| Country | Action | Action Date | Effective Date |
|---|---|---|---|
| All Territories under UK Sovereignty | Extension | 26/01/1904 | |
| British African Protectorates | Extension | 15/10/1909 | 15/10/1909 |
| Malay States, Federated | Extension | 01/12/1934 | 01/12/1934 |
| Malay States, Unfederated | Extension | 01/12/1934 | 01/12/1934 |
| PERU | Signature | 26/01/1904 | |
| PERU | Ratification | 09/10/1906 | |
| UNITED KINGDOM | Signature | 26/01/1904 | |
| UNITED KINGDOM | Ratification | 10/10/1906 |