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(1). The Convention shall remain open for signature at the Headquarters of the Organization from 1 October 1977 until 30 June 1978 and shall thereafter remain open for accession. All States may become Parties to the Convention by:
(a) signature without reservation as to ratification, acceptance or approval; or
(b) signature subject to ratification, acceptance or approval, followed by ratification, acceptance or approval; or
(c) accession.
(2). Ratification, acceptance, approval or accession shall be effected by the deposit of an instrument to that effect with the Secretary-General.
(3). The Secretary-General shall inform all States which have signed the Convention or acceded to it of any signature or of the deposit of any new instrument of ratification, acceptance, approval or accession and the date of its deposit.