Austria

 Konkordat zwischen dem Heiligen Stuhle und der Republik Österreich vom. 5. Juni 1933 (geändert)

Cyprus

 Marriage Law 104(I) of 2003

European Union

 Council Regulation (EC) No 2201/2003 of 27 November 2003 concerning jurisdiction and the recognition and enforcement of judgments in matrimonial matters and the matters of parental responsibility, repealing Regulation (EC) No 1347/2000 (as amended). Articles 1 and 63

Italy

 Legge 25 marzo 1985, n. 121, Ratifica ed esecuzione dell’accordo con protocollo addizionale, firmato a Roma il 18 febbraio 1984, che apporta modifiche al Concordato lateranense dell’11 febbraio 1929, tra la Repubblica italiana e la Santa Sede

 Council Regulation (EC) No 2201/2003 of 27 November 2003 concerning jurisdiction and the recognition and enforcement of judgments in matrimonial matters and the matters of parental responsibility, repealing Regulation (EC) No 1347/2000 (as amended). Articles 1 and 63

Malta

 Council Regulation (EC) No 2201/2003 of 27 November 2003 concerning jurisdiction and the recognition and enforcement of judgments in matrimonial matters and the matters of parental responsibility, repealing Regulation (EC) No 1347/2000 (as amended). Articles 1 and 63

Portugal

 Council Regulation (EC) No 2201/2003 of 27 November 2003 concerning jurisdiction and the recognition and enforcement of judgments in matrimonial matters and the matters of parental responsibility, repealing Regulation (EC) No 1347/2000 (as amended). Articles 1 and 63

 Concordat du 18 mai 2004 entre le Saint-Siège et la République portugaise

Spain

 Council Regulation (EC) No 2201/2003 of 27 November 2003 concerning jurisdiction and the recognition and enforcement of judgments in matrimonial matters and the matters of parental responsibility, repealing Regulation (EC) No 1347/2000 (as amended). Articles 1 and 63