| Country | Action | Action Date | Effective Date |
|---|
| ALBANIA | Signature | 25/06/1998 | |
| ALBANIA | Ratification | 27/06/2001 | 30/10/2001 |
| ARMENIA | Signature | 25/06/1998 | |
| ARMENIA | Ratification | 01/08/2001 | 30/10/2001 |
| AUSTRIA | Signature | 25/06/1998 | |
| AUSTRIA | Ratification | 17/01/2005 | 17/04/2005 |
| AUSTRIA | Declaration | 17/01/2005 | 01/01/1900 |
| AZERBAIJAN | Accession | 23/03/2000 | 30/10/2001 |
| BELARUS | Signature | 16/12/1998 | |
| BELARUS | Approval | 09/03/2000 | 30/10/2001 |
| BELGIUM | Signature | 25/06/1998 | |
| BELGIUM | Ratification | 21/01/2003 | 21/04/2003 |
| BOSNIA AND HERZEGOVINA | Accession | 01/10/2008 | 30/12/2008 |
| BULGARIA | Signature | 25/06/1998 | |
| BULGARIA | Ratification | 17/12/2003 | 16/03/2004 |
| CROATIA | Signature | 25/06/1998 | |
| CROATIA | Ratification | 27/03/2007 | 25/06/2007 |
| CYPRUS | Signature | 25/06/1998 | |
| CYPRUS | Ratification | 19/09/2003 | 18/12/2003 |
| CZECH REPUBLIC | Signature | 25/06/1998 | |
| CZECH REPUBLIC | Ratification | 04/10/2004 | 01/01/1900 |
| DENMARK | Signature | 25/06/1998 | |
| DENMARK | Declaration | 25/06/1998 | |
| DENMARK | Approval | 29/09/2000 | 30/10/2001 |
| DENMARK | Statement | 29/09/2000 | |
| ESTONIA | Signature | 25/06/1998 | |
| ESTONIA | Ratification | 02/08/2001 | 31/10/2001 |
| EUROPEAN COMMUNITY | Signature | 25/06/1998 | |
| EUROPEAN COMMUNITY | Statement | 25/06/1998 | |
| EUROPEAN COMMUNITY | Approval | 17/02/2005 | 18/05/2005 |
| EUROPEAN COMMUNITY | Declaration | 17/02/2005 | 01/01/1900 |
| FINLAND | Signature | 25/06/1998 | |
| FINLAND | Acceptance | 01/09/2004 | 29/11/2004 |
| FINLAND | Declaration | 01/09/2004 | 29/11/2004 |
| FRANCE | Signature | 25/06/1998 | |
| FRANCE | Approval | 08/07/2002 | 06/10/2002 |
| FRANCE | Declaration | 08/07/2002 | 06/10/2002 |
| FRANCE | Statement | 08/07/2002 | |
| GEORGIA | Signature | 25/06/1998 | |
| GEORGIA | Ratification | 11/04/2000 | 30/10/2001 |
| GERMANY | Signature | 21/12/1998 | |
| GERMANY | Declaration | 21/12/1998 | |
| GERMANY | Ratification | 15/01/2007 | 15/04/2007 |
| GREECE | Signature | 25/06/1998 | |
| GREECE | Ratification | 27/01/2006 | 27/04/2006 |
| GUINEA BISSAU | | | |
| HUNGARY | Signature | 18/12/1998 | |
| HUNGARY | Ratification | 03/07/2001 | 30/10/2001 |
| ICELAND | Signature | 25/06/1998 | |
| ICELAND | Ratification | 20/10/2011 | 18/01/2012 |
| IRELAND, REPUBLIC OF | Signature | 25/06/1998 | |
| IRELAND, REPUBLIC OF | Ratification | 20/06/2012 | 18/09/2012 |
| ITALY | Signature | 25/06/1998 | |
| ITALY | Ratification | 13/06/2001 | 30/10/2001 |
| KAZAKHSTAN | Signature | 25/06/1998 | |
| KAZAKHSTAN | Ratification | 11/01/2001 | 30/10/2001 |
| KUWAIT | Accession | 19/07/2004 | 18/08/2004 |
| KYRGYZSTAN | Accession | 01/05/2001 | 30/10/2001 |
| LATVIA | Signature | 25/06/1998 | |
| LATVIA | Ratification | 14/06/2002 | 12/09/2002 |
| LIECHTENSTEIN | Signature | 25/06/1998 | |
| LITHUANIA | Signature | 25/06/1998 | |
| LITHUANIA | Ratification | 28/01/2002 | 28/04/2002 |
| LUXEMBOURG | Signature | 25/06/1998 | |
| LUXEMBOURG | Ratification | 25/10/2005 | 23/01/2006 |
| MACEDONIA THE FYR OF | Accession | 22/07/1999 | 30/10/2001 |
| MALTA | Signature | 18/12/1998 | |
| MALTA | Ratification | 23/04/2002 | 22/07/2002 |
| MOLDOVA REPUBLIC OF | Signature | 25/06/1998 | |
| MOLDOVA REPUBLIC OF | Ratification | 09/08/1999 | 30/10/2001 |
| MONACO | Signature | 25/06/1998 | |
| MONTENEGRO | Accession | 02/11/2009 | 31/01/2010 |
| NETHERLANDS THE | Signature | 25/06/1998 | |
| NETHERLANDS THE | Acceptance | 29/12/2004 | 29/03/2005 |
| NETHERLANDS THE | Declaration | 17/02/2010 | |
| NORWAY | Signature | 25/06/1998 | |
| NORWAY | Ratification | 02/05/2003 | 31/07/2003 |
| POLAND | Signature | 25/06/1998 | |
| POLAND | Ratification | 15/02/2002 | 16/05/2002 |
| PORTUGAL | Signature | 25/06/1998 | |
| PORTUGAL | Ratification | 09/06/2003 | 07/09/2003 |
| ROMANIA | Signature | 25/06/1998 | |
| ROMANIA | Ratification | 11/07/2001 | 30/10/2001 |
| SERBIA | Accession | 31/07/2009 | 29/10/2009 |
| SLOVAK REPUBLIC | Accession | 05/12/2005 | 05/03/2006 |
| SLOVENIA | Signature | 25/06/1998 | |
| SLOVENIA | Ratification | 29/07/2004 | 27/10/2004 |
| SPAIN | Signature | 25/06/1998 | |
| SPAIN | Ratification | 29/12/2004 | 29/03/2005 |
| SWEDEN | Signature | 25/06/1998 | |
| SWEDEN | Ratification | 20/05/2005 | 18/08/2005 |
| SWEDEN | Reservation | 20/05/2005 | |
| SWITZERLAND | Signature | 25/06/1998 | |
| TAJIKISTAN | Accession | 17/07/2001 | 30/10/2001 |
| TURKMENISTAN | Accession | 25/06/1999 | 30/10/2001 |
| UKRAINE | Signature | 25/06/1998 | |
| UKRAINE | Ratification | 18/11/1999 | 30/10/2001 |
| UNITED KINGDOM | Signature | 25/06/1998 | |
| UNITED KINGDOM | Declaration | 25/06/1998 | |
| UNITED KINGDOM | Ratification | 23/02/2005 | 24/05/2005 |
| UNITED KINGDOM | Declaration | 23/02/2005 | 24/05/2005 |