Artikel 35

(1). Each of the Governments signatory to the present Agreement shall, after having ratified or approved the Agreement in accordance with its constitutional requirements, deposit with the Government of the United Kingdom of Great Britain and Northern Ireland an instrument of ratification or a notification that the Agreement has been approved.
(2). The present Agreement shall enter into force immediately upon the deposit by the Government of the Federal Republic of Germany and the Governments of the French Republic, the United Kingdom of Great Britain and Northern Ireland and the United States of America with the Government of the United Kingdom of Great Britain and Northern Ireland of the instrument of ratification or of the notification required under paragraph (1) of this Article. Such entry into force shall be effective as to all Governments signatory to the Agreement which have at that time deposited the required instrument of ratification or notification. The Government of the United Kingdom of Great Britain and Northern Ireland shall notify each of the Governments signatory to the Agreement of the date of its entry into force and of the Governments in respect of which it enters into force.
(3). The date of the entry into force of the present Agreement in respect of any signatory Government which deposits the required instrument of ratification or notification after the entry into force of the Agreement under the preceding paragraph shall be the date of such deposit. The Government of the United Kingdom of Great Britain and Northern Ireland shall notify the other signatory Governments, and any Government which has acceded to the present Agreement under Article 36, of such deposit and the date thereof.