| Country | Action | Action Date | Effective Date |
|---|
| AFGHANISTAN | Accession | 22/03/1956 | |
| ALBANIA | Accession | 12/05/1955 | |
| ALBANIA | Reservation | 12/05/1955 | |
| ALBANIA | Withdrawal Res. | 19/07/1999 | |
| ALGERIA | Accession | 31/10/1963 | |
| ALGERIA | Reservation | 31/10/1963 | |
| ANDORRA | Accession | 22/09/2006 | 21/12/2006 |
| ANTIGUA AND BARBUDA | Succession | 25/10/1988 | 01/11/1981 |
| ARGENTINA | Accession | 05/06/1965 | |
| ARGENTINA | Reservation | 05/06/1965 | |
| ARGENTINA | Objection | 03/10/1983 | |
| ARMENIA | Accession | 23/06/1993 | 19/09/1993 |
| AUSTRALIA | Signature | 11/12/1948 | |
| AUSTRALIA | Ratification | 08/07/1949 | |
| AUSTRALIA | Objection | 08/07/1949 | |
| AUSTRALIA | Objection | 15/11/1950 | |
| AUSTRALIA | Objection | 19/01/1951 | |
| AUSTRIA | Accession | 19/03/1958 | |
| AZERBAIJAN | Accession | 16/08/1996 | 14/11/1996 |
| Bahamas | Extension | 30/01/1970 | |
| BAHAMAS | Succession | 05/08/1975 | |
| BAHRAIN | Accession | 27/03/1990 | 25/06/1990 |
| BAHRAIN | Reservation | 27/03/1990 | |
| BANGLADESH | Accession | 05/10/1998 | 03/01/1999 |
| BANGLADESH | Declaration | 05/10/1998 | |
| BARBADOS | Accession | 14/01/1980 | 13/04/1980 |
| Belgian Congo | Extension | 13/03/1952 | |
| BELGIUM | Signature | 12/12/1949 | |
| BELGIUM | Ratification | 05/09/1951 | |
| BELGIUM | Objection | 05/09/1951 | |
| BELIZE | Accession | 10/03/1998 | 08/06/1998 |
| Bermuda | Extension | 30/01/1970 | |
| BOLIVIA | Signature | 11/12/1948 | |
| BOLIVIA | Ratification | 14/06/2005 | 12/09/2005 |
| BOSNIA AND HERZEGOVINA | Succession | 29/12/1992 | 06/03/1992 |
| BOSNIA AND HERZEGOVINA | Objection | 27/12/2001 | |
| BRAZIL | Signature | 11/12/1948 | |
| BRAZIL | Ratification | 15/04/1952 | |
| BRAZIL | Objection | 15/04/1952 | |
| British Virgin Islands | Extension | 30/01/1970 | |
| BULGARIA | Accession | 21/07/1950 | |
| BULGARIA | Declaration | 21/07/1950 | |
| BULGARIA | Withdrawal Dec. | 24/06/1992 | |
| BURMA | Signature | 30/12/1949 | |
| BURMA | Ratification | 14/03/1956 | |
| BURUNDI | Accession | 06/01/1997 | 06/04/1997 |
| BYELORUSSIA S S R | Signature | 16/12/1949 | |
| BYELORUSSIA S S R | Ratification | 11/08/1954 | |
| BYELORUSSIA S S R | Reservation | 11/08/1954 | |
| BYELORUSSIA S S R | Withdrawal Res. | 19/04/1989 | |
| CAMBODIA | Accession | 14/10/1950 | |
| CANADA | Signature | 28/11/1949 | |
| CANADA | Ratification | 03/09/1952 | |
| CANADA | Communication | 14/05/2014 | |
| CAPE VERDE | Accession | 10/10/2011 | 08/01/2012 |
| CEYLON | Accession | 02/10/1950 | |
| CEYLON | Objection | 06/02/1951 | |
| Channel Islands | Extension | 30/01/1970 | |
| CHILE | Signature | 11/12/1948 | |
| CHILE | Ratification | 03/06/1953 | |
| CHINA | Ratification | 18/04/1983 | 17/07/1983 |
| CHINA | Declaration | 18/04/1983 | |
| CHINA | Reservation | 18/04/1983 | |
| CHINA | Communication | 17/12/1999 | |
| CHINA | Declaration | 17/12/1999 | |
| COLOMBIA | Signature | 12/08/1949 | |
