| 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 | 21-10-1971 | 19-12-1973 (R) | 18-01-1974 | |||
| Canada | 21-10-1971 | 20-06-1972 (R) | 18-01-1974 | |||
| France | 21-10-1971 | 10-05-1973 (R) | 18-01-1974 | |||
| Germany | 21-10-1971 | 27-09-1973 (R) | 18-01-1974 | |||
| Netherlands, the Kingdom of the | 21-10-1971 | 20-11-1972 (R) | 18-01-1974 | |||
| United Kingdom | 21-10-1971 | 02-06-1972 (R) | 18-01-1974 | |||
| United States of America | 21-10-1971 | 08-06-1972 (R) | 18-01-1974 |