| 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 |
|---|---|---|---|---|---|---|
| Belgium | 18-05-1981 | 10-11-1981 (R) | 08-08-1982 | |||
| Canada | 18-05-1981 | 09-10-1981 (R) | 08-08-1982 | |||
| France | 18-05-1981 | 03-02-1982 (R) | 08-08-1982 | |||
| Germany | 18-05-1981 | 09-07-1982 (R) | 08-08-1982 | |||
| Netherlands, the Kingdom of the | 18-05-1981 | 30-11-1981 (R) | 08-08-1982 | |||
| United Kingdom | 18-05-1981 | 30-11-1981 (R) | 08-08-1982 | |||
| United States of America | 18-05-1981 | 08-03-1982 (R) | 08-08-1982 |