.01.19	Apostolic Exarchate of France (Ukrainian Rite) was promoted as Diocese of Saint-Vladimir-le-Grand de Paris (without ecclesiastical province)