Contracting Party |
Signature |
Instrument |
In Force |
Albania |
|
Accession: December 2, 1993 |
March 6, 1994 |
Algeria |
|
Accession: January 19, 1998 |
April 19, 1998 |
Andorra |
|
Accession: March 2, 2004 |
June 2, 2004 |
Antigua and Barbuda |
|
Accession: December 17, 1999 |
March 17, 2000 |
Argentina |
|
Accession: May 5, 1967 |
June 10, 1967 |
Armenia |
|
Accession: July 19, 2000 |
October 19, 2000 |
Australia |
|
Declaration of Continued Application: April 14, 1928 |
April 14, 1928 |
Austria |
|
Accession: September 11, 1920 |
October 1, 1920 |
Azerbaijan |
|
Accession: March 4, 1999 |
June 4, 1999 |
Bahamas |
|
Declaration of Continued Application: July 5, 1976 |
July 10, 1973 |
Bahrain |
|
Accession: November 29, 1996 |
March 2, 1997 |
Bangladesh |
|
Accession: February 4, 1999 |
May 4, 1999 |
Barbados |
|
Accession: March 16, 1983 |
July 30, 1983 |
Belarus |
|
Accession: September 12, 1997 |
December 12, 1997 |
Belgium |
September 9, 1886 |
Ratification: September 5, 1887 |
December 5, 1887 |
Belize |
|
Accession: March 17, 2000 |
June 17, 2000 |
Benin |
|
Declaration of Continued Application: January 3, 1961 |
January 3, 1961 |
Bhutan |
|
Accession: August 25, 2004 |
November 25, 2004 |
Bolivia (Plurinational State of) |
|
Accession: August 4, 1993 |
November 4, 1993 |
Bosnia and Herzegovina |
|
Declaration of Continued Application: June 2, 1993 |
March 1, 1992 |
Botswana |
|
Accession: January 15, 1998 |
April 15, 1998 |
Brazil |
|
Accession: February 6, 1922 |
February 9, 1922 |
Brunei Darussalam |
|
Accession: May 30, 2006 |
August 30, 2006 |
Bulgaria |
|
Accession: December 5, 1921 |
December 5, 1921 |
Burkina Faso |
|
Accession: April 26, 1963 |
August 19, 1963 |
Cameroon |
|
Declaration of Continued Application: September 21, 1964 |
September 21, 1964 |
Canada |
|
Declaration of Continued Application: April 10, 1928 |
April 10, 1928 |
Cape Verde |
|
Accession: April 7, 1997 |
July 7, 1997 |
Central African Republic |
|
Accession: May 31, 1977 |
September 3, 1977 |
Chad |
|
Accession: August 4, 1971 |
November 25, 1971 |
Chile |
|
Accession: April 9, 1970 |
June 5, 1970 |
China |
|
Accession: July 10, 1992 |
October 15, 1992 |
Colombia |
|
Accession: December 4, 1987 |
March 7, 1988 |
Comoros |
|
Accession: January 17, 2005 |
April 17, 2005 |
Congo |
|
Declaration of Continued Application: May 8, 1962 |
May 8, 1962 |
Costa Rica |
|
Accession: March 3, 1978 |
June 10, 1978 |
Côte d'Ivoire |
|
Accession: July 8, 1961 |
January 1, 1962 |
Croatia |
|
Declaration / Notification of Succession: July 28, 1992 |
October 8, 1991 |
Cuba |
|
Accession: November 20, 1996 |
February 20, 1997 |
Cyprus |
|
Declaration of Continued Application: February 24, 1964 |
February 24, 1964 |
Czech Republic |
|
Declaration of Continued Application: December 18, 1992 |
January 1, 1993 |
Democratic People's Republic of Korea |
|
Accession: January 28, 2003 |
April 28, 2003 |
Democratic Republic of the Congo |
|
Declaration of Continued Application: October 8, 1963 |
October 8, 1963 |
Denmark |
|
Accession: June 13, 1903 |
July 1, 1903 |
Djibouti |
|
Accession: February 13, 2002 |
May 13, 2002 |
Dominica |
|
Accession: May 7, 1999 |
August 7, 1999 |
Dominican Republic |
|
Accession: September 24, 1997 |
December 24, 1997 |
Ecuador |
|
Accession: July 8, 1991 |
October 9, 1991 |
Egypt |
|
Accession: March 2, 1977 |
June 7, 1977 |
El Salvador |
|
Accession: November 18, 1993 |
February 19, 1994 |
Equatorial Guinea |
|
Accession: March 26, 1997 |
June 26, 1997 |
Estonia |
|
Accession: July 26, 1994 |
October 26, 1994 |
Fiji |
|
Declaration of Continued Application: December 1, 1971 |
December 1, 1971 |
Finland |
|
Accession: March 23, 1928 |
April 1, 1928 |
