| Country | Action | Action Date | Effective Date |
|---|
| ALGERIA | Accession | 18/08/1964 | 31/05/1968 |
| Aruba | Extension | 11/06/1986 | 16/12/1986 |
| Aruba | Denunciation | 21/09/1989 | |
| AUSTRALIA | Signature | 22/02/1980 | |
| AUSTRALIA | Reservation | 22/02/1980 | |
| AUSTRALIA | Ratification | 30/07/1980 | 30/01/1981 |
| AUSTRALIA | Denunciation | 30/05/1990 | 30/05/1991 |
| Bahamas | Extension | 21/08/1964 | 31/05/1968 |
| Bahamas | Reservation | 21/08/1964 | |
| Barbados | Extension | 04/08/1965 | 31/05/1968 |
| Barbados | Reservation | 04/08/1965 | |
| BELGIUM | Signature | 10/10/1957 | |
| BELGIUM | Reservation | 10/10/1957 | |
| BELGIUM | Ratification | 31/07/1975 | 31/01/1976 |
| BELGIUM | Withdrawal Res. | 31/07/1975 | |
| BELGIUM | Denunciation | 01/10/1989 | 01/10/1990 |
| Belize | Signature | 21/08/1964 | 31/05/1968 |
| Bermuda | Extension | 21/08/1964 | 31/05/1968 |
| Bermuda | Reservation | 21/08/1964 | |
| Bermuda | Denunciation | 21/12/1984 | 01/12/1986 |
| BRAZIL | Signature | 10/10/1957 | |
| British Antarctic Territory | Extension | 21/08/1964 | 31/05/1968 |
| British Antarctic Territory | Reservation | 21/08/1964 | |
| British Antarctic Territory | Denunciation | 25/11/1985 | |
| British Guiana | Extension | 25/03/1966 | |
| British Guiana | Reservation | 25/03/1966 | |
| British Honduras | Extension | 21/08/1964 | |
| British Honduras | Reservation | 21/08/1964 | |
| British Solomon Islands | Extension | 21/08/1964 | 31/05/1968 |
| British Solomon Islands | Reservation | 21/08/1964 | |
| British Virgin Islands | Extension | 21/08/1964 | 31/05/1968 |
| British Virgin Islands | Reservation | 21/08/1964 | |
| British Virgin Islands | Denunciation | 21/12/1984 | 01/12/1986 |
| CANADA | Signature | 11/10/1957 | |
| CANADA | Reservation | 11/10/1957 | |
| Cayman Islands | Extension | 04/08/1965 | 31/05/1968 |
| Cayman Islands | Reservation | 04/08/1965 | |
| Cayman Islands | Denunciation | 21/12/1984 | 01/12/1986 |
| CHINA | Reservation | 06/12/1999 | 20/12/1999 |
| DENMARK | Signature | 22/02/1965 | |
| DENMARK | Reservation | 22/02/1965 | |
| DENMARK | Ratification | 01/03/1965 | |
| DENMARK | Denunciation | 01/04/1984 | 01/04/1985 |
| Dominica | Extension | 04/08/1965 | |
| Dominica | Reservation | 04/08/1965 | |
| EGYPT | Accession | 07/09/1965 | |
| EGYPT | Reservation | 07/09/1965 | |
| EGYPT | Withdrawal Res. | 18/01/1980 | 25/01/1980 |
| EGYPT | Denunciation | 08/05/1984 | 08/05/1985 |
| Falkland Island Dependencies | Denunciation | 01/01/1905 | |
| Falkland Island Dependencies | Extension | 21/08/1964 | 31/05/1968 |
| Falkland Island Dependencies | Reservation | 21/08/1964 | |
| Falkland Islands | Extension | 21/08/1964 | 31/05/1968 |
| Falkland Islands | Reservation | 21/08/1964 | |
| Falkland Islands | Denunciation | 21/12/1984 | 01/12/1986 |
| Fiji | Extension | 21/08/1964 | 31/05/1968 |
| Fiji | Reservation | 21/08/1964 | |
| FIJI | Succession | 22/08/1972 | 10/10/1970 |
| FIJI | Reservation | 22/08/1972 | 10/10/1970 |
| FINLAND | Signature | 28/03/1961 | |
