Artikel 14

1. This Convention shall be ratified or accepted by the Signatories in accordance with their respective constitutional requirements.
2. Instruments of ratification or acceptance shall be deposited with the Government of the French Republic, hereby designated as depositary Government.
3. This Convention shall come into force:
(a) before 30th September, 1961, upon the deposit of instruments ratification or acceptance by all the Signatories; or
(b) on 30th September, 1961, if by that date fifteen Signatories or more have deposited such instruments as regards those Signatories; and thereafter as regards any other Signatory upon the deposit of its instrument of ratification or acceptance;
(c) after 30th September, 1961, but not later than two years from the signature of this Convention, upon the deposit of such instruments by fifteen Signatories, as regards those Signatories; and thereafter as regards any other Signatory upon the deposit of its instrument of ratification or acceptance.
4. Any Signatory which has not deposited its instrument of ratification or acceptance when the Convention comes into force may take part in the activities of the Organisation upon conditions to be determined by agreement between the Organisation and such Signatory.