 As an exempt diocese, the archdiocese is not a part of an ecclesiastical province, but comes under the direct jurisdiction of the Holy See.The archdiocese is a member of the Catholic Bishops' Conference of Malaysia, Singapore and Brunei.The Roman Catholic Church in Singapore was initially under the jurisdiction of the Diocese of Malacca, which was established on 4 February 1558 as a suffragan (other being Diocese of Cochin) to the Archdiocese of Goa.