In 1992 he was elected President of the Czech Episcopal Conference; a role that he held until 2001. From 16 April 1993 until 31 May 2001 Archbishop Vlk was President of the Council of European Episcopal Conferences (CCEE), as the successor to Carlo Maria Martini, Archbishop of Milan, Italy. Special Secretary of the 1st Special Assembly for Europe of the Synod of Bishops (1991); and has taken part in the 9th General Assembly of the Synod of Bishops (1994) and in the 2nd Special Assembly for Europe (1999).