| Country | Action | Action Date | Effective Date |
|---|
| AUSTRIA | Signature | 17/12/1962 | |
| BELGIUM | Signature | 11/02/1963 | |
| BELGIUM | Ratification | 26/11/1963 | 27/12/1963 |
| DENMARK | Signature | 17/12/1962 | |
| FRANCE | Signature | 17/12/1962 | |
| FRANCE | Ratification | 08/11/1963 | 27/12/1963 |
| GERMANY FEDERAL REPUBLIC | Signature | 17/12/1962 | |
| GERMANY FEDERAL REPUBLIC | Ratification | 28/06/1965 | 29/07/1965 |
| GERMANY FEDERAL REPUBLIC | Declaration | 28/06/1965 | |
| IRELAND, REPUBLIC OF | Definitive Signature | 21/09/1967 | 22/10/1967 |
| ITALY | Signature | 17/12/1962 | |
| ITALY | Ratification | 29/12/1966 | 30/01/1967 |
| Land Berlin | Extension | 28/06/1965 | |
| LUXEMBOURG | Signature | 17/12/1962 | |
| LUXEMBOURG | Ratification | 07/04/1965 | 08/05/1965 |
| NETHERLANDS THE | Signature | 15/11/1963 | |
| NETHERLANDS THE | Ratification | 22/05/1964 | 23/06/1964 |
| NETHERLANDS THE | Extension | 22/05/1964 | |
| Surinam | Extension | 22/05/1964 | |
| UNITED KINGDOM | Signature | 17/12/1962 | |
| UNITED KINGDOM | Ratification | 17/10/1963 | |
| UNITED KINGDOM | Ratification | 17/10/1963 | 27/12/1963 |