| COLOMBIA | Ratification | 27/10/1959 | |
| COMOROS | Accession | 27/09/2004 | 26/12/2004 |
| COSTA RICA | Accession | 14/10/1950 | |
| CROATIA | Succession | 12/10/1992 | 08/10/1991 |
| CROATIA | Objection | 18/05/2001 | |
| CUBA | Signature | 28/12/1949 | |
| CUBA | Ratification | 04/03/1953 | |
| CUBA | Declaration | 04/03/1953 | |
| CUBA | Withdrawal Dec. | 29/01/1982 | |
| CYPRUS | Accession | 29/03/1982 | 27/06/1982 |
| CYPRUS | Communication | 18/05/1998 | |
| CZECH REPUBLIC | Succession | 22/02/1993 | 01/01/1993 |
| CZECH REPUBLIC | Declaration | 22/02/1993 | |
| CZECHOSLOVAKIA | Signature | 28/12/1949 | |
| CZECHOSLOVAKIA | Ratification | 21/12/1950 | |
| CZECHOSLOVAKIA | Reservation | 21/12/1950 | |
| CZECHOSLOVAKIA | Withdrawal Res. | 26/04/1991 | |
| DENMARK | Signature | 28/09/1949 | |
| DENMARK | Ratification | 15/06/1951 | |
| DENMARK | Objection | 27/12/1989 | |
| Dominica | Extension | 30/01/1970 | |
| DOMINICAN REPUBLIC | Signature | 11/12/1948 | |
| ECUADOR | Signature | 11/12/1948 | |
| ECUADOR | Ratification | 21/12/1949 | |
| ECUADOR | Objection | 31/03/1950 | |
| ECUADOR | Objection | 21/08/1950 | |
| ECUADOR | Objection | 09/01/1951 | |
| EGYPT | Signature | 12/12/1948 | |
| EGYPT | Ratification | 08/02/1952 | |
| EL SALVADOR | Signature | 27/04/1949 | |
| EL SALVADOR | Ratification | 28/09/1950 | |
| ESTONIA | Accession | 21/10/1991 | 19/01/1992 |
| ESTONIA | Objection | 21/10/1991 | |
| ETHIOPIA | Signature | 11/12/1948 | |
| ETHIOPIA | Ratification | 01/07/1949 | |
| Falkland Island Dependencies | Extension | 30/01/1970 | |
| Falkland Islands | Extension | 30/01/1970 | |
| Fiji | Extension | 30/01/1970 | |
| FIJI | Succession | 11/01/1973 | |
| FINLAND | Accession | 18/12/1959 | |
| FINLAND | Declaration | 18/12/1959 | |
| FINLAND | Objection | 22/12/1989 | |
| FINLAND | Withdrawal Res. | 05/01/1998 | |
| FRANCE | Signature | 11/12/1948 | |
| FRANCE | Ratification | 14/10/1950 | |
| FRANCE | Statement | 17/06/1974 | |
| FRANCE | Statement | 08/07/1975 | |
| GABON | Accession | 21/01/1983 | 21/04/1983 |
| GAMBIA THE | Accession | 29/12/1978 | 29/03/1979 |
| GEORGIA | Accession | 11/10/1993 | 09/01/1994 |
| GERMAN DEMOCRATIC REPUBLIC | Accession | 27/03/1973 | 25/06/1973 |
| GERMAN DEMOCRATIC REPUBLIC | Reservation | 27/03/1973 | |
| GERMAN DEMOCRATIC REPUBLIC | Objection | 27/12/1973 | |
| GERMANY FEDERAL REPUBLIC | Accession | 24/11/1954 | |
| GERMANY FEDERAL REPUBLIC | Declaration | 24/11/1954 | |
| GERMANY FEDERAL REPUBLIC | Communication | 15/07/1974 | |
| GERMANY FEDERAL REPUBLIC | Communication | 19/09/1975 | |
| GERMANY FEDERAL REPUBLIC | Declaration | 11/01/1990 | |
| GHANA | Accession | 24/12/1958 | |
| Gibraltar | Extension | 30/01/1970 | |
| GREECE | Signature | 29/12/1949 | |
| GREECE | Ratification | 08/12/1954 | |
| GREECE | Objection | 08/12/1954 | |
| GREECE | Objection | 26/01/1990 | |
| Grenada | Extension | 30/01/1970 | |
| GUINEA | Accession | 07/09/2000 | 06/12/2000 |
| GUINEA BISSAU | Accession | 24/09/2013 | |
