| Party | Signature | Provisional application |
RatificationS=Signature without reservation or requirement of ratification R=Ratification, Acceptance, Approval or Notification A=Accession Su=Succession NK=Not Known | Entry into force | Renunciation | Termination |
|---|---|---|---|---|---|---|
| Afghanistan | 15-03-1956 (R) | 16-05-1958 | ||||
| Algeria | 29-11-1965 (R) | 29-11-1965 | ||||
| Andorra | 26-01-2001 (R) | 25-02-2001 | ||||
| Angola | 10-04-1977 (R) | 10-04-1977 | ||||
| Antigua and Barbuda | 17-10-1988 (R) | 17-10-1988 | ||||
| Argentina | 21-09-1956 (R) | 16-05-1958 | ||||
| Australia | 23-08-1957 (R) | 16-05-1958 | ||||
| Austria | 13-04-1956 (R) | 16-05-1958 | ||||
| Bahamas | 25-07-1975 (R) | 25-07-1975 | ||||
| Bahrain | 01-11-1971 (R) | 01-11-1971 | ||||
| Belarus | 24-07-1996 (R) | 24-07-1996 | ||||
| Belgium | 28-01-1955 (R) | 16-05-1958 | ||||
| Benin | 27-10-2017 (R) | 27-10-2017 | ||||
| Bolivia | 23-05-1956 (R) | 16-05-1958 | ||||
| Bosnia and Herzegovina | 07-03-1995 (R) | 07-03-1995 | ||||
| Botswana | 28-03-2001 (R) | 28-03-2001 | ||||
| Brazil | 17-06-1959 (R) | 17-06-1959 | ||||
| Brunei | 25-08-2000 (R) | 25-08-2000 | ||||
| Bulgaria | 16-12-1969 (R) | 16-12-1969 | ||||
| Burkina Faso | 01-02-1971 (R) | 01-02-1971 | ||||
| Cameroon | 14-11-1961 (R) | 14-11-1961 | ||||
| Canada | 02-09-1958 (R) | 02-09-1958 | ||||
| Central African Republic | 22-05-1962 (R) | 22-05-1962 | ||||
| Chad | 28-08-1964 (R) | 28-08-1964 | ||||
| Chile | 18-03-1968 (R) | 18-03-1968 | ||||
| China | 28-02-1974 (R) | 28-02-1974 | ||||
| Cook Islands | 29-08-2005 (R) | 29-08-2005 | ||||
| Costa Rica | 05-07-1960 (R) | 05-07-1960 | ||||
| Côte d'Ivoire | 20-03-1961 (R) | 20-03-1961 | ||||
| Croatia | 05-10-1993 (R) | 05-10-1993 | ||||
| Cuba | 12-08-1963 (R) | 12-08-1963 | ||||
| Cyprus | 05-07-1989 (R) | 05-07-1989 | ||||
| Czech Republic | 15-04-1995 (R) | 15-04-1995 | ||||
| Democratic People's Republic of Korea | 27-06-1978 (R) | 27-06-1978 | ||||
| Democratic Republic of the Congo | 23-08-1962 (R) | 23-08-1962 | ||||
| Denmark | 04-06-1955 (R) | 16-05-1958 | ||||
| Dominica | 14-03-2019 (R) | 13-04-2019 | ||||
| Dominican Republic | 28-12-1954 (R) | 16-05-1958 | ||||
| Ecuador | 11-01-1965 (R) | 11-01-1965 | ||||
| Egypt | 15-03-1955 (R) | 16-05-1958 | ||||
| El Salvador | 26-05-1980 (R) | 26-05-1980 | ||||
| Eritrea | 06-06-1995 (R) | 06-06-1995 | ||||
| Estonia | 21-08-1992 (R) | 21-08-1992 | ||||
| Eswatini | 31-01-1974 (R) | 31-01-1974 | ||||
