| 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 | 17-10-1951 | 14-02-1952 (R) | 15-02-1952 | |||
| Canada | 17-10-1951 | 21-01-1952 (R) | 15-02-1952 | |||
| Denmark | 22-10-1951 | 02-02-1952 (R) | 15-02-1952 | |||
| France | 22-10-1951 | 14-02-1952 (R) | 15-02-1952 | |||
| Iceland | 17-10-1951 | 29-01-1952 (R) | 15-02-1952 | |||
| Italy | 22-10-1951 | 15-02-1952 (R) | 15-02-1952 | |||
| Luxembourg | 22-10-1951 | 05-02-1952 (R) | 15-02-1952 | |||
| Netherlands, the Kingdom of the | 17-10-1951 | 07-02-1952 (R) | 15-02-1952 | |||
| Norway | 17-10-1951 | 24-01-1952 (R) | 15-02-1952 | |||
| Portugal | 17-10-1951 | 08-02-1952 (R) | 15-02-1952 | |||
| United Kingdom | 17-10-1951 | 06-12-1951 (R) | 15-02-1952 | |||
| United States of America | 17-10-1951 | 11-02-1952 (R) | 15-02-1952 |