| 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 | 19-11-1991 | 23-08-1994 (R) | 29-09-1997 | |||
| Belgium | 19-11-1991 | 08-11-2000 (R) | 06-02-2001 | |||
| Bulgaria | 19-11-1991 | 27-02-1998 (R) | 28-05-1998 | |||
| Canada | 19-11-1991 | |||||
| Croatia | 03-03-2008 (A) | 01-06-2008 | ||||
| Czech Republic | 01-07-1997 (A) | 29-09-1997 | ||||
| Denmark | 19-11-1991 | 21-05-1996 (R) | 29-09-1997 | |||
| Estonia | 07-03-2000 (A) | 05-06-2000 | ||||
| EU (European Union) | 02-04-1992 | |||||
| Finland | 19-11-1991 | 11-01-1994 (R) | 29-09-1997 | |||
| France | 19-11-1991 | 12-06-1997 (R) | 29-09-1997 | |||
| Germany | 19-11-1991 | 08-12-1994 (R) | 29-09-1997 | |||
| Greece | 19-11-1991 | |||||
| Hungary | 19-11-1991 | 10-11-1995 (R) | 29-09-1997 | |||
| Italy | 19-11-1991 | 30-06-1995 (R) | 29-09-1997 | |||
| Liechtenstein | 19-11-1991 | 24-03-1994 (R) | 29-09-1997 | |||
| Lithuania | 22-05-2007 (A) | 20-08-2007 | ||||
| Luxembourg | 19-11-1991 | 11-11-1993 (R) | 29-09-1997 | |||
| Monaco | 26-07-2001 (A) | 24-10-2001 | ||||
| Netherlands, the Kingdom of the | 19-11-1991 | 29-09-1993 (R) | 29-09-1997 | |||
| North Macedonia | 10-03-2010 (A) | 08-06-2010 | ||||
| Norway | 19-11-1991 | 07-01-1993 (R) | 29-09-1997 | |||
| Portugal | 02-04-1992 | |||||
| Slovakia | 15-12-1999 (A) | 14-03-2000 | ||||
| Spain | 19-11-1991 | 01-02-1994 (R) | 29-09-1997 | |||
| Sweden | 19-11-1991 | 08-01-1993 (R) | 29-09-1997 | |||
| Switzerland | 19-11-1991 | 21-03-1994 (R) | 29-09-1997 | |||
| Ukraine | 19-11-1991 | |||||
| United Kingdom | 19-11-1991 | 14-06-1994 (R) | 29-09-1997 | |||
| United States of America | 19-11-1991 |