| Ethiopia | 25-10-1954 (R) | 16-05-1958 | ||||
| Fiji | 04-04-1973 (R) | 04-04-1973 | ||||
| Finland | 30-12-1954 (R) | 16-05-1958 | ||||
| France | 21-09-1964 (R) | 21-09-1964 | ||||
| Gabon | 04-02-2014 (R) | 04-02-2014 | ||||
| Gambia, The | 25-01-1978 (R) | 25-01-1978 | ||||
| Germany | 27-04-1959 (R) | 27-04-1959 | ||||
| Ghana | 15-08-1961 (R) | 15-08-1961 | ||||
| Greece | 12-12-1956 (R) | 16-05-1958 | ||||
| Guatemala | 06-10-1959 (R) | 06-10-1959 | ||||
| Guinea | 26-06-1959 (R) | 26-06-1959 | ||||
| Haïti | 13-09-1957 (R) | 16-05-1958 | ||||
| Honduras | 01-06-1955 (R) | 16-05-1958 | ||||
| Hungary | 30-10-1970 (R) | 30-10-1970 | ||||
| Iceland | 05-07-1955 (R) | 16-05-1958 | ||||
| India | 19-01-1955 (R) | 16-05-1958 | ||||
| Indonesia | 24-11-1959 (R) | 24-11-1959 | ||||
| Iran | 19-02-1973 (R) | 19-02-1973 | ||||
| Iraq | 25-03-1955 (R) | 16-05-1958 | ||||
| Ireland | 04-01-1955 (R) | 16-05-1958 | ||||
| Italy | 24-03-1958 (R) | 16-05-1958 | ||||
| Jamaica | 18-10-1963 (R) | 18-10-1963 | ||||
| Japan | 21-06-1956 (R) | 16-05-1958 | ||||
| Kenya | 31-05-1964 (R) | 31-05-1964 | ||||
| Kyrgyzstan | 20-04-2010 (R) | 20-04-2010 | ||||
| Laos | 04-06-1956 (R) | 16-05-1958 | ||||
| Lebanon | 20-08-1973 (R) | 20-08-1973 | ||||
| Lesotho | 11-09-1975 (R) | 11-09-1975 | ||||
| Libya | 06-12-1956 (R) | 16-05-1958 | ||||
| Lithuania | 04-03-2004 (R) | 04-03-2004 | ||||
| Luxembourg | 17-03-1955 (R) | 16-05-1958 | ||||
| Madagascar | 07-12-1962 (R) | 07-12-1962 | ||||
| Malawi | 30-11-1964 (R) | 30-11-1964 | ||||
| Malaysia | 28-03-1961 (R) | 28-03-1961 | ||||
| Mali | 10-01-1961 (R) | 10-01-1961 | ||||
| Malta | 25-05-1965 (R) | 25-05-1965 | ||||
| Mauritania | 02-04-1962 (R) | 02-04-1962 | ||||
| Mauritius | 01-09-1970 (R) | 01-09-1970 | ||||
| Mexico | 13-05-1955 (R) | 16-05-1958 | ||||
| Moldova | 22-12-1994 (R) | 22-12-1994 | ||||
| Montenegro | 12-02-2007 (R) | 14-03-2007 | ||||
| Morocco | 21-06-1957 (R) | 16-05-1958 | ||||
| Nauru | 03-09-1975 (R) | 03-09-1975 | ||||
| Netherlands, the Kingdom of the | 14-12-1955 (R) | 16-05-1958 | ||||
| New Zealand | 08-05-1958 (R) | 16-05-1958 | ||||
| Nicaragua | 09-07-1962 (R) | 09-07-1962 | ||||
| Niger | 08-04-1988 (R) | 08-04-1988 | ||||
| Nigeria | 19-08-2002 (R) | 19-08-2002 | ||||
| North Macedonia | 03-09-1997 (R) | 03-09-1997 | ||||
| Norway | 18-04-1956 (R) | 16-05-1958 | ||||
| Oman | 27-04-1999 (R) | 27-04-1999 | ||||
| Pakistan | 21-10-1955 (R) | 16-05-1958 | ||||
