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Convention on Early Notification of a Nuclear Accident (Sept. 26, 1986)

Countries/Territories Entry into force Ratification * Simple signature
Albania Oct 30, 2003 Sep 30, 2003 [2] -
Algeria Feb 15, 2004 Jan 15, 2004 [1] Sep 24, 1987
Angola Jan 22, 2005 Dec 22, 2004 [2] -
Argentina Feb 17, 1990 Jan 17, 1990 [1] -
Armenia Sep 24, 1993 Aug 24, 1993 [2] -
Australia Oct 27, 1987 Sep 22, 1987 [1] Sep 26, 1986
Austria Mar 20, 1988 Feb 18, 1988 [1] Sep 26, 1986
Belgium Feb 4, 1999 Jan 4, 1999 [1] Sep 26, 1986
Bangladesh Feb 7, 1988 Jan 7, 1988 [2] -
Bosnia and Herzegovina Mar 1, 1992 Jun 30, 1998 [4] -
Belarus Oct 27, 1987 Jan 26, 1987 [1] Sep 26, 1986
Bolivia (Plurinational State of) Sep 21, 2003 Aug 22, 2003 [2] -
Brazil Jan 4, 1991 Dec 4, 1990 [1] Sep 26, 1986
Bulgaria Mar 26, 1988 Feb 24, 1988 [1] Sep 26, 1986
Canada Feb 18, 1990 Jan 18, 1990 [1] Sep 26, 1986
Chile Dec 15, 2005 Nov 15, 2005 [1] Sep 26, 1986
China Oct 11, 1987 Sep 10, 1987 [1] Sep 26, 1986
Cameroon Feb 16, 2006 Jan 17, 2006 [1] Sep 25, 1987
Congo, Dem. Rep. of - - Sep 30, 1986
Colombia Apr 28, 2003 Mar 28, 2003 [2] -
Costa Rica Oct 17, 1991 Sep 16, 1991 [1] Sep 26, 1986
Croatia Oct 8, 1991 Sep 29, 1992 [4] -
Cuba Feb 8, 1991 Jan 8, 1991 [1] Sep 26, 1986
Cyprus Feb 4, 1989 Jan 4, 1989 [2] -
Czech Republic Jan 1, 1993 Mar 24, 1993 [4] -
Denmark Oct 27, 1986 Sep 26, 1986 [3] Sep 26, 1986
Egypt Aug 6, 1988 Jul 6, 1988 [1] Sep 26, 1986
El Salvador Feb 26, 2005 Jan 26, 2005 [2] -
Estonia Jun 9, 1994 May 9, 1994 [2] -
Finland Jan 11, 1987 Dec 11, 1986 [2] Sep 26, 1986
France Apr 6, 1989 Mar 6, 1989 [3] Sep 26, 1986
United Kingdom Mar 12, 1990 Feb 9, 1990 [1] Sep 26, 1986
Germany Oct 15, 1989 Sep 14, 1989 [1] Sep 26, 1986
Greece Jul 7, 1991 Jun 6, 1991 [1] Sep 26, 1986
Guatemala Sep 8, 1988 Aug 8, 1988 [1] Sep 26, 1986
Holy See - - Sep 26, 1986
Hungary Apr 10, 1987 Mar 10, 1987 [1] Sep 26, 1986
Iceland Oct 28, 1989 Sep 27, 1989 [1] Sep 26, 1986
India Feb 28, 1988 Jan 28, 1988 [1] Sep 29, 1986
Indonesia Dec 13, 1993 Nov 12, 1993 [1] Sep 26, 1986
Iran, Islamic Republic of Nov 9, 2000 Oct 9, 2000 [1] Sep 26, 1986
Ireland Oct 14, 1991 Sep 13, 1991 [1] Sep 26, 1986
Iraq Aug 21, 1988 Jul 21, 1988 [1] Aug 12, 1987
Israel Jun 25, 1989 May 25, 1989 [1] Sep 26, 1986
Italy Mar 11, 1990 Feb 8, 1990 [1] Sep 26, 1986
Côte d'Ivoire - - Sep 26, 1986
Japan Jul 10, 1987 Jun 9, 1987 [1] Mar 6, 1987
Jordan Jan 11, 1988 Dec 11, 1987 [1] Oct 2, 1986
Korea, Republic of Jul 9, 1990 Jun 8, 1990 [2] -
Kuwait Jun 13, 2003 May 13, 2003 [2] -
Latvia Jan 28, 1993 Dec 28, 1992 [2] -
Lebanon May 18, 1997 Apr 17, 1997 [1] Sep 26, 1986
Liechtenstein May 20, 1994 Apr 19, 1994 [1] Sep 26, 1986
Lithuania Dec 17, 1994 Nov 16, 1994 [2] -
Luxembourg Oct 27, 2000 Sep 26, 2000 [1] Sep 29, 1986
Malaysia Nov 17, 1991 Sep 20, 1996 [4] -
Mauritius Oct 2, 1987 Sep 1, 1987 [3] Sep 1, 1987
Mexico Sep 17, 1992 Aug 17, 1992 [2] -
Mali Jun 10, 1988 May 10, 1988 [1] Sep 26, 1986
