| Country | Action | Action Date | Effective Date |
|---|
| BELGIUM | Signature | 11/12/1953 | |
| BELGIUM | Ratification | 24/07/1956 | 01/08/1956 |
| DENMARK | Signature | 11/12/1953 | |
| DENMARK | Ratification | 30/06/1954 | 01/07/1954 |
| DENMARK | Notification | 21/12/2000 | |
| ESTONIA | Signature | 01/12/1999 | |
| ESTONIA | Ratification | 20/07/2004 | 01/08/2004 |
| ESTONIA | Declaration | 20/07/2004 | 01/01/1900 |
| FRANCE | Signature | 11/12/1953 | |
| FRANCE | Ratification | 30/10/1957 | 01/11/1957 |
| GERMANY FEDERAL REPUBLIC | Signature | 11/12/1953 | |
| GERMANY FEDERAL REPUBLIC | Reservation | 11/12/1953 | |
| GERMANY FEDERAL REPUBLIC | Ratification | 24/08/1956 | 01/09/1956 |
| GERMANY FEDERAL REPUBLIC | Extension | 24/08/1956 | |
| GERMANY FEDERAL REPUBLIC | Declaration | 12/02/2001 | |
| GERMANY FEDERAL REPUBLIC | Notification | 09/08/2001 | |
| GERMANY FEDERAL REPUBLIC | Declaration | 26/10/2001 | |
| GERMANY FEDERAL REPUBLIC | Declaration | 19/12/2011 | |
| GREECE | Signature | 11/12/1953 | |
| GREECE | Ratification | 23/06/1960 | 01/07/1960 |
| ICELAND | Signature | 11/12/1953 | |
| ICELAND | Ratification | 04/12/1964 | 01/01/1965 |
| IRELAND, REPUBLIC OF | Signature | 11/12/1953 | |
| IRELAND, REPUBLIC OF | Ratification | 29/03/1954 | 01/07/1954 |
| Isle of Man | Extension | 05/03/1954 | |
| ITALY | Signature | 11/12/1953 | |
| ITALY | Ratification | 01/07/1958 | 01/08/1958 |
| Land Berlin | Extension | 24/08/1956 | |
| LUXEMBOURG | Signature | 11/12/1953 | |
| LUXEMBOURG | Ratification | 18/11/1958 | 01/12/1958 |
| MALTA | Signature | 07/05/1968 | |
| MALTA | Ratification | 06/05/1969 | 01/06/1969 |
| NETHERLANDS THE | Signature | 11/12/1953 | |
| NETHERLANDS THE | Ratification | 20/07/1955 | 01/08/1955 |
| NORWAY | Signature | 11/12/1953 | |
| NORWAY | Ratification | 09/09/1954 | 01/10/1954 |
| NORWAY | Withdrawal Res. | 09/09/1954 | |
| PORTUGAL | Signature | 27/04/1977 | |
| PORTUGAL | Ratification | 04/07/1978 | 01/08/1978 |
| PORTUGAL | Declaration | 04/07/1978 | |
| PORTUGAL | Declaration | 17/11/1997 | |
| SAAR TERRITORY | Signature | 11/12/1953 | |
| SAAR TERRITORY | Ratification | 08/09/1954 | |
| SPAIN | Signature | 09/02/1981 | |
| SPAIN | Ratification | 21/11/1983 | 01/12/1983 |
| SPAIN | Declaration | 21/08/1985 | |
| SWEDEN | Signature | 11/12/1953 | |
| SWEDEN | Ratification | 02/09/1955 | 01/10/1955 |
| TURKEY | Signature | 11/12/1953 | |
| TURKEY | Statement | 11/12/1953 | |
| TURKEY | Ratification | 02/12/1976 | 01/01/1977 |
| TURKEY | Declaration | 02/12/1976 | |
| UNITED KINGDOM | Signature | 11/12/1953 | |
| UNITED KINGDOM | Ratification | 07/09/1954 | |
| UNITED KINGDOM | Ratification | 07/09/1954 | 01/10/1954 |