| Country | Action | Action Date | Effective Date |
|---|
| ALBANIA | Accession | 01/06/2000 | 01/09/2000 |
| ALGERIA | Accession | 22/01/2007 | 22/04/2007 |
| ALGERIA | Reservation | 22/01/2007 | |
| ARGENTINA | Signature | 26/10/1961 | |
| ARGENTINA | Ratification | 02/12/1991 | 02/03/1992 |
| ARMENIA | Accession | 31/10/2002 | 31/01/2003 |
| AUSTRALIA | Accession | 30/06/1992 | 30/09/1992 |
| AUSTRALIA | Declaration | 30/06/1992 | |
| AUSTRIA | Signature | 26/10/1961 | |
| AUSTRIA | Ratification | 09/03/1973 | 09/06/1973 |
| AUSTRIA | Declaration | 09/03/1973 | |
| AZERBAIJAN | Accession | 08/07/2005 | 08/10/2005 |
| BAHRAIN | Accession | 18/10/2005 | 18/01/2006 |
| BARBADOS | Accession | 18/06/1983 | 18/09/1983 |
| BELARUS | Accession | 27/02/2003 | 27/05/2003 |
| BELGIUM | Signature | 26/10/1961 | |
| BELGIUM | Ratification | 02/07/1999 | 02/10/1999 |
| BELGIUM | Declaration | 02/07/1999 | |
| Bermuda | Extension | 10/03/1970 | |
| BOLIVIA | Accession | 24/08/1993 | 24/11/1993 |
| BOSNIA AND HERZEGOVINA | Succession | 12/01/1994 | |
| BOSNIA AND HERZEGOVINA | Ratification | 19/02/2009 | 19/05/2009 |
| BRAZIL | Signature | 26/10/1961 | |
| BRAZIL | Ratification | 29/06/1965 | |
| BULGARIA | Accession | 31/05/1995 | 31/08/1995 |
| BULGARIA | Declaration | 31/05/1995 | |
| BURKINA FASO | Accession | 14/10/1987 | 14/01/1988 |
| CAMBODIA | Signature | 26/10/1961 | |
| CANADA | Accession | 04/03/1998 | 04/06/1998 |
| CANADA | Declaration | 04/03/1998 | |
| CAPE VERDE | Accession | 03/04/1997 | 03/07/1997 |
| CHILE | Signature | 26/10/1961 | |
| CHILE | Ratification | 05/06/1974 | 05/09/1974 |
| COLOMBIA | Accession | 17/06/1976 | 17/09/1976 |
| CONGO | Accession | 29/06/1962 | |
| CONGO | Declaration | 29/06/1962 | |
| COSTA RICA | Accession | 09/06/1971 | |
| COSTA RICA | Declaration | 13/08/2009 | 13/02/2010 |
| CROATIA | Accession | 20/01/2000 | 20/04/2000 |
| CROATIA | Declaration | 20/01/2000 | |
| CZECH REPUBLIC | Succession | 30/09/1993 | 01/01/1993 |
| CZECHOSLOVAKIA | Accession | 13/05/1964 | |
| CZECHOSLOVAKIA | Reservation | 13/05/1964 | |
| DENMARK | Signature | 26/10/1961 | |
| DENMARK | Ratification | 23/06/1965 | |
| DENMARK | Declaration | 23/06/1965 | |
| DENMARK | Declaration | 16/01/2003 | |
| DOMINICA, COMMONWEALTH OF | Accession | 09/08/1999 | 09/11/1999 |
| DOMINICAN REPUBLIC | Accession | 27/10/1986 | 27/01/1987 |
| ECUADOR | Signature | 26/06/1962 | |
| ECUADOR | Ratification | 19/12/1963 | |
| EL SALVADOR | Accession | 29/03/1979 | 29/06/1979 |
| ESTONIA | Accession | 28/01/2000 | 28/04/2000 |
| ESTONIA | Declaration | 28/01/2000 | |
| ESTONIA | Declaration | 09/04/2003 | 01/01/1900 |
| FIJI | Accession | 11/01/1972 | |
| FIJI | Declaration | 11/01/1972 | |
| FINLAND | Signature | 18/05/1964 | |
