| Country | Action | Action Date | Effective Date |
|---|---|---|---|
| All Territories under UK Sovereignty | Extension | 27/10/1888 | |
| COLOMBIA | Signature | 27/10/1888 | |
| COLOMBIA | Ratification | 20/06/1889 | |
| Malay States, Federated | Extension | 01/08/1934 | |
| Malay States, Unfederated | Extension | 01/08/1934 | |
| UNITED KINGDOM | Signature | 27/10/1888 | |
| UNITED KINGDOM | Ratification | 27/03/1889 | |
| UNITED KINGDOM | Extension | 11/12/1909 |