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1. Any State may, at the time of the deposit of its instrument of ratification or accession or at any time thereafter, declare by notification addressed to the Secretary-General of the United Nations that this Protocol shall extend to all or any of the territories for the international relations of which it is responsible. The Protocol shall extend to the territories named in the notification as from the ninetieth day after its receipt by the Secretary-General if the notification is not accompanied by a reservation, or from the ninetieth day after the notification has taken effect in accordance with article 14, or on the date on which the Protocol enters into force for the State concerned, whichever is the later.
2. Any State which has made a declaration under the preceding paragraph, extending this Protocol to any territory for whose international relations it is responsible, may denounce the Protocol separately in respect of that territory in accordance with the provisions of article 11.