Artikel XIX

1. This Constitution shall enter into force upon receipt by the Director-General of the Organization of notifications of acceptance from six Member Nations of the Organization or of the Office, providing that their contributions represent in the aggregate not less than 30 % of the Administrative Budget provided for in Article XIII (1).
2. The Director-General shall notify all Nations having deposited notifications of acceptance of the date on which this Constitution comes into force.
3. The text of this Constitution drawn up in the English, French and Spanish languages, which languages shall be equally authoritative, was approved by the Conference of the Organization on the eleventh day of December 1953.
4. Two copies of the text of this Constitution shall be authenticated by the Chairman of the Conference and the Director-General of the Organization, one copy of which shall be deposited with the Secretary-General of the United Nations and the other in the archives of the Organization. Additional copies of this text shall be certified by the Director-General and furnished to all Members of the Commission with the indication of the date on which the Constitution has come into force.