| Country | Action | Action Date | Effective Date |
|---|
| AFGHANISTAN | Ratification | 16/05/1963 | |
| ALGERIA | Ratification | 12/06/1969 | 12/06/1970 |
| ANGOLA | Succession | 04/06/1976 | |
| Antigua | Extension | | 17/01/1959 |
| ANTIGUA AND BARBUDA | Succession | 02/02/1983 | 02/02/1983 |
| ANTIGUA AND BARBUDA | Declaration | 02/02/1983 | |
| Antilles | Extension | 18/02/1959 | |
| ARGENTINA | Ratification | 18/01/1960 | |
| Aruba | Extension | | 01/01/1986 |
| Aruba | Declaration | 01/01/1986 | |
| AUSTRALIA | Ratification | 07/06/1960 | |
| AUSTRIA | Ratification | 05/03/1958 | |
| AZERBAIJAN | Ratification | 09/08/2000 | 09/08/2001 |
| Bahamas | Extension | | 17/01/1959 |
| BAHAMAS | Succession | 25/05/1976 | |
| BAHRAIN | Ratification | 14/07/1998 | 14/07/1999 |
| BANGLADESH | Ratification | 22/06/1972 | |
| Barbados | Extension | | 17/01/1959 |
| BARBADOS | Ratification | 08/05/1967 | |
| Basutoland | Extension | | 17/01/1959 |
| Bechuanaland | Extension | | 17/01/1959 |
| Bechuanaland | Declaration | 11/12/1964 | |
| BELARUS | Ratification | 25/09/1995 | |
| BELGIUM | Ratification | 23/01/1961 | |
| BELIZE | Succession | 15/12/1983 | 15/12/1983 |
| Bermuda | Extension | | 17/01/1959 |
| BOLIVIA | Ratification | 11/06/1990 | 11/09/1991 |
| BOTSWANA | Withdrawal | 01/01/1905 | |
| BOTSWANA | Succession | 18/10/1966 | |
| BRAZIL | Ratification | 18/06/1965 | |
| British Guiana | Extension | | 17/01/1959 |
| British Honduras | Extension | 27/04/1966 | |
| British Virgin Islands | Extension | | 17/01/1959 |
| Brunei | Extension | | 17/01/1959 |
| BULGARIA | Ratification | 23/03/1999 | 23/03/2000 |
| BURUNDI | Ratification | 11/03/1963 | |
| CAMBODIA | Ratification | 23/08/1999 | 23/08/2000 |
| CAMEROON | Ratification | 03/09/1962 | |
| CAMEROON | Ratification | 25/05/1970 | |
| CANADA | Ratification | 14/07/1959 | |
| CAPE VERDE | Succession | 03/04/1979 | 03/04/1979 |
| CENTRAL AFRICAN REPUBLIC | Ratification | 09/06/1964 | |
| CHAD | Ratification | 08/06/1961 | |
| CHILE | Ratification | 01/02/1999 | 01/02/2000 |
| CHINA | Declaration | 20/10/1999 | |
| COLOMBIA | Ratification | 07/06/1963 | |
| COMOROS | Succession | 23/10/1978 | 23/10/1978 |
| CONGO | Ratification | 26/11/1999 | 26/11/2000 |
| CONGO, DEMOCRATIC REPUBLIC OF | Ratification | 20/06/2001 | 20/06/2002 |
| Cook Islands | Extension | 28/09/1973 | |
| COSTA RICA | Ratification | 04/05/1959 | |
| COTE D'IVOIRE | Ratification | 05/05/1961 | |
| CUBA | Ratification | 02/06/1958 | |
| Cyprus | Extension | | 08/01/1960 |
| Cyprus | Declaration | 08/01/1960 | |
| CYPRUS | Succession | 23/09/1960 | |
| DAHOMEY | Ratification | 22/05/1961 | |
| DENMARK | Ratification | 17/01/1958 | |
