Article 9

(1) This Convention shall be deposited with the Secretary-General of the United Nations. It shall be open until April 30, 1972, for signature by any State that is a member of the United Nations, any of the Specialized Agencies brought into relationship with the United Nations, or the International Atomic Energy Agency, or is a party to the Statute of the International Court of Justice.

(2) This Convention shall be subject to ratification or acceptance by the signatory States. It shall be open for accession by any State referred to in paragraph (1) of this Article.

(3) Instruments of ratification, acceptance or accession shall be deposited with the Secretary-General of the United Nations.

(4) It is understood that, at the time a State becomes bound by this Convention, it will be in a position in accordance with its domestic law to give effect to the provisions of the Convention.