Note: The Convention on Wetlands came into force for the Socialist Federal Republic of Yugoslavia on 28 July 1977. UNESCO informed the Ramsar Bureau that on 3 July 2001 the Federal Republic Yugoslavia accepted the Ramsar Convention as a successor State to the SFR of Yugoslavia, as of 27 April 1992. The country’s name was changed to Serbia and Montenegro as of 4 February 2003. Following the referendum of 21 May 2006, Montenegro and Serbia altered their constitutional arrangements. The Republic of Serbia notified the Secretariat on 5 June 2006 that the Republic of Serbia continues to exercise its rights and honour its commitments deriving from international treaties concluded by Serbia and Montenegro.