| FINLAND | Ratification | 21/07/1983 | 21/10/1983 |
| FINLAND | Reservation | 21/07/1983 | 21/10/1983 |
| FINLAND | Withdrawal Res. | 10/02/1994 | |
| FRANCE | Signature | 18/05/1964 | |
| FRANCE | Ratification | 03/04/1987 | 03/07/1987 |
| FRANCE | Reservation | 03/04/1987 | 03/07/1987 |
| GEORGIA | Accession | 14/05/2004 | 14/08/2004 |
| GERMANY FEDERAL REPUBLIC | Signature | 26/10/1961 | |
| GERMANY FEDERAL REPUBLIC | Ratification | 27/07/1966 | |
| GERMANY FEDERAL REPUBLIC | Reservation | 27/07/1966 | |
| Gibraltar | Extension | 20/12/1966 | |
| GREECE | Accession | 06/10/1992 | 06/01/1993 |
| GUATEMALA | Accession | 14/10/1976 | 14/01/1977 |
| Guernsey, Bailiwick of | Extension | 30/09/2020 | |
| HONDURAS | Accession | 16/11/1989 | 16/02/1990 |
| HUNGARY | Accession | 10/11/1994 | 10/02/1995 |
| ICELAND | Signature | 26/10/1961 | |
| ICELAND | Ratification | 15/03/1994 | 15/06/1994 |
| ICELAND | Declaration | 15/03/1994 | |
| INDIA | Signature | 26/10/1961 | |
| IRELAND, REPUBLIC OF | Signature | 30/06/1962 | |
| IRELAND, REPUBLIC OF | Ratification | 19/06/1979 | 19/09/1979 |
| IRELAND, REPUBLIC OF | Reservation | 19/06/1979 | |
| Isle of Man | Extension | 28/04/1999 | 28/07/1999 |
| ISRAEL | Signature | 07/02/1962 | |
| ISRAEL | Accession | 30/09/2002 | |
| ISRAEL | Declaration | 30/09/2002 | |
| ITALY | Signature | 26/10/1961 | |
| ITALY | Ratification | 08/01/1975 | 08/04/1975 |
| ITALY | Reservation | 08/01/1975 | |
| JAMAICA | Accession | 27/10/1993 | 27/01/1994 |
| JAPAN | Accession | 26/07/1989 | |
| JAPAN | Declaration | 26/07/1989 | |
| Jersey, Bailiwick of | Extension | 30/09/2020 | |
| KAZAKHSTAN | Accession | 30/03/2012 | 30/06/2012 |
| KOREA REPUBLIC OF | Accession | 18/12/2008 | 18/03/2009 |
| KOREA REPUBLIC OF | Declaration | 18/12/2008 | 18/03/2009 |
| KYRGYZSTAN | Accession | 13/05/2003 | 13/08/2003 |
| LATVIA | Accession | 20/05/1999 | 20/08/1999 |
| LATVIA | Declaration | 20/05/1999 | |
| LEBANON | Signature | 26/06/1962 | |
| LEBANON | Ratification | 12/05/1997 | 12/08/1997 |
| LESOTHO | Accession | 26/10/1989 | 26/01/1990 |
| LESOTHO | Reservation | 26/10/1989 | |
| LIBERIA | Accession | 16/09/2005 | 16/12/2005 |
| LIECHTENSTEIN | Accession | 12/07/1999 | 12/10/1999 |
| LIECHTENSTEIN | Reservation | 12/07/1999 | |
| LUXEMBOURG | Accession | 25/11/1975 | 25/02/1976 |
| LUXEMBOURG | Declaration | 25/11/1975 | |
| MACEDONIA THE FYR OF | Accession | 02/12/1997 | 02/03/1998 |
| MACEDONIA THE FYR OF | Declaration | 02/12/1997 | |
| MEXICO | Signature | 26/10/1961 | |
| MEXICO | Ratification | 17/02/1964 | |
| MOLDOVA REPUBLIC OF | Accession | 05/09/1995 | 05/12/1995 |
| MOLDOVA REPUBLIC OF | Reservation | 05/09/1995 | |
| MOLDOVA REPUBLIC OF | Declaration | 05/09/1995 | |
| MONACO | Signature | 22/06/1962 | |
