| Country | Action | Action Date | Effective Date |
|---|
| ALBANIA | Signature | 28/04/1983 | |
| ANDORRA | Signature | 22/01/1996 | |
| ANDORRA | Ratification | 22/01/1996 | |
| Antilles | Extension | 25/04/1986 | |
| ARMENIA | Signature | 25/01/2001 | |
| ARMENIA | Ratification | 29/10/2003 | 29/10/2003 |
| Aruba | Extension | 25/04/1986 | |
| AUSTRIA | Signature | 28/04/1983 | |
| AUSTRIA | Ratification | 05/01/1984 | |
| AZERBAIJAN | Signature | 25/01/2001 | |
| AZERBAIJAN | Ratification | 15/04/2002 | 15/04/2002 |
| AZERBAIJAN | Declaration | 15/04/2002 | |
| BELGIUM | Signature | 28/04/1983 | |
| BELGIUM | Ratification | 10/12/1998 | 01/01/1999 |
| BOSNIA AND HERZEGOVINA | Signature | 24/04/2002 | |
| BOSNIA AND HERZEGOVINA | Ratification | 12/07/2002 | 01/10/2002 |
| BULGARIA | Signature | 28/04/1983 | |
| CROATIA | Signature | 06/11/1996 | |
| CROATIA | Ratification | 05/11/1997 | 01/12/1997 |
| CYPRUS | Signature | 28/04/1983 | |
| CYPRUS | Ratification | 19/01/2000 | 01/02/2000 |
| CYPRUS | Communication | 19/01/2000 | |
| CZECH AND SLOVAK FEDERAL REPUBLIC | Signature | 21/02/1991 | |
| CZECH AND SLOVAK FEDERAL REPUBLIC | Ratification | 18/03/1992 | 01/04/1992 |
| CZECH REPUBLIC | Declaration | 23/07/1993 | |
| CZECH REPUBLIC | Succession | 02/08/1993 | 01/01/1993 |
| DENMARK | Signature | 28/04/1983 | |
| DENMARK | Ratification | 01/12/1983 | |
| ESTONIA | Signature | 14/05/1993 | |
| ESTONIA | Ratification | 17/04/1998 | |
| FINLAND | Signature | 05/05/1989 | |
| FINLAND | Ratification | 10/05/1990 | 01/06/1990 |
| FRANCE | Signature | 28/04/1983 | |
| FRANCE | Ratification | 17/02/1986 | 01/03/1986 |
| GEORGIA | Signature | 17/06/1999 | |
| GEORGIA | Ratification | 13/04/2000 | 13/04/2000 |
| GERMANY FEDERAL REPUBLIC | Signature | 28/04/1983 | |
| GERMANY FEDERAL REPUBLIC | Ratification | 05/07/1989 | 01/08/1989 |
| GERMANY FEDERAL REPUBLIC | Declaration | 23/07/1993 | |
| GREECE | Signature | 02/05/1983 | |
| GREECE | Ratification | 08/09/1998 | 01/10/1998 |
| Guernsey, Bailiwick of | Extension | 20/05/1999 | |
| HUNGARY | Signature | 06/11/1990 | |
| HUNGARY | Ratification | 05/11/1992 | 01/12/1992 |
| ICELAND | Signature | 24/04/1985 | |
| ICELAND | Ratification | 22/05/1987 | 01/06/1987 |
| IRELAND, REPUBLIC OF | Signature | 24/06/1994 | |
| IRELAND, REPUBLIC OF | Ratification | 24/06/1994 | 01/07/1994 |
| Isle of Man | Extension | 20/05/1999 | |
| ITALY | Signature | 21/10/1983 | |
| ITALY | Ratification | 29/12/1988 | 01/01/1989 |
| Jersey, Bailiwick of | Extension | 20/05/1999 | |
| LATVIA | Signature | 26/06/1998 | |
| LATVIA | Ratification | 07/05/1999 | 01/06/1999 |
| LIECHTENSTEIN | Signature | 15/11/1990 | |
| LIECHTENSTEIN | Ratification | 15/11/1990 | 01/12/1990 |
| LITHUANIA | Signature | 28/04/1983 | |
| LITHUANIA | Ratification | 08/07/1999 | 01/08/1999 |
| LUXEMBOURG | Signature | 28/04/1983 | |
| LUXEMBOURG | Ratification | 19/02/1985 | 01/03/1985 |
| MALTA | Signature | 26/03/1991 | |
| MALTA | Ratification | 26/03/1991 | 01/04/1991 |
| MOLDOVA REPUBLIC OF | Signature | 02/05/1996 | |
| MOLDOVA REPUBLIC OF | Ratification | 12/09/1997 | |
| MONACO | Signature | 05/10/2004 | 01/01/1900 |
| MONACO | Ratification | 30/11/2005 | 01/12/2005 |
| MONTENEGRO | Succession | 09/05/2007 | 06/06/2007 |
| NETHERLANDS THE | Signature | 28/04/1983 | |
| NETHERLANDS THE | Ratification | 25/04/1986 | |
| NETHERLANDS THE | Extension | 25/04/1986 | |
| NORWAY | Signature | 28/04/1983 | |
| NORWAY | Ratification | 25/10/1988 | 01/11/1988 |
| POLAND | Signature | 18/11/1999 | |
| POLAND | Ratification | 30/10/2000 | 01/11/2000 |
| PORTUGAL | Signature | 28/04/1983 | |
| PORTUGAL | Ratification | 02/10/1986 | 01/11/1986 |
| ROMANIA | Signature | 15/12/1993 | |
| ROMANIA | Ratification | 20/06/1994 | 20/06/1994 |
| RUSSIAN FEDERATION | Signature | 16/04/1997 | |
| SAN MARINO | Signature | 01/03/1989 | |
| SAN MARINO | Ratification | 22/03/1989 | 01/04/1989 |
| SERBIA AND MONTENEGRO | Signature | 03/04/2003 | 01/01/1900 |
| SERBIA AND MONTENEGRO | Ratification | 03/03/2004 | 01/04/2004 |
| SLOVENIA | Signature | 14/05/1993 | |
| SLOVENIA | Ratification | 28/06/1994 | 01/07/1994 |
| SPAIN | Signature | 28/04/1983 | |
| SPAIN | Ratification | 14/01/1985 | |
| SWEDEN | Signature | 28/04/1983 | |
| SWEDEN | Ratification | 09/02/1984 | |
| SWITZERLAND | Signature | 28/04/1983 | |
| SWITZERLAND | Ratification | 13/10/1987 | 01/11/1987 |
| SWITZERLAND | Declaration | 13/10/1987 | |
| SWITZERLAND | Withdrawal Dec. | 23/01/1997 | |
| TURKEY | Signature | 28/04/1983 | |
| TURKEY | Ratification | 12/11/2003 | 01/01/1900 |
| TURKEY | Def EIF | 01/12/2003 | 01/01/1900 |
| UKRAINE | Signature | 05/05/1997 | |
| UKRAINE | Ratification | 04/04/2000 | 01/05/2000 |
| UKRAINE | Communication | 30/06/2000 | |
| UNITED KINGDOM | Signature | 27/01/1999 | |
| UNITED KINGDOM | Ratification | 20/05/1999 | 01/06/1999 |
| UNITED KINGDOM | Declaration | 20/05/1999 | |
| YUGOSLAVIA, FEDERAL REPUBLIC OF | Signature | 03/04/2003 | |