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Party Signature Provisional
application
RatificationS=Signature without reservation or requirement of ratification R=Ratification, Acceptance, Approval or Notification A=Accession Su=Succession NK=Not Known Entry into force Renunciation Termination
Albania 28-10-2011 (A) 27-12-2011
Argentina 18-10-1907
Australia 23-12-1996 (A) 21-02-1997
Austria 12-11-1918 (R) 12-11-1918
Austria/Hungary 18-10-1907 27-11-1909 (R) 26-01-1910
Bahamas 14-04-2016 (A) 13-06-2016
Bahrain 30-06-2008 (A) 29-08-2008
Bangladesh 28-12-2011 (A) 26-02-2012
Belarus 04-06-1962 (R) 04-06-1962
Belgium 18-10-1907 08-08-1910 (R) 07-10-1910
Belize 22-11-2002 (A) 21-01-2003
Benin 18-07-2005 (A) 16-09-2005
Bolivia 18-10-1907 27-11-1909 (R) 26-01-1910
Brazil 18-10-1907 05-01-1914 (R) 06-03-1914
Bulgaria 18-10-1907 11-04-2000 (R) 10-06-2000
Burkina Faso 30-08-1961 (R) 30-08-1961
Cambodia 07-01-1956 (R) 07-01-1956
Cameroon 01-08-1961 (R) 01-08-1961
Canada 10-05-1994 (R) 09-07-1994
Chile 18-10-1907 19-11-1997 (R) 18-01-1998
China 18-10-1907 27-11-1909 (R) 26-01-1910
Colombia 18-10-1907 16-01-1997 (R) 17-03-1997
Costa Rica 21-05-1999 (A) 20-07-1999
Cuba 18-10-1907 22-02-1912 (R) 22-04-1912
Cyprus 13-09-1993 (A) 12-11-1993
Czech Republic 11-10-1993 (R) 11-10-1993
Czechoslovakia (<01-01-1993) 13-04-1922 (A) 12-06-1922
Democratic Republic of the Congo 25-03-1961 (R) 25-03-1961
Denmark 18-10-1907 27-11-1909 (R) 26-01-1910
Djibouti 17-02-2016 (A) 17-04-2016
Dominican Republic 18-10-1907 09-07-1958 (R) 07-09-1958
Ecuador 18-10-1907
Egypt 05-09-1968 (A) 04-11-1968
El Salvador 18-10-1907 27-11-1909 (R) 26-01-1910
Eritrea 05-08-1997 (A) 04-10-1997
Estonia 03-07-2003 (A) 01-09-2003
Eswatini 26-10-1970 (A) 25-12-1970
Finland 10-04-1922 (A) 09-06-1922
France 18-10-1907 07-10-1910 (R) 06-12-1910
Georgia 21-01-2015 (A) 22-03-2015
Germany 18-10-1907 27-11-1909 (R) 26-01-1910
Greece 18-10-1907
Guatemala 18-10-1907 15-03-1911 (R) 14-05-1911
Guyana 26-11-1997 (A) 25-01-1998
Haïti 18-10-1907 02-02-1910 (R) 03-04-1910
Honduras 01-12-1961 (A) 30-01-1962
Hungary 16-11-1918 (R) 16-11-1918
Iceland 08-12-1955 (R) 08-12-1955
Iran 18-10-1907
Iraq 31-08-1970 (A) 30-10-1970
Ireland 07-05-2002 (A) 06-07-2002
Israel 18-04-1962 (A) 17-06-1962
Italy 18-10-1907
Japan 18-10-1907 13-12-1911 (R) 11-02-1912
Jordan 28-11-1991 (A) 27-01-1992
Kenya 12-04-2006 (A) 11-06-2006
Kosovo 06-11-2015 (A) 05-01-2016
Kuwait 16-07-2003 (A) 14-09-2003
Kyrgyzstan 04-06-1992 (R) 04-06-1992
Laos 18-07-1955 (R) 18-07-1955
Latvia 13-06-2001 (A) 12-08-2001
Lebanon 14-02-1968 (A) 14-04-1968
Libya 04-07-1996 (A) 02-09-1996
Liechtenstein 25-07-1994 (A) 23-09-1994
Lithuania 10-11-2004 (A) 09-01-2005
Luxembourg 18-10-1907 05-09-1912 (R) 04-11-1912
Madagascar 07-10-2009 (A) 06-12-2009
Malaysia 07-03-2002 (A) 06-05-2002
Malta 09-07-1968 (A) 07-09-1968
Mexico 18-10-1907 27-11-1909 (R) 26-01-1910
Mongolia 15-03-2019 (A) 14-05-2019
Morocco 05-04-2001 (A) 04-06-2001
Netherlands, the Kingdom of the 18-10-1907 27-11-1909 (R) 26-01-1910
New Zealand 13-04-2010 (R) 12-06-2010
Nicaragua 16-12-1909 (A) 14-02-1910
Nigeria 18-12-1986 (A) 16-02-1987
North Macedonia 19-12-2000 (A) 17-02-2001
Norway 18-10-1907 19-09-1910 (R) 18-11-1910
Palestine 30-10-2015 (A) 29-12-2015
Panama 18-10-1907 11-09-1911 (R) 10-11-1911
Paraguay 18-10-1907 25-04-1933 (R) 24-06-1933
Peru 18-10-1907
Philippines 14-07-2010 (A) 12-09-2010
Poland 27-03-1922 (A) 26-05-1922
Portugal 18-10-1907 13-04-1911 (R) 12-06-1911
Qatar 03-10-2005 (A) 02-12-2005
Republic of Korea, the 23-12-1999 (A) 21-02-2000
Romania 18-10-1907 01-03-1912 (R) 30-04-1912
Russian Federation 18-10-1907 27-11-1909 (R) 26-01-1910
Rwanda 29-04-2011 (A) 28-06-2011
São Tomé e Principe 05-09-2014 (A) 04-11-2014
Saudi Arabia 21-11-2001 (A) 20-01-2002
Senegal 01-08-1977 (A) 30-09-1977
Singapore 13-07-1993 (A) 11-09-1993
Slovakia 26-04-1993 (R) 26-04-1993
Slovenia 29-01-2004 (A) 29-03-2004
South Africa 22-10-1998 (A) 21-12-1998
Spain 18-10-1907 18-03-1913 (R) 17-05-1913
Sudan 03-10-1966 (A) 02-12-1966
Suriname 28-10-1992 (A) 27-12-1992
Sweden 18-10-1907 27-11-1909 (R) 26-01-1910
Switzerland 18-10-1907 12-05-1910 (R) 11-07-1910
Thailand 18-10-1907 12-03-1910 (R) 11-05-1910
Timor-Leste 22-07-2024 (A) 20-09-2024
Togo 18-10-2004 (A) 17-12-2004
Türkiye 18-10-1907
Uganda 01-03-1966 (A) 30-04-1966
Ukraine 04-04-1962 (R) 04-04-1962
United Arab Emirates 06-11-2008 (A) 05-01-2009
United Kingdom 18-10-1907 13-08-1970 (R) 12-10-1970
United States of America 18-10-1907 27-11-1909 (R) 26-01-1910
Uruguay 18-10-1907
Vanuatu 12-06-2024 (A) 11-08-2024
Venezuela 18-10-1907
Vietnam 29-12-2011 (A) 27-02-2012
Zambia 01-11-1999 (A) 31-12-1999