| Country | Action | Action Date | Effective Date |
|---|---|---|---|
| All Territories under UK Sovereignty | |||
| BOSNIA AND HERZEGOVINA | Succession | 01/10/1997 | |
| KOSOVO | Succession | 21/10/2009 | |
| SERBIA AND MONTENEGRO | |||
| UNITED KINGDOM | Signature | 03/02/1959 | |
| UNITED KINGDOM | Ratification Dated | 30/09/1959 | |
| YUGOSLAVIA | Signature | 03/02/1959 | |
| YUGOSLAVIA | Ratification Dated | 30/09/1959 |