| 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 |
|---|---|---|---|---|---|---|
| Albania | 03-06-1957 (R) | 03-06-1957 | ||||
| Algeria | 19-10-1962 (Su) | 03-07-1962 | ||||
| Antigua and Barbuda | 02-02-1983 (Su) | 01-11-1981 | ||||
| Argentina | 26-05-1936 (R) | 26-05-1936 | ||||
| Australia | 24-12-1957 (R) | 24-12-1957 | ||||
| Austria | 12-06-1924 (R) | 12-06-1924 | ||||
| Azerbaijan | 19-05-1992 (Su) | 30-08-1991 | ||||
| Bahamas | 25-05-1976 (Su) | 10-07-1973 | ||||
| Bangladesh | 22-06-1972 (Su) | 26-03-1971 | ||||
| Barbados | 08-05-1967 (R) | 08-05-1967 | ||||
| Belarus | 06-11-1956 (R) | 06-11-1956 | ||||
| Belgium | 19-07-1926 (R) | 19-07-1926 | ||||
| Belize | 15-12-1983 (Su) | 21-09-1981 | ||||
| Benin | 12-12-1960 (Su) | 01-08-1960 | ||||
| Bosnia and Herzegovina | 02-06-1993 (Su) | 06-03-1992 | ||||
| Brazil | 25-04-1957 (R) | 25-04-1957 | ||||
| Bulgaria | 06-03-1925 (R) | 06-03-1925 | ||||
| Burkina Faso | 21-11-1960 (Su) | 05-08-1960 | ||||
| Burundi | 11-03-1963 (Su) | 01-07-1962 | ||||
| Cameroon | 07-06-1960 (Su) | 01-01-1960 | ||||
| Central African Republic | 27-10-1960 (Su) | 13-08-1960 | ||||
| Chad | 10-11-1960 (Su) | 11-08-1960 | ||||
| Chile | 15-09-1925 (R) | 15-09-1925 | ||||
| China | 27-04-1934 (R) | 27-04-1934 | ||||
| Colombia | 20-06-1933 (R) | 20-06-1933 | ||||
| Comoros | 23-10-1978 (Su) | 06-07-1975 | ||||
| Cook Islands | 12-06-2015 (R) | 12-06-2015 | ||||
| Costa Rica | 16-09-1963 (R) | 16-09-1963 | ||||
| Côte d'Ivoire | 21-11-1960 (Su) | 07-08-1960 | ||||
| Croatia | 08-10-1991 (Su) | 08-10-1991 | ||||
| Cuba | 22-08-1935 (R) | 22-08-1935 | ||||
| Cyprus | 08-10-1965 (R) | 08-10-1965 | ||||
| Czech Republic | 01-01-1993 (Su) | 01-01-1993 | ||||
| Democratic Republic of the Congo | 20-09-1960 (Su) | 30-06-1960 | ||||
| Denmark | 20-06-1930 (R) | 20-06-1930 | ||||
| Djibouti | 03-08-1978 (Su) | 27-06-1977 | ||||
| Dominica | 28-02-1983 (Su) | 03-11-1978 | ||||
| Ecuador | 10-03-1969 (R) | 10-03-1969 | ||||
| Egypt | 03-07-1954 (R) | 03-07-1954 | ||||
| Estonia | 08-09-1922 (R) | 08-09-1922 | ||||
| Eswatini | 26-04-1978 (Su) | 06-09-1968 | ||||
| Ethiopia | 04-06-1963 (Su) | 04-06-1963 | ||||
| Fiji | 19-04-1974 (Su) | 10-10-1970 | ||||
| Finland | 19-06-1923 (R) | 19-06-1923 | ||||
| France | 23-03-1929 (R) | 23-03-1929 | ||||
| Gabon | 14-10-1960 (Su) | 17-08-1960 | ||||
| Germany | 06-06-1925 (Su) | 06-06-1925 | ||||
| Ghana | 14-03-1968 (R) | 14-03-1968 | ||||
| Greece | 13-06-1952 (R) | 13-06-1952 | ||||
| Grenada | 09-07-1979 (Su) | 07-02-1974 | ||||
| Guatemala | 14-06-1988 (R) | 14-06-1988 | ||||
| Guinea | 21-01-1959 (Su) | 02-10-1958 | ||||
| Guyana | 08-06-1966 (Su) | 26-05-1966 | ||||
| Iceland | 21-08-1956 (R) | 21-08-1956 | ||||
| India | 11-05-1923 (R) | 11-05-1923 | ||||
| Iraq | 11-04-1985 (R) | 01-04-1985 | ||||
| Ireland | 17-06-1924 (R) | 17-06-1924 | ||||
| Italy | 08-09-1924 (R) | 08-09-1924 | ||||
| Jamaica | 08-07-1963 (R) | 08-07-1963 | ||||
| Kenya | 13-01-1964 (Su) | 12-12-1963 | ||||
| Kyrgyzstan | 31-03-1992 (Su) | 31-08-1991 | ||||