| Panama | 24-09-1963 (R) | 24-09-1963 | ||||
| Papua New Guinea | 25-07-1979 (R) | 25-07-1979 | ||||
| Paraguay | 18-09-2003 (R) | 18-09-2003 | ||||
| Peru | 16-05-1958 (R) | 16-05-1958 | ||||
| Philippines | 13-08-1956 (R) | 16-05-1958 | ||||
| Poland | 23-05-1962 (R) | 23-05-1962 | ||||
| Portugal | 20-09-1955 (R) | 16-05-1958 | ||||
| Qatar | 25-06-2008 (R) | 25-06-2008 | ||||
| Republic of Korea, the | 23-05-1957 (R) | 16-05-1958 | ||||
| Republic of the Congo | 26-05-1962 (R) | 26-05-1962 | ||||
| Romania | 31-05-1966 (R) | 31-05-1966 | ||||
| Russian Federation | 04-05-1971 (R) | 04-05-1971 | ||||
| Rwanda | 15-11-1965 (R) | 15-11-1965 | ||||
| Saint Kitts and Nevis | 21-05-2002 (R) | 20-06-2002 | ||||
| San Marino | 03-02-1995 (R) | 03-02-1995 | ||||
| São Tomé e Principe | 18-09-1980 (R) | 18-09-1980 | ||||
| Saudi Arabia | 25-02-1966 (R) | 25-02-1966 | ||||
| Senegal | 28-02-1961 (R) | 28-02-1961 | ||||
| Serbia | 14-12-2000 (R) | 13-01-2001 | ||||
| Seychelles | 22-01-1981 (R) | 22-01-1981 | ||||
| Singapore | 04-01-1967 (R) | 04-01-1967 | ||||
| Slovakia | 20-03-1995 (R) | 20-03-1995 | ||||
| Slovenia | 08-03-2000 (R) | 08-03-2000 | ||||
| Somalia | 30-09-1964 (R) | 30-09-1964 | ||||
| South Africa | 24-05-1956 (R) | 16-05-1958 | ||||
| South Sudan | 11-10-2011 (R) | 11-10-2011 | ||||
| Spain | 06-06-1955 (R) | 16-05-1958 | ||||
| Sri Lanka | 06-01-1955 (R) | 16-05-1958 | ||||
| Sudan | 08-04-1960 (R) | 08-04-1960 | ||||
| Suriname | 27-03-2003 (R) | 27-03-2003 | ||||
| Sweden | 08-07-1955 (R) | 16-05-1958 | ||||
| Switzerland | 17-04-1956 (R) | 16-05-1958 | ||||
| Syria | 08-03-1956 (R) | 16-05-1958 | ||||
| Tanzania | 10-04-1963 (R) | 10-04-1963 | ||||
| Thailand | 18-01-1960 (R) | 18-01-1960 | ||||
| Timor-Leste | 04-08-2005 (R) | 03-09-2005 | ||||
| Tonga | 05-02-2002 (R) | 05-02-2002 | ||||
| Tunisia | 23-05-1961 (R) | 23-05-1961 | ||||
| Türkiye | 23-12-1955 (R) | 16-05-1958 | ||||
| Turkmenistan | 14-04-1993 (R) | 14-04-1993 | ||||
| Tuvalu | 19-10-2017 (R) | 18-11-2017 | ||||
| Uganda | 16-09-1976 (R) | 16-09-1976 | ||||
| Ukraine | 21-01-2003 (R) | 21-01-2003 | ||||
| United Kingdom | 17-02-1955 (R) | 16-05-1958 | ||||
| Uzbekistan | 24-02-1994 (R) | 24-02-1994 | ||||
| Vanuatu | 31-01-1989 (R) | 31-01-1989 | ||||
| Venezuela | 03-02-1978 (R) | 03-02-1978 | ||||
| Vietnam | 03-02-1999 (R) | 03-02-1999 | ||||
| Zambia | 12-10-1965 (R) | 12-10-1965 |
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