| Country | Action | Action Date | Effective Date |
|---|---|---|---|
| Aruba | Extension | 01/01/1986 | 01/01/1986 |
| Guernsey | Extension | 19/12/1974 | 19/01/1975 |
| Isle of Man | Extension | 19/12/1974 | 19/01/1975 |
| Jersey | Extension | 19/12/1974 | 19/01/1975 |
| Netherlands Antilles | Extension | 02/10/1970 | |
| NETHERLANDS THE | Signature | 17/11/1967 | |
| NETHERLANDS THE | Ratification | 20/06/1969 | 21/09/1969 |
| SURINAME | Extension | 02/10/1970 | |
| UNITED KINGDOM | Signature | 17/11/1967 | |
| UNITED KINGDOM | Ratification | 20/06/1969 | 21/09/1969 |