| 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 |
|---|---|---|---|---|---|---|
| Angola | 04-06-1976 (Su) | 11-11-1975 | ||||
| Antigua and Barbuda | 02-02-1983 (Su) | 01-11-1921 | ||||
| Argentina | 26-05-1936 (R) | 26-05-1936 | ||||
| Australia | 07-06-1960 (R) | 07-06-1960 | ||||
| Austria | 14-06-1954 (R) | 14-06-1954 | ||||
| Bahamas | 25-05-1976 (Su) | 10-07-1973 | ||||
| Barbados | 08-05-1967 (Su) | 30-11-1966 | ||||
| Belgium | 26-10-1932 (R) | 26-10-1932 | ||||
| Belize | 15-12-1983 (Su) | 21-09-1981 | ||||
| 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 | ||||
| Burundi | 11-03-1963 (Su) | 01-07-1962 | ||||
| Chile | 15-09-1925 (R) | 15-09-1925 | ||||
| Colombia | 20-06-1933 (R) | 20-06-1933 | ||||
| Comoros | 23-10-1978 (Su) | 06-07-1975 | ||||
| Croatia | 08-10-1991 (R) | 08-10-1991 | ||||
| Cuba | 22-08-1935 (R) | 22-08-1935 | ||||
| Czech Republic | 01-01-1993 (Su) | 01-01-1993 | ||||
| Democratic Republic of the Congo | 20-09-1960 (R) | 20-09-1960 | ||||
| Denmark | 26-02-1923 (R) | 26-02-1923 | ||||
| Djibouti | 03-08-1978 (Su) | 27-06-1977 | ||||
| Dominica | 28-02-1983 (Su) | 03-11-1978 | ||||
| El Salvador | 11-10-1955 (R) | 11-10-1955 | ||||
| Estonia | 08-09-1922 (R) | 08-09-1922 | ||||
| Eswatini | 26-04-1978 (Su) | 06-09-1968 | ||||
| Fiji | 19-04-1974 (Su) | 10-10-1970 | ||||
| Finland | 20-01-1950 (R) | 20-01-1950 | ||||
| France | 04-04-1928 (R) | 04-04-1928 | ||||
| Gabon | 13-06-1961 (R) | 13-06-1961 | ||||
| Germany | 06-06-1925 (R) | 06-06-1925 | ||||
| Grenada | 09-07-1979 (Su) | 07-02-1974 | ||||
| Guinea-Bissau | 12-02-1977 (Su) | 24-09-1973 | ||||
| Guyana | 08-06-1966 (Su) | 26-05-1966 | ||||
| Haïti | 19-04-1955 (R) | 19-04-1955 | ||||
| Hungary | 08-06-1956 (R) | 08-06-1956 | ||||
| Ireland | 17-06-1924 (R) | 17-06-1924 | ||||
| Italy | 01-09-1930 (R) | 01-09-1930 | ||||
| Kenya | 13-01-1964 (Su) | 12-12-1963 | ||||
| Latvia | 29-11-1929 (R) | 29-11-1929 | ||||
| Luxembourg | 16-04-1928 (R) | 16-04-1928 | ||||
| Madagascar | 10-08-1962 (R) | 10-08-1962 | ||||
| Malawi | 22-03-1965 (Su) | 06-07-1964 | ||||
| Malaysia | 05-06-1961 (R) | 05-06-1961 | ||||
| Malta | 04-01-1965 (Su) | 21-09-1964 | ||||
| Mauritius | 02-12-1969 (Su) | 12-03-1968 | ||||
| Mexico | 01-11-1937 (R) | 01-11-1937 | ||||
| Montenegro | 03-06-2006 (Su) | 03-06-2006 | ||||
| Morocco | 20-09-1956 (R) | 20-09-1956 | ||||
| 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 | ||||
| North Macedonia | 17-11-1991 (Su) | 17-11-1991 | ||||
| Norway | 22-01-1963 (R) | 22-01-1963 | ||||
| Panama | 03-06-1958 (R) | 03-06-1958 | ||||
| Papua New Guinea | 01-05-1976 (Su) | 16-09-1975 | ||||
| Peru | 04-04-1962 (R) | 04-04-1962 | ||||
| Poland | 21-06-1924 (R) | 21-06-1924 | ||||
| Portugal | 16-05-1960 (R) | 16-05-1960 | ||||
| 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 | 22-10-1962 (R) | 22-10-1962 | ||||
| Serbia | 24-11-2000 (Su) | 27-04-1992 | ||||
| Singapore | 25-10-1965 (Su) | 09-08-1965 | ||||
| Slovakia | 01-01-1993 (R) | 01-01-1993 | ||||
| Slovenia | 29-05-1992 (Su) | 25-06-1991 | ||||
| Solomon Islands | 06-08-1985 (Su) | 07-07-1978 | ||||
| Spain | 01-10-1931 (R) | 01-10-1931 | ||||
| Sweden | 27-11-1923 (R) | 27-11-1923 | ||||
| Tanzania | 19-11-1962 (R) | 19-11-1962 | ||||
| Tunisia | 15-05-1957 (R) | 15-05-1957 | ||||
| Uganda | 04-06-1963 (Su) | 09-10-1962 | ||||
| United Kingdom | 06-08-1923 (R) | 06-08-1923 | ||||
| Uruguay | 06-06-1933 (R) | 06-06-1933 | 28-07-1978 | 28-07-1979 | ||
| Yugoslavia (< 25-06-1991) | 27-10-1958 (R) | 27-10-1958 | ||||
| Zambia | 02-12-1964 (Su) | 24-10-1964 |