| Country | Action | Action Date | Effective Date |
|---|---|---|---|
| Anguilla | |||
| Bermuda | |||
| BOLIVIA | Signature | 01/08/1911 | |
| BOLIVIA | Ratification | 24/04/1912 | |
| British Virgin Islands | |||
| Cayman Islands | |||
| Falkland Islands | |||
| Montserrat | |||
| St Helena | |||
| Turks And Caicos Islands | |||
| UNITED KINGDOM | Signature | 01/08/1911 | |
| UNITED KINGDOM | Ratification | 22/02/1912 |