| 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 | 14-03-1990 | 14-03-1990 (R) | ||||
| Australia | 24-04-1991 | |||||
| Barbados | 25-09-1975 | |||||
| Belgium | 25-09-1975 | |||||
| Brazil | 25-09-1975 | 27-07-1979 (R) | ||||
| Canada | 31-12-1975 | |||||
| Chile | 23-11-1984 | |||||
| Colombia | 20-05-1982 | 20-05-1982 (R) | ||||
| Cyprus | 10-11-1992 | 10-11-1992 (R) | ||||
| Denmark | 01-12-1976 | 04-05-1988 (R) | ||||
| Estonia | 25-11-1997 | 16-03-1998 (R) | ||||
| Ethiopia | 14-07-1987 | 14-07-1987 (R) | ||||
| Finland | 02-05-1978 | 04-05-1988 (R) | 08-09-2003 | |||
| France | 30-12-1975 | |||||
| Ghana | 25-09-1975 | 11-08-1997 (R) | ||||
| Greece | 10-11-1988 | 12-11-1988 (R) | ||||
| Guatemala | 25-09-1975 | |||||
| Hungary | 29-06-1987 | 30-06-1987 (R) | ||||
| Ireland | 27-06-1989 | 27-06-1989 (R) | ||||
| Israel | 27-11-1987 | 16-02-1988 (R) | ||||
| Italy | 15-05-1978 | 02-04-1985 (R) | ||||
| Kuwait | 21-03-1995 | 08-11-1996 (R) | ||||
| Netherlands, the Kingdom of the | 19-05-1982 | 07-01-1983 (R) | ||||
| Norway | 27-10-1977 | 04-05-1988 (R) | ||||
| Peru | 14-04-2021 | 14-04-2021 (R) | ||||
| Portugal | 25-09-1975 | 07-04-1982 (R) | ||||
| Spain | 19-11-1987 | 20-07-1989 (R) | ||||
| Sweden | 12-12-1977 | 04-05-1988 (R) | 08-09-2003 | |||
| Switzerland | 25-09-1975 | 09-12-1987 (R) | ||||
| Togo | 21-08-1985 | 05-05-1987 (R) | ||||
| United Kingdom | 25-09-1975 | 05-07-1984 (R) | ||||
| United States of America | 25-09-1975 | |||||
| Venezuela | 25-09-1975 |