| Country | Action | Action Date | Effective Date |
|---|
| AUSTRALIA | Accession | 05/03/1959 | |
| BELGIUM | Signature | 25/02/1954 | |
| BELGIUM | Acceptance | 09/04/1957 | |
| CANADA | Signature | 25/02/1954 | |
| CANADA | Acceptance | 13/07/1954 | |
| DENMARK | Signature | 25/02/1954 | |
| DENMARK | Acceptance | 01/06/1955 | |
| FRANCE | Signature | 25/02/1954 | |
| FRANCE | Acceptance | 03/05/1956 | |
| GERMANY FEDERAL REPUBLIC | Accession | 15/10/1957 | |
| GREECE | Accession | 26/05/1972 | |
| INDIA | Accession | 28/08/1967 | |
| INDIA | Withdrawal | 30/06/1969 | |
| IRELAND, REPUBLIC OF | Signature | 25/02/1954 | |
| IRELAND, REPUBLIC OF | Acceptance | 17/05/1955 | |
| ISRAEL | Signature | 25/02/1954 | |
| ISRAEL | Acceptance | 08/02/1955 | |
| ISRAEL | Withdrawal | 20/01/1971 | 30/06/1972 |
| ITALY | Signature | 25/02/1954 | |
| ITALY | Acceptance | 07/02/1958 | |
| JAPAN | Accession | 28/03/1963 | |
| JAPAN | Statement | 28/03/1963 | |
| NETHERLANDS THE | Signature | 25/02/1954 | |
| NETHERLANDS THE | Acceptance | 24/01/1956 | |
| NORWAY | Signature | 25/02/1954 | |
| NORWAY | Acceptance | 21/04/1955 | |
| PAKISTAN | Accession | 27/11/1963 | |
| SWEDEN | Signature | 25/02/1954 | |
| SWEDEN | Acceptance | 02/04/1954 | |
| SWITZERLAND | Signature | 25/02/1954 | |
| SWITZERLAND | Acceptance | 07/11/1955 | |
| UNITED KINGDOM | Signature | 25/02/1954 | |
| UNITED KINGDOM | Ratification | 01/02/1955 | |
| UNITED KINGDOM | Acceptance | 01/02/1955 | |
| UNITED STATES OF AMERICA | Withdrawal | 01/01/1905 | 30/06/1974 |
| UNITED STATES OF AMERICA | Signature | 25/02/1954 | |
| UNITED STATES OF AMERICA | Acceptance | 23/06/1954 | |