| FINLAND | Reservation | 28/03/1961 | |
| FINLAND | Ratification | 19/08/1964 | |
| FINLAND | Denunciation | 01/04/1984 | 01/04/1985 |
| FRANCE | Signature | 10/10/1957 | |
| FRANCE | Reservation | 10/10/1957 | |
| FRANCE | Ratification | 07/07/1959 | |
| FRANCE | Denunciation | 15/07/1987 | 15/07/1988 |
| GERMAN DEMOCRATIC REPUBLIC | Accession | 14/02/1979 | 14/08/1979 |
| GERMAN DEMOCRATIC REPUBLIC | Reservation | 14/02/1979 | 15/08/1979 |
| GERMAN DEMOCRATIC REPUBLIC | Declaration | 14/02/1979 | 15/08/1979 |
| GERMANY FEDERAL REPUBLIC | Signature | 10/10/1957 | |
| GERMANY FEDERAL REPUBLIC | Ratification | 06/10/1972 | 06/04/1973 |
| GERMANY FEDERAL REPUBLIC | Reservation | 06/10/1972 | 06/04/1973 |
| GERMANY FEDERAL REPUBLIC | Denunciation | 01/09/1986 | 01/09/1987 |
| GHANA | Accession | 26/07/1961 | |
| GHANA | Reservation | 26/07/1961 | |
| Gibraltar | Extension | 21/08/1964 | 31/05/1968 |
| Gibraltar | Reservation | 21/08/1964 | |
| Gibraltar | Denunciation | 21/12/1984 | 01/12/1986 |
| Gilbert And Ellice Islands | Extension | 21/08/1964 | |
| Gilbert And Ellice Islands | Reservation | 21/08/1964 | |
| Grenada | Extension | 04/08/1965 | 31/05/1968 |
| Grenada | Reservation | 04/08/1965 | |
| Guernsey | Extension | 21/10/1964 | 31/05/1968 |
| Guernsey | Reservation | 21/10/1964 | |
| Guernsey | Denunciation | 21/12/1984 | 01/12/1986 |
| Hong Kong | Extension | 21/08/1964 | 31/05/1968 |
| Hong Kong | Reservation | 21/08/1964 | |
| Hong Kong | Denunciation | 21/12/1984 | 01/12/1986 |
| ICELAND | Accession | 16/10/1968 | |
| ICELAND | Reservation | 16/10/1968 | |
| INDIA | Signature | 10/10/1957 | |
| INDIA | Ratification | 01/06/1971 | |
| INDIA | Reservation | 01/06/1971 | |
| IRAN | Signature | 12/10/1959 | |
| IRAN | Reservation | 12/10/1959 | |
| IRAN | Accession | 26/04/1966 | |
| Isle of Man | Extension | 18/11/1960 | 31/05/1968 |
| Isle of Man | Denunciation | 21/12/1984 | 01/12/1986 |
| ISRAEL | Signature | 10/10/1957 | |
| ISRAEL | Reservation | 10/10/1957 | |
| ISRAEL | Ratification | 30/11/1967 | |
| ITALY | Signature | 10/10/1957 | |
| ITALY | Reservation | 10/10/1957 | |
| JAPAN | Signature | 01/03/1976 | |
| JAPAN | Ratification | 01/03/1976 | 01/09/1976 |
| JAPAN | Reservation | 01/03/1976 | |
| JAPAN | Denunciation | 19/05/1983 | 20/05/1984 |
| Jersey | Extension | 21/10/1964 | 31/05/1968 |
| Jersey | Reservation | 21/10/1964 | |
| Jersey | Denunciation | 21/12/1984 | 01/12/1986 |
| Land Berlin | Extension | 06/10/1972 | 06/04/1973 |
| Land Berlin | Reservation | 06/10/1972 | 06/04/1973 |
| LEBANON | Accession | 23/12/1994 | 23/06/1995 |
| LUXEMBOURG | Accession | 18/02/1991 | 18/08/1991 |
| LUXEMBOURG | Denunciation | 29/11/2005 | 29/11/2006 |
| Macao | Extension | 23/03/1999 | 23/09/1999 |
| MALAGASY REPUBLIC | Accession | 13/07/1965 | 31/05/1968 |
| Mauritius | Extension | 21/08/1964 | 31/05/1968 |
| Mauritius | Reservation | 21/08/1964 | |
| MONACO | Accession | 24/01/1977 | 24/01/1977 |
| MONACO | Reservation | 24/01/1977 | 24/07/1977 |
