| 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 | 11-12-2024 (R) | 09-02-2025 | |||
| Armenia | 23-04-2025 (A) | 22-06-2025 | ||||
| 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 | |||
| Botswana | 03-02-2026 (A) | 04-04-2026 | ||||
| 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 | ||||
| Indonesia | 04-12-2025 (A) | 02-02-2026 | ||||
| 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 | |||
| Moldova | 31-07-2025 (A) | 29-09-2025 | ||||
| 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 |
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