Page:Vienna Convention on the Law of Treaties (1969).djvu/19



Article 54. Termination of or withdrawal from a treaty under its provisions or by consent of the parties
The termination of a treaty or the withdrawal of a party may take place:
 * (a) in conformity with the provisions of the treaty; or
 * (b) at any time by consent of all the parties after consultation with the other contracting States.

Article 55. Reduction of the parties to a multilateral treaty below the number necessary for its entry into force
Unless the treaty otherwise provides, a multilateral treaty does not terminate by reason only of the fact that the number of the parties falls below the number necessary for its entry into force.

Article 56. Denunciation of or withdrawal from a treaty containing no provision regarding termination, denunciation or withdrawal
1. A treaty which contains no provision regarding its termination and which does not provide for denunciation or withdrawal is not subject to denunciation or withdrawal unless:
 * (a) it is established that the parties intended to admit the possibility of denunciation or withdrawal; or
 * (b) a right of denunciation or withdrawal may be implied by the nature of the treaty.

2. A party shall give not less than twelve months' notice of its intention to denounce or withdraw from a treaty under paragraph 1.

Article 57. Suspension of the operation of a treaty under its provisions or by consent of the parties
The operation of a treaty in regard to all the parties or to a particular party may be suspended:
 * (a) in conformity with the provisions of the treaty; or
 * (b) at any time by consent of all the parties after consultation with the other contracting States.