| DJIBOUTI | Succession | 03/08/1978 | 03/08/1978 |
| DJIBOUTI | Declaration | 03/08/1978 | |
| Dominica | Extension | | 17/01/1959 |
| DOMINICA, COMMONWEALTH OF | Succession | 28/02/1983 | 28/02/1983 |
| DOMINICA, COMMONWEALTH OF | Declaration | 28/02/1983 | |
| DOMINICAN REPUBLIC | Ratification | 23/06/1958 | |
| ECUADOR | Ratification | 05/02/1962 | |
| EGYPT | Ratification | 23/10/1958 | |
| EL SALVADOR | Ratification | 18/11/1958 | |
| EQUATORIAL GUINEA | Ratification | 13/08/2001 | 13/08/2002 |
| ERITREA | Ratification | 22/02/2000 | 22/02/2001 |
| ESTONIA | Ratification | 07/02/1996 | 07/02/1997 |
| ETHIOPIA | Ratification | 24/03/1999 | 24/03/2000 |
| Falkland Islands | Extension | | 17/01/1959 |
| Faroe Islands | Extension | 17/01/1958 | 17/01/1959 |
| Fiji | Extension | 18/02/1964 | |
| FIJI | Succession | 19/04/1974 | |
| FINLAND | Ratification | 27/05/1960 | |
| FRANCE | Ratification | 18/12/1969 | |
| FRANCE | App without mod | 27/11/1974 | |
| French Overseas Territories | Extension | 27/11/1974 | |
| GABON | Ratification | 29/05/1961 | |
| GERMANY FEDERAL REPUBLIC | Ratification | 22/06/1959 | |
| GHANA | Ratification | 15/12/1958 | |
| Gibraltar | Extension | | 17/01/1959 |
| Gilbert And Ellice Islands | Extension | | 17/01/1959 |
| GREECE | Ratification | 30/03/1962 | |
| Greenland | Extension | 17/01/1958 | 17/01/1959 |
| Grenada | Extension | | 17/01/1959 |
| GRENADA | Succession | 09/07/1979 | 09/07/1979 |
| GRENADA | Declaration | 09/07/1979 | |
| GUATEMALA | Ratification | 09/12/1959 | |
| Guernsey | Extension | 17/03/1959 | |
| GUINEA | Ratification | 11/07/1961 | |
| GUINEA BISSAU | Succession | 21/02/1977 | |
| GUYANA | Ratification | 08/06/1966 | |
| HAITI | Ratification | 04/03/1958 | |
| HONDURAS | Ratification | 04/08/1958 | |
| Hong Kong | Extension | 25/11/1959 | |
| HUNGARY | Ratification | 04/01/1994 | 04/01/1995 |
| ICELAND | Ratification | 29/11/1960 | |
| INDIA | Ratification | 18/05/2000 | 18/05/2001 |
| INDONESIA | Ratification | 07/06/1999 | 07/06/2000 |
| IRAN | Ratification | 13/04/1959 | |
| IRAQ | Ratification | 15/06/1959 | |
| IRELAND, REPUBLIC OF | Ratification | 11/06/1958 | |
| Isle of Man | Extension | 17/03/1959 | |
| ISRAEL | Ratification | 10/04/1958 | |
| ITALY | Ratification | 15/03/1968 | |
| Jamaica | Extension | | 17/01/1959 |
| JAMAICA | Ratification | 26/12/1962 | |
| Jersey | Extension | 17/03/1959 | |
| JORDAN | Ratification | 31/03/1958 | |
| KAZAKHSTAN | Ratification | 18/05/2001 | 18/05/2002 |
| Kenya | Extension | 16/03/1962 | |
| KENYA | Succession | 13/01/1964 | |
| KIRIBATI | Ratification | 03/02/2000 | 03/02/2000 |
| KUWAIT | Ratification | 21/09/1961 | 21/09/1962 |
| KYRGYZSTAN | Ratification | 18/02/1999 | 18/02/2000 |
