| Country | Action | Action Date | Effective Date |
|---|
| AUSTRALIA | Ratification | 29/10/1963 | |
| AUSTRIA | Ratification | 14/11/1963 | |
| AZERBAIJAN | Ratification | 19/05/1992 | 19/05/1992 |
| BANGLADESH | Ratification | 22/06/1972 | |
| BOLIVIA | Ratification | 12/01/1965 | |
| BOSNIA AND HERZEGOVINA | Ratification | 02/06/1993 | 02/06/1993 |
| BRAZIL | Ratification | 05/09/1966 | |
| BULGARIA | Ratification | 03/10/1969 | |
| BYELORUSSIA S S R | Ratification | 11/03/1970 | |
| CAMEROON | Ratification | 29/12/1964 | |
| CANADA | Ratification | 25/04/1962 | |
| CENTRAL AFRICAN REPUBLIC | Ratification | 10/06/1963 | |
| CHAD | Ratification | 05/02/1962 | |
| CHINA | Ratification | 16/11/1962 | |
| CHINA | Declaration | 03/08/1984 | |
| COLOMBIA | Ratification | 04/03/1969 | |
| CUBA | Ratification | 05/02/1971 | |
| CYPRUS | Ratification | 20/07/1964 | |
| CZECH REPUBLIC | Ratification | 01/01/1993 | 01/01/1993 |
| CZECHOSLOVAKIA | Ratification | 21/01/1964 | |
| DENMARK | Ratification | 10/07/1962 | |
| ECUADOR | Ratification | 10/03/1969 | |
| EGYPT | Ratification | 26/03/1962 | |
| ETHIOPIA | Ratification | 11/06/1966 | |
| FINLAND | Ratification | 01/06/1964 | |
| FRANCE | Ratification | 08/06/1967 | |
| GERMANY FEDERAL REPUBLIC | Ratification | 07/10/1963 | |
| GHANA | Ratification | 27/08/1963 | |
| GUATEMALA | Ratification | 25/01/1965 | |
| HONDURAS | Ratification | 17/11/1964 | |
| INDIA | Ratification | 21/06/1962 | |
| IRAQ | Ratification | 26/10/1962 | |
| IRELAND, REPUBLIC OF | Ratification | 27/02/1963 | |
| Isle of Man | Extension | 30/11/1993 | 30/11/1993 |
| ISRAEL | Ratification | 24/05/1963 | |
| IVORY COAST | Ratification | 02/01/1963 | |
| JAPAN | Ratification | 29/04/1971 | |
| JORDAN | Ratification | 04/07/1963 | |
| KUWAIT | Ratification | 23/04/1963 | |
| KYRGYZSTAN | Succession | 31/03/1992 | 31/03/1992 |
| LITHUANIA | Ratification | 26/09/1994 | 26/09/1994 |
| LUXEMBOURG | Ratification | 04/03/1964 | |
| MALAGASY REPUBLIC | Ratification | 01/06/1964 | |
| MAURITANIA | Ratification | 08/11/1963 | |
| MEXICO | Ratification | 03/11/1966 | |
| MOROCCO | Ratification | 14/11/1962 | |
| NETHERLANDS THE | Ratification | 13/11/1964 | |
| NEW ZEALAND | Ratification | 01/06/1963 | |
| NIGER | Ratification | 23/03/1962 | |
| NIGERIA | Ratification | 27/06/1962 | |
| NORWAY | Ratification | 22/01/1963 | |
| PAKISTAN | Ratification | 17/11/1967 | |
| PANAMA | Ratification | 19/06/1970 | |
| PARAGUAY | Ratification | 20/02/1969 | |
| POLAND | Ratification | 22/04/1964 | |
| ROMANIA | Ratification | 09/04/1965 | |
| SENEGAL | Ratification | 13/11/1967 | |
| SLOVAK REPUBLIC | Succession | 01/01/1993 | 01/01/1993 |
| SLOVENIA | Ratification | 09/06/1992 | 09/06/1992 |
| SOUTH AFRICA | Ratification | 09/08/1963 | |
| SOVIET UNION | Ratification | 04/11/1969 | |
| SPAIN | Ratification | 17/07/1962 | |
| SRI LANKA | Ratification | 26/04/1974 | |
| SWEDEN | Ratification | 03/04/1962 | |
| SWITZERLAND | Ratification | 05/11/1962 | |
| SYRIA | Ratification | 10/08/1965 | |
| TAJIKISTAN | Succession | 26/11/1993 | 26/11/1993 |
| THAILAND | Ratification | 24/09/1962 | |
| TUNISIA | Ratification | 15/01/1962 | |
| TURKEY | Ratification | 02/09/1968 | |
| UKRAINE S S R | Ratification | 17/06/1970 | |
| UNITED KINGDOM | Ratification | 09/03/1962 | |
| UPPER VOLTA | Ratification | 16/04/1962 | |
| URUGUAY | Ratification | 28/06/1973 | |
| VENEZUELA | Ratification | 16/11/1964 | |
| VIETNAM | Ratification | 07/12/1970 | |
| VIETNAM | Ratification | 03/10/1994 | 03/10/1994 |
| YUGOSLAVIA | Ratification | 09/03/1965 | 09/03/1965 |
| ZAIRE | Ratification | 05/09/1967 | |