| HAITI | Signature | 11/12/1948 | |
| HAITI | Ratification | 14/10/1950 | |
| HONDURAS | Signature | 22/04/1949 | |
| HONDURAS | Ratification | 05/03/1952 | |
| Hong Kong | Extension | 30/01/1970 | |
| Hong Kong | Notification | 10/06/1997 | 01/07/1997 |
| HONG KONG SAR | Application | 06/06/1997 | 01/07/1997 |
| HUNGARY | Accession | 07/01/1952 | |
| HUNGARY | Reservation | 07/01/1952 | |
| HUNGARY | Withdrawal Res. | 08/12/1989 | |
| ICELAND | Signature | 14/05/1949 | |
| ICELAND | Ratification | 29/08/1949 | |
| INDIA | Signature | 29/11/1949 | |
| INDIA | Ratification | 27/08/1959 | |
| INDIA | Declaration | 27/08/1959 | |
| IRAN | Signature | 08/12/1949 | |
| IRAN | Ratification | 14/08/1956 | |
| IRAQ | Accession | 20/01/1959 | |
| IRELAND, REPUBLIC OF | Accession | 22/06/1976 | 20/09/1976 |
| IRELAND, REPUBLIC OF | Objection | 22/12/1989 | |
| Isle of Man | Extension | 30/01/1970 | |
| ISRAEL | Signature | 17/08/1949 | |
| ISRAEL | Ratification | 09/03/1950 | |
| ISRAEL | Objection | 25/06/1990 | |
| ITALY | Accession | 04/06/1952 | |
| ITALY | Objection | 29/12/1989 | |
| IVORY COAST | Accession | 18/12/1995 | 17/03/1996 |
| JAMAICA | Accession | 23/09/1968 | |
| JORDAN | Accession | 03/04/1950 | |
| KAZAKHSTAN | Accession | 26/08/1998 | 24/11/1998 |
| KOREA DEMOCRATIC PEOPLE'S REPUBLIC OF | Accession | 31/01/1989 | 01/05/1989 |
| KOREA REPUBLIC OF | Accession | 14/10/1950 | |
| KUWAIT | Accession | 07/03/1995 | 05/06/1995 |
| KYRGYZSTAN | Accession | 05/09/1997 | 04/12/1997 |
| Land Berlin | Extension | 24/11/1954 | |
| LAOS | Accession | 08/12/1950 | |
| LATVIA | Accession | 14/04/1992 | 13/07/1992 |
| LEBANON | Signature | 30/12/1949 | |
| LEBANON | Ratification | 17/12/1953 | |
| LESOTHO | Accession | 29/11/1974 | |
| LIBERIA | Signature | 11/12/1948 | |
| LIBERIA | Ratification | 09/06/1950 | |
| LIBYA | Accession | 16/05/1989 | 14/08/1989 |
| LIECHTENSTEIN | Accession | 24/03/1994 | 22/06/1994 |
| LITHUANIA | Accession | 01/02/1996 | 01/05/1996 |
| LUXEMBOURG | Accession | 07/10/1981 | 05/01/1982 |
| Macao | Extension | 16/09/1999 | |
| MACEDONIA THE FYR OF | Succession | 18/01/1994 | 17/09/1991 |
| MALAYSIA | Accession | 20/12/1994 | 20/03/1995 |
| MALAYSIA | Reservation | 20/12/1994 | |
| MALAYSIA | Understanding | 20/12/1994 | |
| MALDIVES | Accession | 24/04/1984 | 23/07/1984 |
| MALI | Accession | 16/07/1974 | 14/10/1974 |
| MALTA | Accession | 06/06/2014 | 04/09/2014 |
| MEXICO | Signature | 14/12/1948 | |
| MEXICO | Ratification | 22/07/1952 | |
| MEXICO | Objection | 04/06/1990 | |
| MOLDOVA REPUBLIC OF | Accession | 26/01/1993 | |
| MONACO | Accession | 30/03/1950 | |
| MONGOLIA | Accession | 05/01/1967 | |
| MONGOLIA | Reservation | 05/01/1967 | |
| MONGOLIA | Withdrawal Res. | 19/07/1990 | |
| MOROCCO | Accession | 24/01/1958 | |
| MOROCCO | Reservation | 24/01/1958 | |
| NAMIBIA | Accession | 28/11/1994 | |
| NEPAL | Accession | 17/01/1969 | |
| NETHERLANDS THE | Accession | 20/06/1966 | |
