| Country | Action | Action Date | Effective Date |
|---|
| BELGIUM | Signature | 13/09/1960 | |
| BELGIUM | Ratification | 07/02/1968 | |
| BELGIUM | Declaration | 07/02/1968 | |
| BELGIUM | Reservation | 07/02/1968 | |
| BELGIUM | Reservation | 17/04/1968 | |
| BELGIUM | Declaration | 17/04/1968 | |
| BELGIUM | Denunciation | 01/01/1990 | |
| CROATIA | Signature | 05/07/2004 | 01/01/1900 |
| CROATIA | Ratification | 30/11/2004 | 31/12/2004 |
| CYPRUS | Signature | 23/09/1969 | |
| CYPRUS | Ratification | 21/01/1970 | |
| CYPRUS | Denunciation | 01/01/1990 | |
| DENMARK | Ratification | 01/01/1753 | |
| DENMARK | Signature | 22/06/1960 | |
| FRANCE | Definitive Signature | 22/06/1960 | |
| GERMANY FEDERAL REPUBLIC | Signature | 11/07/1960 | |
| GERMANY FEDERAL REPUBLIC | Ratification | 08/09/1967 | 09/10/1967 |
| GERMANY FEDERAL REPUBLIC | Declaration | 08/09/1967 | |
| GREECE | Signature | 22/06/1960 | |
| IRELAND, REPUBLIC OF | Signature | 22/06/1960 | |
| ITALY | Signature | 22/06/1960 | |
| LUXEMBOURG | Signature | 13/09/1960 | |
| NETHERLANDS THE | Signature | 07/10/1964 | |
| NETHERLANDS THE | Reservation | 07/10/1964 | |
| NETHERLANDS THE | Declaration | 07/10/1964 | |
| NORWAY | Signature | 29/06/1965 | |
| NORWAY | Reservation | 29/06/1965 | |
| NORWAY | Ratification | 09/07/1968 | |
| NORWAY | Declaration | 09/07/1968 | |
| SPAIN | Accession | 22/09/1971 | 23/10/1971 |
| SPAIN | Denunciation | 01/01/1990 | |
| SWEDEN | Signature | 03/08/1960 | |
| SWEDEN | Ratification | 31/05/1961 | 01/07/1961 |
| SWEDEN | Reservation | 31/05/1961 | |
| SWEDEN | Withdrawal Res. | 30/06/1986 | |
| TURKEY | Signature | 22/06/1960 | |
| TURKEY | Ratification | 19/12/1975 | 20/01/1976 |
| TURKEY | Reservation | 19/12/1975 | |
| TURKEY | Denunciation | 01/01/1990 | |
| UNITED KINGDOM | Signature | 22/06/1960 | |
| UNITED KINGDOM | Ratification | 09/03/1961 | |
| UNITED KINGDOM | Declaration | 09/03/1961 | |