| Entry into force: | 21 November 1947 , the date on which the amendments to the Convention, as set forth in the annex to the Protocol of 11 December 1946, entered into force, in accordance with paragraph 2 of article VII of the Protocol. |
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| Participant2 | Definitive signature of the Protocol, Acceptance of the Protocol, Succession to the Convention and the Protocol, Ratification of the Convention and the Protocol | Ratification of the Convention as amended, Accession to the Convention as amended (a), Succession to the Convention as amended (d) |
| Afghanistan | 11 Dec 1946 | |
| Albania | 23 Jun 1947 | |
| Algeria | 31 Oct 1963 a | |
| Argentina | 11 Dec 1946 | |
| Australia | 28 Aug 1947 | |
| Austria | 17 May 1950 | |
| Bahamas | 13 Aug 1975 | |
| Belgium | 11 Dec 1946 | |
| Benin | 5 Dec 1961 d | |
| Brazil | 17 Dec 1946 | |
| Burkina Faso | 26 Apr 1963 a | |
| Cambodia2 | 3 Oct 1951 d | |
| Cameroon | 20 Nov 1961 d | |
| Canada | 11 Dec 1946 | |
| Central African Republic | 4 Sep 1962 d | |
| Chile | 11 Dec 1946 | |
| China3 | 11 Dec 1946 | |
| Colombia | 11 Dec 1946 | |
| Congo | 15 Oct 1962 d | |
| Côte d'Ivoire | 8 Dec 1961 d | |
| Czech Republic4 | 30 Dec 1993 d | |
| Democratic Republic of the Congo | 31 May 1962 d | |
| Denmark | 15 Jun 1949 | |
| Dominican Republic | 11 Dec 1946 | |
| Ecuador | 8 Jun 1951 | |
| Egypt | 13 Sep 1948 | |
| Ethiopia | 9 Sep 1947 | |
| Fiji | 1 Nov 1971 | |
| Finland | 3 Feb 1948 | |
| France | 10 Oct 1947 | |
| Germany5 | 12 Aug 1959 | |
| Ghana | 7 Apr 1958 d | |
| Greece | 21 Feb 1949 | |
| Guinea | 26 Apr 1962 d | |
| Haiti | 31 May 1951 | |
| Honduras | 11 Dec 1946 | |
| Hungary | 16 Dec 1955 | |
| India | 11 Dec 1946 | |
| Indonesia | 3 Apr 1958 a | |
| Iran (Islamic Republic of) | 11 Dec 1946 | |
| Iraq | 14 Sep 1950 | |
| Ireland | 18 Feb 1948 | |
| Israel | 16 May 1952 a | |
| Italy | 25 Mar 1948 | |
| Jamaica | 26 Dec 1963 d | |
| Japan | 27 Mar 1952 | |
| Jordan | 12 Apr 1954 a | |
| Lao People's Democratic Republic | 7 Oct 1950 d | |
| Lebanon | 13 Dec 1946 | |
| Lesotho | 4 Nov 1974 d | |
| Liechtenstein6 | 25 Sep 1947 | |
| Luxembourg | 13 Oct 1949 | |
| Malawi | 22 Jul 1965 d | |
| Malaysia | 21 Aug 1958 d | |
| Mauritius | 18 Jul 1969 d | |
| Mexico | 11 Dec 1946 | |
| Monaco | 21 Nov 1947 | |
| Morocco | 7 Nov 1956 d | |
| Netherlands | 10 Mar 1948 | |
| New Zealand | 11 Dec 1946 | |
| Nicaragua | 24 Apr 1950 | |
| Niger | 25 Aug 1961 d | |
| Nigeria | 26 Jun 1961 d | |
| Norway | 2 Jul 1947 | |
| Panama | 15 Dec 1946 | |
| Papua New Guinea | 28 Oct 1980 | |
| Philippines | 25 May 1950 | |
| Poland | 11 Dec 1946 | |
| Romania | 11 Oct 1961 | |
| Russian Federation | 25 Oct 1947 | |
| Rwanda | 5 May 1964 d | |
| Saudi Arabia | 11 Dec 1946 | |
| Senegal | 2 May 1963 d | |
| Sierra Leone | 13 Mar 1962 d | |
| Slovakia4 | 28 May 1993 d | |
| South Africa | 24 Feb 1948 | |
| Spain | 26 Sep 1955 | |
| Sri Lanka | 4 Dec 1957 a | |
| Sweden | 17 Oct 1947 | |
| Switzerland6 | 25 Sep 1947 | |
| Syrian Arab Republic | 11 Dec 1946 | |
| Thailand | 27 Oct 1947 | |
| Togo | 27 Feb 1962 d | |
| Trinidad and Tobago | 11 Apr 1966 d | |
| Turkey | 11 Dec 1946 | |
| Uganda | 20 Oct 1965 a | |
| United Kingdom of Great Britain and Northern Ireland | 11 Dec 1946 | |
| United Republic of Tanzania | 3 Jul 1964 a | |
| United States of America | 12 Aug 1947 | |
| Yugoslavia | 10 Jun 1949 a | |
| Zambia | 9 Apr 1973 d |
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| Participant | Date of receipt of the notification | Territories |
| France, United Kingdom | 17 Mar 1950 | Archipelago of the New Hebrides under French and British Condominium |
| United Kingdom | 7 Mar 1949 | Aden, Malta, Bahamas, Jamaica, St. Lucia |
| 5 Apr 1949 | Gilbert and Ellice Islands Colony | |
| 13 Feb 1952 | Basutoland, Bechuanaland Protectorate and Swaziland |
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1. The Agreement was amended by the Protocol signed at Lake Success, New York, on 11 December 1946.
2. The Republic of Viet-Nam had succeeded to the Convention on 11 August 1950. In this regard and in regard to the successions by Cambodia and the Lao People's Democratic Republic, see note 19 in chapter VI.2.
3. See note concerning signatures, ratifications, accessions, etc. on behalf of China (note 4 in chapter I.1).
4. Czechoslovakia, by virtue of its definitive signature on 11 December 1946 of the Protocol of 11 December 1946 amending the Convention of 1931, became a party to the Convention on the date of that signature. See also note 11 in chapter I.2.
5. See note 14 in chapter I.2.