| Country | Action | Action Date | Effective Date |
|---|---|---|---|
| All Territories under UK Sovereignty | Extension | 03/01/1904 | |
| British African Protectorates | Extension | 18/02/1910 | |
| CUBA | Signature | 03/10/1904 | |
| CUBA | Ratification | 07/01/1905 | |
| Malay States, Federated | Extension | 26/03/1935 | |
| Malay States, Unfederated | Extension | 26/03/1935 | |
| UNITED KINGDOM | Signature | 03/10/1904 | |
| UNITED KINGDOM | Ratification | 21/11/1904 |