| Country | Action | Action Date | Effective Date |
|---|
| Aden Colony | Extension | 13/01/1959 | 13/01/1959 |
| Bechuanaland | Extension | 13/01/1959 | 13/01/1959 |
| Brunei | Extension | 13/01/1959 | 13/01/1959 |
| KENYA | Extension | 13/01/1959 | 13/01/1959 |
| LUXEMBOURG | | | |
| Northern Rhodesia | Extension | 13/01/1959 | 13/01/1959 |
| Nyasaland | Extension | 13/01/1959 | 13/01/1959 |
| SIERRA LEONE | Extension | 13/01/1959 | 13/01/1959 |
| SOLOMON ISLANDS | Extension | 13/01/1959 | 13/01/1959 |
| SWAZILAND | Extension | 13/01/1959 | 13/01/1959 |
| Tanganyika | Extension | 13/01/1959 | 13/01/1959 |
| The Gambia | Extension | 13/01/1959 | 13/01/1959 |
| UGANDA | Extension | 13/01/1959 | 13/01/1959 |
| UNITED KINGDOM | | | |
| Zanzibar | Extension | 13/01/1959 | 13/01/1959 |