| 16 November 1945 |
4 November 1946 |
Constitution of the United Nations Educational, Scientific and Cultural Organisation [as later amended] |
| 15 December 1950 |
4 November 1952 |
Convention Establishing a Customs Co-operation Council |
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21 December 1975 |
Convention on Wetlands of International Importance especially as Waterfowl Habitat |
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1 May 1994 |
Convention on Wetlands of International Importance especially as Waterfowl Habitat, Ramsar, 2 February 1971, as amended by the Paris Protocol of 3 December 1982, with amendments to Articles 6 and 7 of the Convention adopted at the Extraordinary Conference of the Contracting Parties at Regina, Canada, 28 May to 3 June 1987 |
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10 November 1999 |
Amendment to the Montreal Protocol on Substances that deplete the Ozone Layer Adopted at the Ninth Meeting of the Parties held at Montreal 15-17 September 1997 |
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25 February 2002 |
Amendment to the Montreal Protocol on Substances that Deplete the Ozone Layer [BEIJING 1999] |
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Recommendation of the Customs Co-operation Council concerning the amendment to the Convention establishing the Customs Co-operation Council (concluded at Brussels on 15 December 1950), recommended by the Council at its 109th / 100th Sessions in June 2007 |