| 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 |
|---|---|---|---|---|---|---|
| Argentina | 28-08-1972 | |||||
| Barbados | 18-11-1971 | |||||
| Belgium | 08-03-1971 | |||||
| Brazil | 08-03-1971 | |||||
| Canada | 08-03-1971 | |||||
| Colombia | 08-03-1971 | 19-06-1974 (R) | ||||
| Costa Rica | 08-03-1971 | 20-12-1972 (R) | ||||
| Cyprus | 30-11-1992 | 30-11-1992 (R) | ||||
| Denmark | 08-03-1971 | |||||
| Dominican Republic | 30-01-1987 (A) | |||||
| Ecuador | 08-03-1971 | |||||
| El Salvador | 08-03-1971 | |||||
| Finland | 04-11-1971 | |||||
| France | 08-03-1971 | |||||
| Germany | 08-03-1971 | |||||
| Greece | 11-01-1989 | 11-01-1989 (R) | ||||
| Guatemala | 08-03-1971 | |||||
| Israel | 08-03-1971 | |||||
| Italy | 08-03-1971 | 26-03-1985 (R) | ||||
| Jamaica | 08-03-1971 | |||||
| Lebanon | 19-05-2000 (A) | |||||
| Luxembourg | 04-12-1972 | |||||
| Mauritania | 13-04-1978 (A) | |||||
| Mexico | 21-07-1971 | |||||
| Netherlands, the Kingdom of the | 10-06-1982 | 07-01-1983 (R) | ||||
| New Zealand | 12-09-1972 | |||||
| Nicaragua | 08-03-1971 | |||||
| Niger | 17-06-1988 (A) | |||||
| Norway | 11-02-1972 | |||||
| Peru | 15-11-2021 | 15-11-2021 (R) | ||||
| Seychelles | 30-06-1980 (A) | |||||
| Spain | 10-05-1971 | |||||
| Sweden | 09-09-1971 | |||||
| Switzerland | 08-03-1971 | |||||
| Togo | 19-07-1985 | 24-04-1987 (R) | ||||
| Trinidad and Tobago | 08-03-1971 | |||||
| United Kingdom | 08-03-1971 | |||||
| United States of America | 08-03-1971 | |||||
| Venezuela | 08-03-1971 |