-12 (2) This Agreement shall come into force upon ratification or accession by at least five of the States referred to in Article IV of this Agreement, in accordance with the constitutional procedures applicable to such States. Instruments of ratification or accession shall be deposited with the Government of the Republic of Zambia, which shall notify all States referred to in Article IV of this Agreement of such ratifications or accessions. (3) After the coming into force of this Agreement, a State referred to in Article IV of this Agreement which is not already a member of the Organization may ratify the Agreement or accede thereto. Instruments of ratification or accession shall be deposited with the Government of the Republic of Zambia, which shall notify all States members of the Organization of such ratifications or accessions. With respect to such State, this Agreement shall enter into force at the date of deposit of such instrument of ratification or accession. (4) The Government of the Republic of Zambia shall transmit certified copies of this Agreement to the members of the Organization, and to the United Nations Economic Commission for Africa, the African Union, the World Intellectual Property Organization, the Cooperating States and Organizations and such other bodies as the Administrative Council may direct.