Article Comparison - Convention on the Protection of the Underwater Cultural Heritage
1. A State Party may, by written communication addressed to the Director-General, propose amendments to this Convention. The Director-General shall circulate such communication to all States Parties. If, within six months from the date of the circulation of the communication, not less than one half of the States Parties reply favourably to the request, the Director-General shall present such proposal to the next Meeting of States Parties for discussion and possible adoption.
2. Amendments shall be adopted by a two-thirds majority of States Parties present and voting.
3. Once adopted, amendments to this Convention shall be subject to ratification, acceptance, approval or accession by the States Parties.
4. Amendments shall enter into force, but solely with respect to the States Parties that have ratified, accepted, approved or acceded to them, three months after the deposit of the instruments referred to in paragraph 3 of this Article by two thirds of the States Parties. Thereafter, for each State or territory that ratifies, accepts, approves or accedes to it, the amendment shall enter into force three months after the date of deposit by that Party of its instrument of ratification, acceptance, approval or accession.
5. A State or territory which becomes a Party to this Convention after the entry into force of amendments in conformity with paragraph 4 of this Article shall, failing an expression of different intention by that State or territory, be considered:
(a) as a Party to this Convention as so amended; and
(b) as a Party to the unamended Convention in relation to any State Party not bound by the amendment.