| LATVIA | Ratification | 27/01/1992 | 27/01/1993 |
| LEBANON | Ratification | 01/06/1977 | 01/06/1978 |
| LESOTHO | Ratification | 14/06/2001 | 14/06/2002 |
| LIBERIA | Ratification | 25/05/1962 | |
| LIBYA | Ratification | 13/06/1961 | |
| LITHUANIA | Ratification | 26/09/1994 | 26/09/1995 |
| LUXEMBOURG | Ratification | 24/07/1964 | |
| MACEDONIA THE FYR OF | Ratification | 10/07/2003 | 10/07/2004 |
| MALAWI | Ratification | 19/11/1999 | 19/11/2000 |
| MALAYA | Ratification | 13/10/1958 | |
| MALAYA | Denunciation | 10/01/1990 | 10/01/1991 |
| MALAYSIA | Ratification | 03/03/1964 | |
| MALI | Ratification | 28/05/1962 | |
| Malta | Extension | | 17/01/1959 |
| MALTA | Ratification | 04/01/1965 | |
| Mauritius | Extension | | 17/01/1959 |
| MAURITIUS | Ratification | 02/12/1969 | |
| MEXICO | Ratification | 01/06/1959 | |
| MOLDOVA REPUBLIC OF | Ratification | 10/03/1993 | 10/03/1994 |
| MONGOLIA | Ratification | 15/03/2005 | 15/03/2005 |
| Montserrat | Extension | | 17/01/1959 |
| MOROCCO | Ratification | 01/12/1966 | |
| MOZAMBIQUE | Ratification | 06/06/1977 | 06/06/1978 |
| Nauru | Extension | 05/10/1961 | 05/10/1961 |
| NEPAL | Ratification | 30/08/2007 | 30/08/2008 |
| NETHERLANDS THE | Ratification | 18/02/1959 | |
| Netherlands West Indies | Extension | | 17/01/1959 |
| New Guinea | Extension | 18/02/1959 | |
| New Guinea | Extension | 05/10/1961 | 05/10/1961 |
| NEW ZEALAND | Ratification | 14/06/1968 | |
| NICARAGUA | Ratification | 31/10/1967 | |
| NIGER | Ratification | 23/03/1962 | |
| Nigeria | Extension | 05/07/1960 | |
| Nigeria | Declaration | 05/07/1960 | |
| NIGERIA | Succession | 17/10/1960 | |
| Niue Island | Extension | 14/06/1968 | |
| Norfolk Island | Extension | 05/10/1961 | 05/10/1961 |
| North Borneo | Extension | | 17/01/1959 |
| NORWAY | Ratification | 14/04/1958 | |
| PAKISTAN | Ratification | 15/02/1960 | |
| PANAMA | Ratification | 16/05/1966 | |
| Papua | Extension | 05/10/1962 | 05/10/1962 |
| PAPUA NEW GUINEA | Succession | 01/05/1976 | |
| PARAGUAY | Ratification | 16/05/1968 | |
| PERU | Ratification | 06/12/1960 | |
| PHILIPPINES | Ratification | 17/11/1960 | |
| POLAND | Ratification | 30/07/1958 | |
| PORTUGAL | Ratification | 23/11/1959 | |
| PORTUGAL | Declaration | 04/10/1999 | |
| Rhodesia And Nyasaland | Extension | 24/10/1960 | |
| ROMANIA | Ratification | 03/08/1998 | 03/08/1999 |
| Ruanda Urundi | Extension | 23/01/1961 | |
| RUSSIAN FEDERATION | Ratification | 02/07/1998 | 02/07/1999 |
| RWANDA | Ratification | 18/09/1962 | |
| SAINT LUCIA | Ratification | 14/05/1980 | 14/05/1980 |
| SAN MARINO | Ratification | 01/02/1995 | |
| Sarawak | Extension | | 17/01/1959 |
| SAUDI ARABIA | Ratification | 15/07/1978 | 15/07/1979 |
