| 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 | 07-12-1983 (A) | |||||
| Belgium | 14-09-1982 (A) | |||||
| Benin | 01-11-1985 (A) | |||||
| Chile | 10-05-1985 (A) | |||||
| Democratic People's Republic of Korea | 18-10-1989 | |||||
| France | 15-02-1979 (R) | |||||
| Germany | 11-11-1977 | 18-11-1983 (R) | ||||
| Iceland | 15-11-1977 | 12-06-1986 (R) | ||||
| Italy | 15-12-1983 (A) | |||||
| Netherlands, the Kingdom of the | 24-11-1989 (A) | |||||
| Nigeria | 13-11-1984 (A) | |||||
| Norway | 13-11-1979 (A) | |||||
| Peru | 16-07-1982 (A) | |||||
| South Africa | 08-01-1990 (A) | |||||
| Spain | 12-12-1979 (A) | |||||
| United Kingdom | 04-05-1978 | 22-05-1980 (R) | ||||
| Venezuela | 13-10-1987 (A) | |||||
| Yemen | 06-03-1979 (A) |