Final provisions - Art. 67.
Art. 67. The present Declaration shall be ratified as soon as possible.
The ratifications shall be deposited in London.
The first deposit of ratifications shall be recorded in a Protocol signed by the representatives of the Powers taking part therein, and by His Britannic Majesty's Principal Secretary of State for Foreign Affairs.
The subsequent deposits of ratifications shall be made by means of a written notification addressed to the British Government, and accompanied by the instrument of ratification.
A duly certified copy of the Protocol relating to the first deposit of ratifications and of the notifications mentioned in the preceding paragraph as well as of the instruments of ratification which accompany them, shall be immediately sent by the British Government, through the diplomatic channel, to the Signatory Powers. The said Government shall, in the cases contemplated in the preceding paragraph, inform them at the same time of the date on which it received the notification.