| MONACO | Ratification | 06/09/1985 | 06/12/1985 |
| MONACO | Declaration | 06/09/1985 | |
| MONTENEGRO | Succession | 23/10/2006 | 03/06/2006 |
| NETHERLANDS THE | Accession | 07/07/1993 | 07/10/1993 |
| NETHERLANDS THE | Reservation | 07/07/1993 | |
| NICARAGUA | Accession | 10/05/2000 | 10/05/2000 |
| NIGER | Accession | 05/04/1963 | |
| NIGERIA | Accession | 29/07/1993 | 29/10/1993 |
| NIGERIA | Declaration | 29/07/1993 | |
| NORWAY | Accession | 10/04/1978 | 10/07/1978 |
| NORWAY | Reservation | 10/04/1978 | |
| NORWAY | Declaration | 10/04/1978 | |
| NORWAY | Withdrawal Res. | 15/07/2002 | |
| PANAMA | Accession | 02/06/1983 | 02/09/1983 |
| PARAGUAY | Signature | 30/06/1962 | |
| PARAGUAY | Ratification | 26/11/1969 | 26/02/1970 |
| PERU | Accession | 07/05/1985 | 07/08/1985 |
| PHILIPPINES | Accession | 25/06/1984 | 25/09/1984 |
| POLAND | Accession | 13/03/1997 | 13/06/1997 |
| POLAND | Reservation | 13/03/1997 | |
| PORTUGAL | Accession | 17/04/2002 | 17/07/2002 |
| RUSSIAN FEDERATION | Accession | 26/02/2003 | |
| SAINT LUCIA | Accession | 11/05/1996 | |
| SAINT LUCIA | Declaration | 11/05/1996 | 17/08/1996 |
| SERBIA | Declaration | 19/06/2006 | |
| SERBIA AND MONTENEGRO | Ratification | 10/03/2003 | 10/06/2003 |
| SLOVAK REPUBLIC | Succession | 31/03/1993 | 01/01/1993 |
| SLOVAK REPUBLIC | Succession | 28/05/1993 | |
| SLOVENIA | Accession | 09/07/1996 | 09/10/1996 |
| SLOVENIA | Reservation | 09/07/1996 | |
| SPAIN | Signature | 26/10/1961 | |
| SPAIN | Ratification | 14/08/1991 | 14/11/1991 |
| SPAIN | Declaration | 14/08/1991 | |
| SWEDEN | Signature | 26/10/1961 | |
| SWEDEN | Ratification | 13/07/1962 | |
| SWEDEN | Notification | 13/07/1962 | |
| SWEDEN | Notification | 27/06/1986 | 01/07/1986 |
| SWEDEN | Withdrawal Res. | 01/12/1995 | |
| SWITZERLAND | Accession | 24/06/1993 | 24/09/1993 |
| SWITZERLAND | Reservation | 24/06/1993 | |
| SYRIA | Accession | 13/02/2006 | 13/05/2006 |
| TAJIKISTAN | Accession | 19/02/2008 | 19/05/2008 |
| TOGO | Accession | 10/03/2003 | 10/06/2003 |
| TURKEY | Accession | 08/01/2004 | 08/04/2004 |
| UKRAINE | Accession | 12/03/2002 | 12/02/2002 |
| UNITED ARAB EMIRATES | Accession | 14/10/2004 | 14/01/2005 |
| UNITED KINGDOM | Signature | 26/10/1961 | |
| UNITED KINGDOM | Ratification | 30/10/1963 | |
| UNITED KINGDOM | Declaration | 30/10/1963 | |
| UNITED KINGDOM | Declaration | 20/12/1966 | |
| UNITED KINGDOM | Declaration | 10/03/1970 | |
| URUGUAY | Accession | 04/04/1977 | 04/07/1977 |
| VATICAN CITY | Signature | 26/10/1961 | |
| VENEZUELA | Accession | 30/10/1995 | 30/01/1996 |
| YUGOSLAVIA | Signature | 26/10/1961 | |
| YUGOSLAVIA, FEDERAL REPUBLIC OF | Succession | 12/03/2001 | 27/04/1992 |
| YUGOSLAVIA, FEDERAL REPUBLIC OF | Ratification | 10/03/2003 | 10/06/2003 |