| Montserrat | Extension | 04/08/1965 | 31/05/1968 |
| Montserrat | Reservation | 04/08/1965 | |
| Montserrat | Denunciation | 21/12/1984 | 01/12/1986 |
| NETHERLANDS THE | Signature | 10/10/1957 | |
| NETHERLANDS THE | Reservation | 10/10/1957 | |
| NETHERLANDS THE | Ratification | 10/12/1965 | |
| NETHERLANDS THE | Notification | 11/06/1986 | 16/12/1986 |
| NETHERLANDS THE | Denunciation | 01/09/1989 | 01/09/1990 |
| New Hebrides | Extension | 08/12/1966 | |
| New Hebrides | Reservation | 08/12/1966 | |
| NORWAY | Signature | 18/10/1960 | |
| NORWAY | Reservation | 18/10/1960 | |
| NORWAY | Ratification | 01/03/1965 | |
| NORWAY | Denunciation | 01/04/1984 | 01/04/1985 |
| PAPUA NEW GUINEA | Accession | 14/03/1980 | 14/09/1980 |
| PAPUA NEW GUINEA | Reservation | 14/03/1980 | 14/09/1980 |
| PERU | Signature | 10/10/1957 | |
| POLAND | Signature | 10/10/1957 | |
| POLAND | Reservation | 10/10/1957 | |
| POLAND | Ratification | 01/12/1972 | 01/06/1973 |
| PORTUGAL | Signature | 10/10/1957 | |
| PORTUGAL | Ratification | 08/04/1968 | |
| PORTUGAL | Reservation | 08/04/1968 | |
| PORTUGAL | Communication | 17/11/1999 | |
| Seychelles | Extension | 21/08/1964 | |
| Seychelles | Reservation | 21/08/1964 | |
| Singapore | Extension | 17/04/1963 | |
| Singapore | Reservation | 17/04/1963 | |
| SINGAPORE | Succession | 13/09/1977 | 31/05/1968 |
| SINGAPORE | Reservation | 13/09/1977 | 31/05/1968 |
| SINGAPORE | Denunciation | 22/04/2005 | |
| SOLOMON ISLANDS | Succession | 17/09/1981 | 07/07/1978 |
| SOLOMON ISLANDS | Reservation | 17/09/1981 | 07/07/1978 |
| SPAIN | Signature | 10/10/1957 | |
| SPAIN | Reservation | 10/10/1957 | |
| SPAIN | Ratification | 16/07/1959 | |
| SPAIN | Denunciation | 04/01/2005 | 01/01/2006 |
| St Lucia | Extension | 04/08/1965 | 31/05/1968 |
| St Lucia | Reservation | 04/08/1965 | |
| St Vincent | Extension | 04/08/1965 | |
| St Vincent | Reservation | 04/08/1965 | |
| SWEDEN | Signature | 10/10/1957 | |
| SWEDEN | Reservation | 10/10/1957 | |
| SWEDEN | Ratification | 04/06/1964 | |
| SWEDEN | Denunciation | 01/04/1984 | 01/04/1985 |
| SWITZERLAND | Signature | 10/10/1957 | |
| SWITZERLAND | Ratification | 21/01/1966 | |
| SYRIA | Accession | 10/07/1972 | 10/01/1973 |
| TONGA | Accession | 13/06/1978 | 13/12/1978 |
| TONGA | Reservation | 13/06/1978 | 13/12/1978 |
| Turks And Caicos Islands | Extension | 04/08/1965 | 31/05/1968 |
| Turks And Caicos Islands | Reservation | 04/08/1965 | |
| Turks And Caicos Islands | Denunciation | 21/12/1984 | 01/12/1986 |
| UNITED KINGDOM | Signature | 10/10/1957 | |
| UNITED KINGDOM | Signature | 08/01/1958 | 08/12/1959 |
| UNITED KINGDOM | Reservation | 18/02/1959 | |
| UNITED KINGDOM | Ratification | 18/02/1959 | |
| UNITED KINGDOM | Denunciation | 23/12/1982 | 01/12/1986 |
| VANUATU | Succession | | 31/05/1968 |
| VATICAN CITY | Signature | 10/10/1957 | |
| VATICAN CITY | Reservation | 10/10/1957 | |
| YUGOSLAVIA | Signature | 10/10/1957 | |
| YUGOSLAVIA | Reservation | 10/10/1957 | |
| ZAIRE | Accession | 17/07/1967 | |