| SENEGAL | Ratification | 28/07/1961 | |
| SERBIA AND MONTENEGRO | Ratification | 15/07/2003 | 15/07/2004 |
| Seychelles | Extension | | 17/01/1959 |
| SEYCHELLES | Succession | 06/02/1978 | 06/02/1978 |
| SEYCHELLES | Declaration | 06/02/1978 | |
| Sierra Leone | Extension | | 17/01/1959 |
| SIERRA LEONE | Ratification | 13/06/1961 | |
| Singapore | Extension | | 17/01/1959 |
| SINGAPORE | Ratification | 25/10/1965 | |
| SINGAPORE | Statement | 25/10/1965 | |
| SINGAPORE | Denunciation | 22/05/1979 | 19/04/1980 |
| Solomon Islands | Extension | 08/03/1960 | |
| Solomon Islands | Declaration | 08/03/1960 | |
| SOMALIA | Ratification | 18/11/1960 | |
| SOMALIA | Confirmation | 08/12/1961 | |
| Somaliland Protectorate | Extension | | 17/01/1959 |
| Southern Rhodesia | Extension | | 07/07/1959 |
| SPAIN | Ratification | 06/11/1967 | |
| SRI LANKA | Ratification | 07/01/2003 | 07/01/2004 |
| St Helena | Extension | | 17/01/1959 |
| St Kitts Nevis Anguilla | Extension | | 17/01/1959 |
| St Lucia | Extension | | 17/01/1959 |
| St Vincent | Extension | | 17/01/1959 |
| ST VINCENT AND THE GRENADINES | Ratification | 21/10/1998 | 31/05/1998 |
| SUDAN | Ratification | 22/10/1970 | |
| Surinam | Extension | 18/02/1959 | |
| SURINAME | Succession | 15/06/1976 | |
| Swaziland | Extension | | 17/01/1959 |
| SWAZILAND | Ratification | 28/02/1979 | 28/02/1980 |
| SWEDEN | Ratification | 02/06/1958 | |
| SWITZERLAND | Ratification | 18/07/1958 | |
| SYRIA | Ratification | 23/10/1958 | |
| TAIWAN | Ratification | 31/03/1959 | |
| TAIWAN | Declaration | 11/06/1984 | |
| TAJIKISTAN | Ratification | 23/09/1999 | 23/09/2000 |
| Tanganyika | Extension | 27/05/1960 | |
| TANGANYIKA | Ratification | 30/01/1962 | |
| TANGANYIKA | Ratification | 22/06/1964 | |
| THAILAND | Ratification | 02/12/1969 | |
| The Gambia | Extension | 11/04/1960 | |
| The Gambia | Declaration | 11/04/1960 | |
| TOGO | Ratification | 10/07/1999 | 10/07/2000 |
| Tokelau Islands | Extension | 14/06/1968 | |
| Trinidad | Extension | | 17/01/1959 |
| TRINIDAD AND TOBAGO | Ratification | 24/05/1963 | |
| TUNISIA | Ratification | 12/01/1959 | |
| TURKEY | Ratification | 29/03/1961 | |
| Uganda | Extension | 16/03/1962 | |
| UGANDA | Succession | 04/06/1963 | |
| UNITED KINGDOM | Ratification | 30/12/1957 | |
| UNITED STATES OF AMERICA | Ratification | 25/09/1991 | 25/09/1992 |
| URUGUAY | Ratification | 22/11/1968 | |
| VENEZUELA | Ratification | 16/11/1964 | |
| YEMEN, PEOPLES'S DEMOCRATIC REPUBLIC OF | Ratification | 14/04/1969 | |
| ZAMBIA | Ratification | 22/02/1965 | 22/02/1966 |
| Zanzibar | Extension | | 07/07/1959 |
| ZIMBABWE | Succession | 06/06/1980 | 06/06/1980 |
| ZIMBABWE | Declaration | 06/06/1980 | |