| 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 |
|---|---|---|---|---|---|---|
| Australia | 06-01-1956 (A) | 05-02-1956 | ||||
| Austria | 08-06-1956 (A) | 08-07-1956 | ||||
| Belgium | 30-06-1953 | 28-08-1957 (R) | 27-09-1957 | |||
| Bosnia and Herzegovina | 12-01-1994 (Su) | 06-03-1992 | ||||
| Canada | 12-06-1974 (A) | 12-07-1974 | ||||
| China | ||||||
| Croatia | 31-08-1994 (Su) | 08-10-1991 | ||||
| Cuba | 26-04-1976 (A) | 26-05-1976 | ||||
| Cyprus | 16-05-1963 (Su) | 16-08-1960 | ||||
| Czech Republic | 02-06-1993 (Su) | 01-01-1993 | ||||
| Czechoslovakia (<01-01-1993) | 12-01-1956 (A) | 11-02-1956 | ||||
| Democratic Republic of the Congo | 31-05-1962 (Su) | 30-06-1960 | ||||
| Denmark | 05-10-1955 (A) | 20-11-1955 | ||||
| Egypt | 29-09-1955 (A) | 20-11-1955 | ||||
| Fiji | 31-10-1972 (Su) | 10-10-1970 | ||||
| Finland | 27-05-1954 (A) | 20-11-1955 | ||||
| France | 07-02-1964 (A) | 08-03-1964 | ||||
| Germany | 12-06-1953 | 02-09-1955 (R) | 20-11-1955 | |||
| Ghana | 07-04-1958 (Su) | 04-03-1957 | ||||
| Greece | 12-06-1953 | 10-02-1955 (R) | 20-11-1955 | |||
| Guinea | 08-05-1962 (A) | 07-06-1962 | ||||
| Haïti | 12-02-1958 (A) | 14-03-1958 | ||||
| Hungary | 03-06-1957 (A) | 03-07-1957 | ||||
| Iceland | 28-04-1977 (A) | 28-05-1977 | ||||
| India | 03-08-1954 (A) | 20-11-1955 | ||||
| Indonesia | 21-04-1954 (A) | 20-11-1955 | ||||
| Iran | 11-06-1970 (A) | 11-07-1970 | ||||
| Ireland | 23-04-1959 (A) | 23-05-1959 | ||||
| Israel | 08-10-1957 (A) | 07-11-1957 | ||||
| Italy | 20-02-1958 (A) | 02-03-1958 | ||||
| Jamaica | 11-11-1963 (Su) | 06-08-1962 | ||||
| Japan | 02-08-1955 (A) | 20-11-1955 | ||||
| Kenya | 03-09-1965 (A) | 03-10-1965 | ||||
| Liberia | 16-09-2005 (A) | 16-10-2005 | ||||
| Luxembourg | 09-09-1957 (A) | 09-10-1957 | ||||
| Malaysia | 21-08-1958 (Su) | 31-08-1957 | ||||
| Malta | 27-06-1968 (Su) | 21-09-1964 | ||||
| Mauritius | 18-07-1969 (Su) | 12-03-1968 | ||||
| Mexico | 07-11-2000 (A) | 07-12-2000 | ||||
| Montenegro | 23-10-2006 (Su) | 03-06-2006 | ||||
| Netherlands, the Kingdom of the | 03-05-1955 (A) | 20-11-1955 | ||||
| New Zealand | 19-04-1957 (A) | 19-05-1957 | ||||
| Nigeria | 26-06-1961 (Su) | 01-10-1960 | ||||
| Norway | 02-11-1954 (A) | 20-11-1955 | ||||
| Pakistan | 12-10-1953 (A) | 20-11-1955 | ||||
| Poland | 18-02-1960 (A) | 19-03-1960 | ||||
| Portugal | 24-09-1956 (A) | 24-10-1956 | ||||
| Republic of Korea, the | 12-06-1978 (A) | 12-07-1978 | ||||
| Romania | 15-11-1968 (A) | 15-12-1968 | ||||
| Rwanda | 01-12-1964 (Su) | 01-07-1962 | ||||
| Serbia | 12-03-2001 (Su) | 27-04-1992 | ||||
| Sierra Leone | 13-03-1962 (Su) | 27-04-1961 | ||||
| Singapore | 07-06-1966 (Su) | 09-08-1965 | ||||
| Slovakia | 28-05-1993 (Su) | 01-01-1993 | ||||
| Slovenia | 03-11-1992 (Su) | 25-06-1991 | ||||
| Spain | 09-09-1954 (A) | 20-11-1955 | ||||
| Sri Lanka | 28-10-1959 (A) | 27-11-1959 | ||||
| Sweden | 30-06-1953 | 23-02-1955 (R) | 20-11-1955 | |||
| Switzerland | 04-12-1954 (A) | 20-11-1955 | ||||
| Tanzania | 28-11-1962 (A) | 28-12-1962 | ||||
| Thailand | 30-11-1994 (A) | 30-12-1994 | ||||
| Tonga | 11-11-1977 (Su) | 04-06-1970 | ||||
| Trinidad and Tobago | 11-04-1966 (Su) | 31-08-1962 | ||||
| Türkiye | 08-12-1956 (A) | 07-01-1957 | ||||
| Uganda | 15-04-1965 (A) | 15-05-1965 | ||||
| United Kingdom | 30-06-1953 | 21-10-1955 (R) | 20-11-1955 | |||
| United States of America | 28-05-1953 | 17-09-1957 (R) | 17-10-1957 | |||
| Yugoslavia (< 25-06-1991) | 29-05-1956 (A) | 28-06-1956 |
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