| Country | Action | Action Date | Effective Date |
|---|---|---|---|
| AUSTRIA | Acceptance | 10/08/1976 | |
| BELGIUM | Acceptance | 08/06/1977 | |
| Berlin West | Extension | 04/03/1980 | |
| BOSNIA AND HERZEGOVINA | Succession | 01/09/1993 | 06/03/1992 |
| DENMARK | Acceptance | 19/03/1985 | |
| FINLAND | Acceptance | 31/08/1979 | |
| FRANCE | Acceptance | 20/12/1977 | |
| GERMAN DEMOCRATIC REPUBLIC | Acceptance | 10/08/1976 | |
| GERMANY FEDERAL REPUBLIC | Acceptance | 04/03/1980 | |
| HUNGARY | Acceptance | 26/01/1984 | |
| ITALY | Acceptance | 23/12/1981 | |
| LUXEMBOURG | Acceptance | 23/02/1977 | |
| MALTA | Acceptance | 08/05/2007 | 08/06/2007 |
| MONTENEGRO | Succession | 23/10/2006 | 03/06/2006 |
| NETHERLANDS THE | Acceptance | 08/09/1977 | |
| NORWAY | Acceptance | 08/02/1977 | |
| POLAND | Acceptance | 14/06/1977 | |
| PORTUGAL | Acceptance | 20/04/1979 | |
| SLOVENIA | Succession | 01/07/1992 | 25/06/1991 |
| SPAIN | Acceptance | 05/12/1975 | |
| SWEDEN | Acceptance | 23/02/1976 | |
| SWITZERLAND | Acceptance | 19/02/1976 | |
| TURKEY | Acceptance | 22/02/2010 | 22/03/2010 |
| UNITED KINGDOM | Acceptance | 13/02/1976 | |
| YUGOSLAVIA | Acceptance | 01/10/1976 | |
| YUGOSLAVIA | Succession | 12/03/2001 | 27/04/1992 |