| 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 | 19-06-1980 | 31-07-1987 (R) | 01-04-1991 | |||
| Bulgaria | 08-11-2007 (A) | 15-01-2008 | ||||
| Denmark | 10-03-1981 | 07-01-1986 (R) | 01-04-1991 | |||
| France | 19-06-1980 | 10-11-1983 (R) | 01-04-1991 | |||
| Germany | 19-06-1980 | 08-01-1987 (R) | 01-04-1991 | |||
| Ireland | 19-06-1980 | 29-10-1991 (R) | 01-01-1992 | |||
| Italy | 19-06-1980 | 25-06-1985 (R) | 01-04-1991 | |||
| Luxembourg | 19-06-1980 | 01-10-1986 (R) | 01-04-1991 | |||
| Netherlands, the Kingdom of the | 19-06-1980 | 21-06-1991 (R) | 01-09-1991 | |||
| Romania | 08-11-2007 (A) | 15-01-2008 | ||||
| United Kingdom | 07-12-1981 | 29-01-1991 (R) | 01-04-1991 |