| Country | Action | Action Date | Effective Date |
|---|---|---|---|
| Aden Colony | Extension | 01/11/1959 | 01/11/1959 |
| BAHAMAS | Extension | 01/11/1959 | 01/11/1959 |
| Basutoland | Extension | 01/11/1959 | 01/11/1959 |
| Bechuanaland | Extension | 01/11/1959 | 01/11/1959 |
| Bermuda | Extension | 01/11/1959 | 01/11/1959 |
| British Solomon Islands | Extension | 01/11/1959 | 01/11/1959 |
| Cayman Islands | Extension | 09/10/1967 | 09/10/1967 |
| Channel Islands | Extension | 10/05/1967 | 10/05/1967 |
| CYPRUS | Extension | 01/11/1959 | 01/11/1959 |
| DOMINICA, COMMONWEALTH OF | Extension | 01/11/1959 | 01/11/1959 |
| FIJI | Extension | 01/11/1959 | 01/11/1959 |
| GERMANY FEDERAL REPUBLIC | |||
| Gibraltar | Extension | 01/11/1959 | 01/11/1959 |
| Gilbert And Ellice Islands | Extension | 01/11/1959 | 01/11/1959 |
| GRENADA | Extension | 01/11/1959 | 01/11/1959 |
| Isle of Man | Extension | 10/05/1967 | 10/05/1967 |
| KENYA | Extension | 01/11/1959 | 01/11/1959 |
| MALTA | Extension | 01/11/1959 | 01/11/1959 |
| MAURITIUS | Extension | 01/11/1959 | 01/11/1959 |
| Montserrat | Extension | 01/11/1959 | 01/11/1959 |
| NIGERIA | Extension | 01/11/1959 | 01/11/1959 |
| North Borneo | Extension | 01/11/1959 | 01/11/1959 |
| Sarawak | Extension | 01/11/1959 | 01/11/1959 |
| SEYCHELLES | Extension | 01/11/1959 | 01/11/1959 |
| SIERRA LEONE | Extension | 01/11/1959 | 01/11/1959 |
| St Vincent | Extension | 01/11/1959 | 01/11/1959 |
| SWAZILAND | Extension | 01/11/1959 | 01/11/1959 |
| Tanganyika | Extension | 01/11/1959 | 01/11/1959 |
| The Gambia | Extension | 01/11/1959 | 01/11/1959 |
| TRINIDAD AND TOBAGO | Extension | 01/11/1959 | 01/11/1959 |
| UNITED KINGDOM | Signature | 14/08/1959 | |
| Zanzibar | Extension | 01/11/1959 | 01/11/1959 |