Signature by the Federal People's Republic of Yugoslavia: October 26, 1961. Succession to signature by the Federal Republic of Yugoslavia: March 12, 2001, with effect from April 27, 1992. Ratification by Serbia and Montenegro: March 10, 2003; Entry into force: June 10, 2003. Notification of succession by the Republic of Montenegro: October 23, 2006. Entry into force date given as date of independence.