The National Assembly of the Republic of Montenegro adopted its Declaration of Independence on 3 June 2006, following the referendum in the Republic of Montenegro on 21 May 2006, which took place pursuant to Article 60 of the Constitutional Charter of Serbia and Montenegro. Montenegro was admitted to membership in the United Nations by General Assembly resolution A/RES/60/264 on 28 June 2006.
In a letter dated 10 October 2006, received by the Secretary-General on 23 October 2006 and accompanied by a list of multilateral treaties deposited with the Secretary-General, the Government of the Republic of Montenegro notified that:
"[The Government of]…the Republic of Montenegro decided to succeed to the treaties to which the State Union of Serbia and Montenegro was a party or signatory.
[The Government of]…the Republic of Montenegro succeeds to the treaties listed in the attached Annex and undertakes faithfully to perform and carry out the stipulations therein contained as from June 3rd 2006, which is the date the Republic of Montenegro assumed responsibility for its international relations and the Parliament of Montenegro adopted the Declaration of Independence.
[The Government of]…the Republic of Montenegro does maintain the reservations, declarations and objections made by Serbia and Montenegro, as indicated in the Annex to this instrument, prior to the date on which the Republic of Montenegro assumed responsibility for its international relations."
23 October 2006: Succession to signature