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1. After this Agreement has been in force for three years any Contracting Party may, by a notification addressed to the Secretary-General of the United Nations, request that a conference be convened for the purpose of revising the Agreement. The Secretary-General shall notify all Contracting Parties of the request and shall convene a revision conference if not less than one-third of the Contracting Parties signify their assent to the request within a period of four months from the date of the notification by the Secretary-General.
2. If a conference is convened in conformity with the preceding paragraph the Secretary-General shall notify all the Contracting Parties and invite them to submit within a period of three months such proposals as they wish the conference to consider. The Secretary-General shall circulate to all Contracting Parties the provisional agenda for the conference, together with the text of such proposals, not less than three months before the date on which the conference is to meet.
3. The Secretary-General shall invite to any conference convened under this article all the States referred to in article 14, paragraph 1, of this Agreement.