France |
September 9, 1886 |
Ratification: September 5, 1887 |
December 5, 1887 |
Gabon |
|
Accession: December 19, 1961 |
March 26, 1962 |
Gambia |
|
Accession: December 7, 1992 |
March 7, 1993 |
Georgia |
|
Accession: February 16, 1995 |
May 16, 1995 |
Germany |
September 9, 1886 |
Ratification: September 5, 1887 |
December 5, 1887 |
Ghana |
|
Accession: July 11, 1991 |
October 11, 1991 |
Greece |
|
Accession: November 9, 1920 |
November 9, 1920 |
Grenada |
|
Accession: June 22, 1998 |
September 22, 1998 |
Guatemala |
|
Accession: April 28, 1997 |
July 28, 1997 |
Guinea |
|
Accession: August 13, 1980 |
November 20, 1980 |
Guinea-Bissau |
|
Accession: April 18, 1991 |
July 22, 1991 |
Guyana |
|
Accession: July 25, 1994 |
October 25, 1994 |
Haiti |
|
Accession: October 11, 1995 |
January 11, 1996 |
Holy See |
|
Accession: July 19, 1935 |
September 12, 1935 |
Honduras |
|
Accession: October 24, 1989 |
January 25, 1990 |
Hungary |
|
Accession: February 14, 1922 |
February 14, 1922 |
Iceland |
|
Accession: June 30, 1947 |
September 7, 1947 |
India |
|
Declaration of Continued Application: April 23, 1928 |
April 1, 1928 |
Indonesia |
|
Accession: June 5, 1997 |
September 5, 1997 |
Ireland |
|
Accession: October 5, 1927 |
October 5, 1927 |
Israel |
|
Accession: December 14, 1949 |
March 24, 1950 |
Italy |
September 9, 1886 |
Ratification: September 5, 1887 |
December 5, 1887 |
Jamaica |
|
Accession: September 28, 1993 |
January 1, 1994 |
Japan |
|
Accession: April 18, 1899 |
July 15, 1899 |
Jordan |
|
Accession: April 28, 1999 |
July 28, 1999 |
Kazakhstan |
|
Accession: January 12, 1999 |
April 12, 1999 |
Kenya |
|
Accession: March 11, 1993 |
June 11, 1993 |
Kyrgyzstan |
|
Accession: April 8, 1999 |
July 8, 1999 |
Lao People's Democratic Republic |
|
Accession: December 14, 2011 |
March 14, 2012 |
Latvia |
|
Accession: May 11, 1995 |
August 11, 1995 |
Lebanon |
|
Accession: February 19, 1946 |
September 30, 1947 |
Lesotho |
|
Accession: June 27, 1989 |
September 28, 1989 |
Liberia |
|
Accession: December 8, 1988 |
March 8, 1989 |
Libya |
|
Accession: June 28, 1976 |
September 28, 1976 |
Liechtenstein |
|
Accession: July 20, 1931 |
July 30, 1931 |
Lithuania |
|
Accession: September 14, 1994 |
December 14, 1994 |
Luxembourg |
|
Accession: June 20, 1888 |
June 20, 1888 |
Madagascar |
|
Declaration of Continued Application: February 11, 1966 |
January 1, 1966 |
Malawi |
|
Accession: July 12, 1991 |
October 12, 1991 |
Malaysia |
|
Accession: June 28, 1990 |
October 1, 1990 |
Mali |
|
Declaration of Continued Application: March 19, 1962 |
March 19, 1962 |
Malta |
|
Declaration of Continued Application: May 29, 1968 |
September 21, 1964 |
Mauritania |
|
Accession: October 16, 1972 |
February 6, 1973 |
Mauritius |
|
Accession: February 9, 1989 |
May 10, 1989 |
Mexico |
|
Accession: May 9, 1967 |
June 11, 1967 |
Micronesia (Federated States of) |
|
Accession: July 7, 2003 |
October 7, 2003 |
Monaco |
|
Accession: May 30, 1889 |
May 30, 1889 |
Mongolia |
|
Accession: December 12, 1997 |
March 12, 1998 |
Montenegro |
|
Declaration of Continued Application: December 4, 2006 |
June 3, 2006 |
Morocco |
|
Accession: June 16, 1917 |
June 16, 1917 |
Namibia |
|
Declaration of Continued Application: September 21, 1993 |
March 21, 1990 |
Nepal |
|
Accession: October 11, 2005 |
January 11, 2006 |
Netherlands |
|
Accession: October 9, 1912 |
November 1, 1912 |
New Zealand |
|
Declaration of Continued Application: April 26, 1928 |
April 24, 1928 |
Nicaragua |
|
Accession: May 23, 2000 |
August 23, 2000 |
Niger |
|
Declaration of Continued Application: May 2, 1962 |
May 2, 1962 |
Nigeria |
|
Accession: June 10, 1993 |
September 14, 1993 |
Norway |
|