| NETHERLANDS THE | Objection | 20/06/1966 | |
| NETHERLANDS THE | Objection | 27/12/1989 | |
| NETHERLANDS THE | Objection | 23/02/1996 | |
| NEW ZEALAND | Signature | 25/11/1949 | |
| NEW ZEALAND | Ratification | 28/12/1978 | 28/03/1979 |
| NICARAGUA | Accession | 29/01/1952 | |
| NIGERIA | Accession | 27/07/2009 | 25/10/2009 |
| NORWAY | Signature | 11/12/1948 | |
| NORWAY | Ratification | 22/07/1949 | |
| NORWAY | Objection | 10/04/1952 | |
| NORWAY | Objection | 22/12/1989 | |
| NORWAY | Objection | 14/10/1996 | |
| PAKISTAN | Signature | 11/12/1948 | |
| PAKISTAN | Ratification | 12/10/1957 | |
| PALESTINE (INCL. PLO) | Accession | 02/04/2014 | 01/07/2014 |
| PALESTINE (INCL. PLO) | Communication | 06/06/2014 | |
| PALESTINE (INCL. PLO) | Communication | 06/06/2014 | |
| PALESTINE (INCL. PLO) | Communication | 06/06/2014 | |
| PANAMA | Signature | 11/12/1948 | |
| PANAMA | Ratification | 11/01/1950 | |
| PAPUA NEW GUINEA | Accession | 27/01/1982 | 27/04/1982 |
| PARAGUAY | Signature | 11/12/1948 | |
| PARAGUAY | Ratification | 03/10/2001 | 01/01/2002 |
| PERU | Signature | 11/12/1948 | |
| PERU | Ratification | 24/02/1960 | |
| PHILIPPINES | Signature | 11/12/1948 | |
| PHILIPPINES | Ratification | 07/07/1950 | |
| PHILIPPINES | Reservation | 07/07/1950 | |
| Pitcairn Islands | Extension | 30/01/1970 | |
| POLAND | Accession | 14/11/1950 | |
| POLAND | Reservation | 14/11/1950 | |
| PORTUGAL | Accession | 09/02/1999 | 10/05/1999 |
| PORTUGAL | Declaration | 09/02/1999 | |
| ROMANIA | Accession | 02/11/1950 | |
| ROMANIA | Reservation | 02/11/1950 | |
| ROMANIA | Withdrawal Res. | 02/04/1997 | |
| Ruanda Urundi | Extension | 13/03/1952 | |
| RWANDA | Accession | 16/04/1975 | 15/07/1975 |
| RWANDA | Declaration | 16/04/1975 | |
| SAN MARINO | Accession | 08/11/2013 | 06/02/2014 |
| SAUDI ARABIA | Accession | 13/07/1950 | |
| SENEGAL | Accession | 04/08/1983 | 02/11/1983 |
| Seychelles | Extension | 30/01/1970 | |
| SEYCHELLES | Accession | 05/05/1992 | 03/08/1992 |
| SINGAPORE | Accession | 18/08/1995 | 16/11/1995 |
| SINGAPORE | Reservation | 18/08/1995 | |
| SLOVAK REPUBLIC | Succession | 28/05/1993 | 01/01/1993 |
| SLOVENIA | Succession | 06/07/1992 | 25/06/1991 |
| SOUTH AFRICA | Accession | 10/12/1998 | 10/03/1999 |
| SOVIET UNION | Signature | 16/12/1949 | |
| SOVIET UNION | Ratification | 03/05/1954 | |
| SOVIET UNION | Reservation | 03/05/1954 | |
| SOVIET UNION | Objection | 12/09/1974 | |
| SOVIET UNION | Statement | 08/12/1975 | |
| SOVIET UNION | Withdrawal Res. | 08/03/1989 | |
| SPAIN | Accession | 13/09/1968 | |
| SPAIN | Reservation | 13/09/1968 | |
| SPAIN | Objection | 29/12/1989 | |
| SPAIN | Withdrawal Res. | 24/09/2009 | 24/09/2009 |
| St Helena And Dependencies | Extension | 30/01/1970 | |
| St Lucia | Extension | 30/01/1970 | |
| St Vincent | Extension | 30/01/1970 | |
| ST VINCENT AND THE GRENADINES | Accession | 09/11/1981 | 07/02/1982 |
| SUDAN | Accession | 13/10/2003 | 11/01/2003 |
| SWEDEN | Signature | 30/12/1949 | |