| Latvia | 09-09-1924 (R) | 09-09-1924 | ||||
| Lesotho | 31-10-1966 (Su) | 04-10-1966 | ||||
| Lithuania | 26-09-1994 (R) | 26-09-1994 | ||||
| Luxembourg | 16-04-1928 (R) | 16-04-1928 | ||||
| Madagascar | 01-11-1960 (Su) | 26-06-1960 | ||||
| Malawi | 22-03-1965 (Su) | 06-07-1964 | ||||
| Malaysia | 11-01-1960 (R) | 11-01-1960 | ||||
| Mali | 22-09-1960 (Su) | 22-09-1960 | ||||
| Malta | 04-01-1965 (Su) | 21-09-1964 | ||||
| Mauritania | 20-06-1961 (Su) | 28-11-1960 | ||||
| Mauritius | 02-12-1969 (Su) | 12-03-1968 | ||||
| Mexico | 20-05-1937 (R) | 20-05-1937 | ||||
| Moldova | 04-04-2003 (R) | 04-04-2003 | ||||
| Montenegro | 03-06-2006 (Su) | 03-06-2006 | ||||
| Morocco | 20-05-1957 (R) | 20-05-1957 | ||||
| Mozambique | 06-06-1977 (R) | 06-06-1977 | ||||
| Myanmar | 11-05-1923 (Su) | 04-01-1948 | ||||
| Netherlands, the Kingdom of the | 20-08-1926 (R) | 20-08-1926 | ||||
| New Zealand | 29-03-1938 (R) | 29-03-1938 | ||||
| Nicaragua | 12-04-1934 (R) | 12-04-1934 | ||||
| Niger | 27-02-1961 (Su) | 03-08-1960 | ||||
| Nigeria | 16-06-1961 (R) | 16-06-1961 | ||||
| North Macedonia | 17-11-1991 (Su) | 17-11-1991 | ||||
| Norway | 11-06-1929 (R) | 11-06-1929 | ||||
| Pakistan | 11-05-1923 (R) | 11-05-1923 | ||||
| Panama | 19-06-1970 (R) | 19-06-1970 | ||||
| Papua New Guinea | 01-05-1976 (Su) | 16-09-1975 | ||||
| Paraguay | 16-05-1968 (R) | 16-05-1968 | ||||
| Peru | 08-11-1945 (R) | 08-11-1945 | ||||
| Poland | 21-06-1924 (R) | 21-06-1924 | ||||
| Portugal | 27-09-1977 (R) | 27-09-1977 | ||||
| Republic of the Congo | 10-11-1960 (Su) | 15-08-1960 | ||||
| Romania | 10-11-1930 (R) | 10-11-1930 | ||||
| Russian Federation | 10-08-1956 (R) | 10-08-1956 | ||||
| Rwanda | 18-09-1962 (Su) | 01-07-1962 | ||||
| Saint Lucia | 14-05-1980 (Su) | 22-02-1979 | ||||
| Saint Vincent and the Grenadines | 21-10-1998 (R) | 21-10-1998 | ||||
| Senegal | 04-11-1960 (Su) | 20-08-1960 | ||||
| Serbia | 24-11-2000 (Su) | 27-04-1992 | ||||
| Seychelles | 06-02-1978 (Su) | 28-06-1976 | ||||
| Singapore | 25-10-1965 (Su) | 09-08-1965 | ||||
| Slovakia | 01-01-1993 (Su) | 01-01-1993 | ||||
| Slovenia | 29-05-1992 (Su) | 25-06-1991 | ||||
| Solomon Islands | 06-08-1985 (Su) | 07-07-1978 | ||||
| Spain | 29-08-1932 (R) | 29-08-1932 | ||||
| Sri Lanka | 25-08-1952 (R) | 25-08-1952 | ||||
| Suriname | 15-06-1976 (Su) | 25-11-1975 | ||||
| Sweden | 27-11-1923 (R) | 27-11-1923 | ||||
| Switzerland | 23-05-1940 (R) | 23-05-1940 | ||||
| Syria | 26-07-1960 (R) | 26-07-1960 | ||||
| Tajikistan | 26-11-1993 (Su) | 09-09-1991 | ||||
| Tanzania | 19-11-1962 (R) | 19-11-1962 | ||||
| Togo | 07-06-1960 (Su) | 27-04-1960 | ||||
| Tunisia | 15-05-1957 (R) | 15-05-1957 | ||||
| Türkiye | 29-03-1961 (R) | 29-03-1961 | ||||
| Uganda | 04-06-1963 (R) | 04-06-1963 | ||||
| Ukraine | 14-09-1956 (R) | 14-09-1956 | ||||
| United Kingdom | 06-08-1923 (R) | 06-08-1923 | ||||
| Uruguay | 06-06-1933 (R) | 06-06-1933 | ||||
| Venezuela | 20-11-1944 (R) | 20-11-1944 | ||||
| Yugoslavia (< 25-06-1991) | 30-09-1929 (R) | 30-09-1929 | ||||
| Zambia | 02-12-1964 (Su) | 24-10-1964 |