| Entry into force: | 9 October 1950 , the date on which the amendments to the Convention, as set forth in the annex to the Protocol of 9 December 1948, entered into force in accordance with article V of the Protocol. |
| Registration: | 9 October 1950, No. 942. |
| Status: | Parties: 25. |
| Text: | United Nations, Treaty Series, vol. 73, p. 39. |
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| Participant | Definitive signature or acceptance of the Protocol | Ratification of the Convention as amended by the Protocol, Accession of the Convention as amended by the Protocol (a), Succession to the Convention as amended by the Protocol (d) |
| Australia | 9 Dec 1948 | |
| Austria | 10 Nov 1949 | |
| Belgium1 | 2 May 1952 | |
| Canada | 9 Dec 1948 | |
| Denmark | 27 Sep 1949 | |
| Egypt | 9 Dec 1948 | |
| Finland | 17 Aug 1949 | |
| France | 11 Jan 1949 | |
| Ghana | 7 Apr 1958 d | |
| Greece | 9 Oct 1950 | |
| India | 14 Mar 1949 | |
| Ireland | 28 Feb 1952 | |
| Israel | 28 Dec 1950 a | |
| Italy | 20 May 1949 | |
| Japan | 2 Dec 1952 | |
| Luxembourg | 23 Jul 1953 | |
| Netherlands | 13 Apr 1950 | |
| Nigeria | 23 Jul 1965 a | |
| Norway | 22 Mar 1949 | |
| Pakistan | 3 Mar 1952 | |
| South Africa | 10 Dec 1948 | |
| Sweden | 9 Dec 1948 | |
| Switzerland | 23 Jan 1970 | |
| United Kingdom of Great Britain and Northern Ireland2 | 9 Dec 1948 | |
| Zimbabwe | 1 Dec 1998 d |
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1. A declaration accompanying the instrument of ratification by the Government of Belgium stipulates that the ratification applies only to the metropolitan territories, the territories of Belgian Congo and the Trust Territory of Ruanda-Urundi being expressly excluded.
2. Notice of application of the Convention to Southern Rhodesia was received from the Government of the United Kingdom on 2 December 1949.