ARTICLE V
1. This Protocol shall be subject to ratification by the signatory States.
2. Any State which is not a Contracting State to the Convention may ratify this Protocol if at the same time it ratifies or accedes to the Convention in accordance with Article 15 thereof.
3. Instruments of ratification shall be deposited with the Governments of the Union of Soviet Socialist Republics, the United Kingdom of Great Britain and Northern Ireland and the United States of America or with the International Civil Aviation Organization, which are hereby designated the Depositaries.