Accession: April 13, 1896 |
April 13, 1896 |
Oman |
|
Accession: April 14, 1999 |
July 14, 1999 |
Pakistan |
|
Accession: June 4, 1948 |
July 5, 1948 |
Panama |
|
Accession: March 8, 1996 |
June 8, 1996 |
Paraguay |
|
Accession: September 9, 1991 |
January 2, 1992 |
Peru |
|
Accession: May 20, 1988 |
August 20, 1988 |
Philippines |
|
Accession: June 29, 1950 |
August 1, 1951 |
Poland |
|
Accession: January 28, 1920 |
January 28, 1920 |
Portugal |
|
Accession: March 29, 1911 |
March 29, 1911 |
Qatar |
|
Accession: April 5, 2000 |
July 5, 2000 |
Republic of Korea |
|
Accession: May 21, 1996 |
August 21, 1996 |
Republic of Moldova |
|
Accession: August 1, 1995 |
November 2, 1995 |
Romania |
|
Accession: August 28, 1926 |
January 1, 1927 |
Russian Federation |
|
Accession: December 9, 1994 |
March 13, 1995 |
Rwanda |
|
Accession: November 3, 1983 |
March 1, 1984 |
Saint Kitts and Nevis |
|
Accession: January 3, 1995 |
April 9, 1995 |
Saint Lucia |
|
Accession: May 21, 1993 |
August 24, 1993 |
Saint Vincent and the Grenadines |
|
Accession: May 29, 1995 |
August 29, 1995 |
Samoa |
|
Accession: April 21, 2006 |
July 21, 2006 |
Saudi Arabia |
|
Accession: December 11, 2003 |
March 11, 2004 |
Senegal |
|
Accession: June 30, 1962 |
August 25, 1962 |
Serbia |
|
Declaration of Continued Application: September 19, 2006 |
April 27, 1992 |
Singapore |
|
Accession: September 21, 1998 |
December 21, 1998 |
Slovakia |
|
Declaration of Continued Application: December 30, 1992 |
January 1, 1993 |
Slovenia |
|
Declaration of Continued Application: June 12, 1992 |
June 25, 1991 |
South Africa |
|
Declaration of Continued Application: October 3, 1928 |
October 3, 1928 |
Spain |
September 9, 1886 |
Ratification: September 5, 1887 |
December 5, 1887 |
Sri Lanka |
|
Declaration of Continued Application: July 20, 1959 |
July 20, 1959 |
Sudan |
|
Accession: September 28, 2000 |
December 28, 2000 |
Suriname |
|
Accession: November 16, 1976 |
February 23, 1977 |
Swaziland |
|
Accession: September 14, 1998 |
December 14, 1998 |
Sweden |
|
Accession: July 8, 1904 |
August 1, 1904 |
Switzerland |
September 9, 1886 |
Ratification: September 5, 1887 |
December 5, 1887 |
Syrian Arab Republic |
|
Accession: March 11, 2004 |
June 11, 2004 |
Tajikistan |
|
Accession: December 9, 1999 |
March 9, 2000 |
Thailand |
|
Accession: June 17, 1931 |
July 17, 1931 |
the former Yugoslav Republic of Macedonia |
|
Declaration / Notification of Succession: July 23, 1993 |
September 8, 1991 |
Togo |
|
Accession: January 28, 1975 |
April 30, 1975 |
Tonga |
|
Accession: March 14, 2001 |
June 14, 2001 |
Trinidad and Tobago |
|
Accession: May 16, 1988 |
August 16, 1988 |
Tunisia |
September 9, 1886 |
Ratification: September 5, 1887 |
December 5, 1887 |
Turkey |
|
Accession: October 27, 1951 |
January 1, 1952 |
Ukraine |
|
Accession: July 25, 1995 |
October 25, 1995 |
United Arab Emirates |
|
Accession: April 14, 2004 |
July 14, 2004 |
United Kingdom |
September 9, 1886 |
Ratification: September 5, 1887 |
December 5, 1887 |
United Republic of Tanzania |
|
Accession: April 25, 1994 |
July 25, 1994 |
United States of America |
|
Accession: November 16, 1988 |
March 1, 1989 |
Uruguay |
|
Accession: June 7, 1967 |
July 10, 1967 |
Uzbekistan |
|
Accession: January 19, 2005 |
April 19, 2005 |
Vanuatu |
|
Accession: September 27, 2012 |
December 27, 2012 |
Venezuela (Bolivarian Republic of) |
|
Accession: September 20, 1982 |
December 30, 1982 |
Viet Nam |
|
Accession: July 26, 2004 |
October 26, 2004 |
Yemen |
|
Accession: April 14, 2008 |
July 14, 2008 |
Zambia |
|
Accession: September 13, 1991 |
January 2, 1992 |
Zimbabwe |
|
Declaration / Notification of Succession: September 18, 1981 |
April 18, 1980 |