| Country | Action | Action Date | Effective Date |
|---|---|---|---|
| British Guiana | Extension | ||
| British Honduras | |||
| Ceylon | |||
| Gambia | |||
| HONDURAS | Signature | 21/01/1887 | |
| HONDURAS | Ratification | 02/05/1899 | |
| India | |||
| Mauritius | |||
| New South Wales | |||
| Nigeria, North | |||
| Nigeria, South | |||
| Queensland | |||
| Sierra Leone | |||
| St Helena | |||
| Straits Settlements | |||
| Tasmania | |||
| UNITED KINGDOM | Signature | 21/01/1887 | |
| UNITED KINGDOM | Ratification | 31/12/1887 | |
| Victoria | |||
| Western Australia |