| Country | Action | Action Date | Effective Date |
|---|
| Aruba | Extension | 01/01/1986 | |
| AUSTRIA | Signature | 13/02/1969 | |
| AUSTRIA | Ratification | 08/04/1970 | |
| AUSTRIA | Declaration | 07/06/1988 | |
| CROATIA | Accession | 02/03/1998 | 02/03/1998 |
| CZECH REPUBLIC | Accession | 11/10/1994 | 11/10/1994 |
| DENMARK | Signature | 13/02/1969 | |
| DENMARK | Ratification | 10/04/1970 | |
| FINLAND | Accession | 21/06/1977 | |
| FRANCE | Signature | 13/02/1969 | |
| FRANCE | Approval | 31/12/1969 | |
| GERMANY FEDERAL REPUBLIC | Signature | 13/02/1969 | |
| GERMANY FEDERAL REPUBLIC | Acceptance | 30/06/1969 | |
| GREECE | Signature | 13/02/1969 | |
| GREECE | Ratification | 11/02/1972 | |
| HUNGARY | Accession | 06/05/1992 | 06/05/1992 |
| ICELAND | Accession | 20/02/1978 | |
| IRELAND, REPUBLIC OF | Accession | 07/10/1974 | |
| ISRAEL | Accession | 01/09/1970 | |
| ITALY | Signature | 13/02/1969 | |
| ITALY | Ratification | 20/06/1972 | |
| LUXEMBOURG | Accession | 25/10/2007 | 25/10/2007 |
| NETHERLANDS THE | Signature | 13/02/1969 | |
| NETHERLANDS THE | Ratification | 10/02/1970 | |
| NETHERLANDS THE | Extension | 01/01/1986 | 01/01/1986 |
| NORWAY | Signature | 13/02/1969 | |
| NORWAY | Ratification | 27/01/1970 | |
| POLAND | Accession | 01/11/1999 | 01/11/1999 |
| PORTUGAL | Accession | 07/02/1994 | 07/02/1994 |
| SLOVAK REPUBLIC | Accession | 30/05/2007 | 30/05/2007 |
| SLOVENIA | Accession | 24/06/1997 | 24/06/1997 |
| SPAIN | Signature | 13/02/1969 | |
| SPAIN | Ratification | 10/11/1970 | |
| SWEDEN | Signature | 13/02/1969 | |
| SWEDEN | Acceptance | 13/02/1969 | |
| SWITZERLAND | Signature | 13/02/1969 | |
| SWITZERLAND | Ratification | 24/11/1969 | |
| SWITZERLAND | Accession | 11/02/1999 | 11/02/1999 |
| TURKEY | Accession | 15/07/1993 | 15/07/1993 |
| UNITED KINGDOM | Signature | 13/02/1969 | |
| UNITED KINGDOM | Declaration | 13/02/1970 | |
| UNITED KINGDOM | Declaration | 02/04/1970 | |
| UNITED KINGDOM | Ratification | 02/04/1970 | |