| 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 | 24-03-1976 | |||||
| Croatia | 22-01-1994 (Su) | 08-10-1991 | ||||
| Finland | 10-08-1992 | 10-08-1992 (R) | 01-11-1992 | |||
| France | 18-12-1973 | 19-07-1977 (R) | 01-10-1977 | |||
| Italy | 06-02-1975 | |||||
| Luxembourg | 02-10-1973 | 31-05-1985 (R) | 01-08-1985 | |||
| Montenegro | 01-03-2007 (Su) | 03-06-2006 | ||||
| Netherlands, the Kingdom of the | 02-10-1973 | 27-06-1979 (R) | 01-09-1979 | |||
| North Macedonia | 20-09-1993 (Su) | 17-11-1991 | ||||
| Norway | 02-10-1973 | 13-10-1976 (R) | 01-10-1977 | |||
| Portugal | 10-10-1973 | |||||
| Serbia | 26-04-2001 (Su) | 27-04-1992 | ||||
| Slovenia | 08-06-1992 (Su) | 25-06-1991 | ||||
| Spain | 11-03-1987 | 23-11-1988 (R) | 01-02-1989 | |||
| Yugoslavia (< 25-06-1991) | 15-12-1976 | 15-12-1976 (R) | 01-10-1977 |