| Albania | 02 Mar 2005 | In Force | |
| AlgeriaHas excluded the provisions of Annex II | 19 Oct 1962 | In Force | |
| Armenia | 27 Jan 2006 | In Force | |
| BahamasHas excluded the provisions of Annexes I to III | 25 May 1976 | In Force | |
| BarbadosHas excluded the provisions of Annexes I to III | 08 May 1967 | In Force | |
| Belgium | 27 Jul 1953 | In Force | |
| Belize | 15 Dec 1983 | In Force | |
| Bosnia and HerzegovinaHas excluded the provisions of Annex III | 02 Jun 1993 | In Force | |
| Brazil | 18 Jun 1965 | In Force | |
| Burkina Faso | 09 Jun 1961 | In Force | |
| CameroonHas excluded the provisions of Annexes I to III | 03 Sep 1962 | In Force | |
| Comoros | 15 Jul 2021 | In Force | |
| Congo | 26 Oct 2023 | Not in force | The Convention will enter into force for Congo on 26 Oct 2024. |
| Cuba | 29 Apr 1952 | In Force | |
| CyprusHas excluded the provisions of Annexes I to III | 23 Sep 1960 | In Force | |
| DominicaHas excluded the provisions of Annexes I to III | 28 Feb 1983 | In Force | |
| EcuadorHas excluded the provisions of Annexes I to III | 05 Apr 1978 | In Force | |
| FranceHas excluded the provisions of Annex II | 29 Mar 1954 | In Force | |
| Germany | 22 Jun 1959 | In Force | |
| GrenadaHas excluded the provisions of Annexes I to III | 09 Jul 1979 | In Force | |
| Guatemala | 13 Feb 1952 | In Force | |
| GuyanaHas excluded the provisions of Annexes I to III | 08 Jun 1966 | In Force | |
| Israel | 30 Mar 1953 | In Force | |
| Italy | 22 Oct 1952 | In Force | |
| JamaicaHas excluded the provisions of Annexes I to III | 26 Dec 1962 | In Force | |
| KenyaHas excluded the provisions of Annexes I to III | 30 Nov 1965 | In Force | |
| Kyrgyzstan | 10 Sep 2008 | In Force | |
| MadagascarHas excluded the provisions of Annex III | 14 Jun 2001 | In Force | |
| Malawi | 22 Mar 1965 | In Force | |
| Malaysia - SabahHas excluded the provisions of Annexes I to III | 03 Mar 1964 | In Force | |
| MauritiusHas excluded the provisions of Annexes I to III | 02 Dec 1969 | In Force | |
| MontenegroHas excluded the provisions of Annex III | 03 Jun 2006 | In Force | |
| MoroccoHas excluded the provisions of Annexes I to III | 14 Jun 2019 | In Force | |
| Netherlands | 20 May 1952 | In Force | |
| New ZealandHas excluded the provisions of Annex I | 10 Nov 1950 | In Force | |
| NigeriaHas excluded the provisions of Annexes I to III | 17 Oct 1960 | In Force | |
| North Macedonia | 17 Nov 1991 | In Force | |
| Norway | 17 Feb 1955 | In Force | |
| PhilippinesHas excluded the provisions of Annex II and III | 21 Apr 2009 | In Force | |
| Portugal | 12 Dec 1978 | In Force | |
| Republic of Moldova | 12 Dec 2005 | In Force | |
| Saint LuciaHas excluded the provisions of Annexes I to III | 14 May 1980 | In Force | |
| SerbiaHas excluded the provisions of Annex III | 24 Nov 2000 | In Force | |
| Sierra Leone | 25 Aug 2021 | In Force | |
| SloveniaHas excluded the provisions of Annex III | 29 May 1992 | In Force | |
| Somalia | 08 Mar 2021 | In Force | |
| Spain | 21 Mar 1967 | In Force | |
| Tajikistan | 10 Apr 2007 | In Force | |
| Trinidad and TobagoHas excluded the provisions of Annexes I to III | 24 May 1963 | In Force | |
| United Kingdom of Great Britain and Northern IrelandHas excluded the provisions of Annexes I and III | 22 Jan 1951 | In Force | |
| United Republic of Tanzania.ZanzibarHas excluded the provisions of Annexes I to III | 22 Jun 1964 | In Force | |
| Uruguay | 18 Mar 1954 | In Force | |
| Venezuela (Bolivarian Republic of) | 09 Jun 1983 | In Force | |
| ZambiaHas excluded the provisions of Annexes I to III | 02 Dec 1964 | In Force | |