| SWEDEN | Ratification | 27/05/1952 | |
| SWEDEN | Objection | 22/12/1989 | |
| SWEDEN | Objection | 14/03/2002 | |
| SWITZERLAND | Accession | 07/09/2000 | 06/12/2000 |
| SYRIA | Accession | 25/06/1955 | |
| TAIWAN | Signature | 20/07/1949 | |
| TAIWAN | Ratification | 19/07/1951 | |
| TANZANIA | Accession | 05/04/1984 | 04/07/1984 |
| TOGO | Accession | 24/05/1984 | 22/08/1984 |
| Tonga | Extension | 02/06/1970 | |
| TONGA | Accession | 16/02/1972 | 16/05/1972 |
| TRINIDAD AND TOBAGO | Accession | 13/12/2002 | 13/03/2003 |
| TUNISIA | Accession | 29/11/1956 | |
| TURKEY | Accession | 31/07/1950 | |
| Turks And Caicos Islands | Extension | 30/01/1970 | |
| UGANDA | Accession | 14/11/1995 | 12/02/1996 |
| UKRAINE S S R | Signature | 16/12/1949 | |
| UKRAINE S S R | Ratification | 15/11/1954 | |
| UKRAINE S S R | Reservation | 15/11/1954 | |
| UKRAINE S S R | Statement | 19/09/1974 | |
| UKRAINE S S R | Withdrawal Res. | 20/04/1989 | |
| UNITED ARAB EMIRATES | Accession | 11/11/2005 | 09/02/2006 |
| UNITED ARAB EMIRATES | Reservation | 11/11/2005 | |
| UNITED KINGDOM | Accession | 30/01/1970 | |
| UNITED KINGDOM | Declaration | 30/01/1970 | |
| UNITED KINGDOM | Statement | 17/06/1974 | |
| UNITED KINGDOM | Statement | 08/07/1975 | |
| UNITED KINGDOM | Objection | 21/11/1975 | |
| UNITED KINGDOM | Objection | 26/08/1983 | |
| UNITED KINGDOM | Declaration | 28/02/1985 | |
| UNITED KINGDOM | Objection | 30/12/1987 | |
| UNITED KINGDOM | Objection | 22/12/1989 | |
| UNITED KINGDOM | Objection | 20/03/1996 | |
| UNITED STATES OF AMERICA | Signature | 11/12/1948 | |
| UNITED STATES OF AMERICA | Statement | 17/06/1974 | |
| UNITED STATES OF AMERICA | Statement | 08/07/1975 | |
| UNITED STATES OF AMERICA | Ratification | 25/11/1988 | 23/02/1989 |
| UNITED STATES OF AMERICA | Reservation | 25/11/1988 | |
| UNITED STATES OF AMERICA | Understanding | 25/11/1988 | |
| UNITED STATES OF AMERICA | Communication | 13/05/2014 | |
| UPPER VOLTA | Accession | 14/09/1965 | |
| URUGUAY | Signature | 11/12/1948 | |
| URUGUAY | Ratification | 11/07/1967 | |
| UZBEKISTAN | Accession | 09/09/1999 | 01/12/1999 |
| VENEZUELA | Accession | 12/07/1960 | |
| VENEZUELA | Declaration | 12/07/1960 | |
| VENEZUELA | Reservation | 12/07/1960 | |
| VIETNAM | Accession | 09/06/1981 | 07/09/1981 |
| VIETNAM | Declaration | 09/06/1981 | |
| VIETNAM, REPUBLIC OF | Accession | 11/08/1950 | |
| YEMEN ARAB REPUBLIC | Accession | 06/04/1989 | 05/07/1989 |
| YEMEN, PEOPLES'S DEMOCRATIC REPUBLIC OF | Accession | 09/02/1987 | 10/05/1987 |
| YEMEN, PEOPLES'S DEMOCRATIC REPUBLIC OF | Declaration | 09/02/1987 | |
| YUGOSLAVIA | Signature | 11/12/1948 | |
| YUGOSLAVIA | Ratification | 29/08/1950 | |
| YUGOSLAVIA | Objection | 15/06/1993 | |
| YUGOSLAVIA, FEDERAL REPUBLIC OF | Accession | 12/03/2001 | 10/06/2001 |
| YUGOSLAVIA, FEDERAL REPUBLIC OF | Reservation | 12/03/2001 | |
| ZAIRE | Succession | 31/05/1962 | |
| ZIMBABWE | Accession | 13/05/1991 | 11/08/1991 |