| 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 |
|---|---|---|---|---|---|---|
| Austria | 31-01-1963 | |||||
| Belgium | 31-01-1963 | 20-08-1985 (R) | 20-11-1985 | |||
| China | ||||||
| Denmark | 31-01-1963 | 04-09-1974 (R) | 04-12-1974 | |||
| Finland | 14-01-1977 (A) | 14-04-1977 | ||||
| France | 31-01-1963 | 30-03-1966 (R) | 04-12-1974 | |||
| Germany | 31-01-1963 | 01-10-1975 (R) | 01-01-1976 | |||
| Italy | 31-01-1963 | 03-02-1976 (A) | 03-05-1976 | |||
| Luxembourg | 31-01-1963 | |||||
| Netherlands, the Kingdom of the | 31-01-1963 | 28-09-1979 (R) | 28-12-1979 | |||
| Norway | 31-01-1963 | 09-07-1973 (R) | 04-12-1974 | |||
| Slovenia | 05-06-2003 (A) | 05-09-2003 | ||||
| Spain | 31-01-1963 | 27-07-1966 (R) | 04-12-1974 | |||
| Sweden | 31-01-1963 | 03-04-1968 (R) | 04-12-1974 | |||
| Switzerland | 31-01-1963 | 11-03-2009 (R) | 11-06-2009 | |||
| United Kingdom | 31-01-1963 | 24-03-1966 (R) | 04-12-1974 |