Monaco Oct 31, 2007 Oct 1, 2007 [1] Oct 2, 1986
Moldova, Republic of Aug 19, 1989 Jul 19, 1989 [3] Sep 26, 1986
Mongolia Jun 7, 1998 May 7, 1998 [2] -
Morocco Jul 12, 1987 Jun 11, 1987 [1] Jan 8, 1987
Myanmar Nov 7, 1993 Oct 7, 1993 [1] Sep 26, 1986
Niger Jan 18, 1998 Dec 18, 1997 [2] -
Netherlands - - Sep 26, 1986
Nicaragua Oct 24, 1991 Sep 23, 1991 [3] Sep 26, 1986
Nigeria Dec 12, 1993 Nov 11, 1993 [2] -
Norway Sep 10, 1990 Aug 10, 1990 [1] Jan 21, 1987
New Zealand Oct 27, 1986 Sep 26, 1996 [3] Sep 26, 1986
Pakistan Apr 11, 1987 Mar 11, 1987 [2] -
Panama Oct 12, 1989 Sep 11, 1989 [2] -
Paraguay May 2, 1999 Apr 1, 1999 [1] Sep 26, 1986
Peru Mar 8, 2013 Feb 6, 2013 [1] Oct 2, 1986
Philippines Aug 17, 1995 Jul 17, 1995 [2] -
Poland Jun 5, 1997 May 5, 1997 [2] -
Portugal Apr 24, 1988 Mar 24, 1988 [1] Sep 26, 1986
Korea, Dem. People's Rep. May 31, 1993 Apr 30, 1993 [1] Sep 26, 1986
Qatar - - Sep 29, 1986
Romania Dec 4, 2005 Nov 4, 2005 [2] -
Russian Federation Jul 13, 1990 Jun 12, 1990 [2] -
South Africa Jan 24, 1987 Dec 23, 1986 [4] Sep 26, 1986
Saudi Arabia Sep 10, 1987 Aug 10, 1987 [1] Aug 10, 1987
Serbia Dec 4, 1989 Nov 3, 1989 [2] -
Senegal Mar 7, 2002 Feb 5, 2002 [4] -
Sierra Leone Jan 23, 2009 Dec 24, 2008 [1] Jun 15, 1987
Singapore - - Mar 25, 1987
Slovakia Jan 15, 1998 Dec 15, 1997 [1] -
Slovenia Jan 1, 1993 Feb 10, 1993 [4] -
Spain Jun 25, 1991 Jul 7, 1992 [4] -
Sri Lanka Oct 14, 1989 Sep 13, 1989 [1] Sep 26, 1986
Saint Vincent and the Grenadines Feb 11, 1991 Jan 11, 1991 [2] -
Sudan Oct 19, 2001 Sep 18, 2001 [2] -
Sweden - - Sep 26, 1986
Switzerland Mar 30, 1987 Feb 27, 1987 [1] Sep 26, 1986
Syrian Arab Republic Jul 1, 1988 May 31, 1988 [1] Sep 26, 1986
Tanzania, Un. Rep. of - - Jul 2, 1987
Thailand Jan 27, 2005 Feb 26, 2005 [2] -
Tunisia Apr 21, 1989 Mar 21, 1989 [1] Sep 25, 1987
Turkey Mar 27, 1989 Feb 24, 1989 [1] Feb 24, 1987
United Arab Emirates Feb 3, 1991 Jan 3, 1991 [1] Sep 26, 1986
Ukraine Nov 2, 1987 Oct 2, 1987 [2] -
Uruguay Feb 26, 1987 Jan 26, 1987 [1] Sep 26, 1986
United States of America Jan 21, 1990 Dec 21, 1989 [2] -
Viet Nam Oct 20, 1988 Sep 19, 1988 [1] Sep 26, 1986
Zimbabwe Oct 30, 1987 Sep 29, 1987 [2] -
Montenegro - - Sep 26, 1986
Gabon Jun 3, 2006 Mar 21, 2007 [4] -
EURATOM European Atomic Energy Community Mar 20, 2008 Feb 19, 2008 [2] -
FAO Food and Agriculture Organization of the UN Dec 14, 2006 Nov 14, 2006 [2] -
WHO World Health Organization Nov 19, 1990 Oct 19, 1990 [2] -
WMO World Metereological Organization Sep 10, 1988 Aug 10, 1988 [2] -
Libya May 18, 1990 Apr 17, 1990 [2] -
Oman Sep 12, 2009 Aug 13, 2009 [2] -
Mozambique Aug 8, 2009 Jul 9, 2009 [2] -
Georgia Nov 29, 2009 Oct 30, 2009 [2] -
Dominican Republic Nov 5, 2010 Oct 6, 2010 [2] -
Kazakhstan May 29, 2010 Apr 29, 2010 [2] -
Bahrain Apr 9, 2010 Mar 10, 2010 [2] -
Tajikistan Jun 4, 2011 May 5, 2011 [2] -
Botswana Oct 1, 2011 Sep 1, 2011 [2] -
Mauritania Dec 11, 2011 Nov 11, 2011 [2] -
Bahamas Oct 19, 2011 Sep 19, 2011 [2] -
Cambodia - - Sep 26, 1986
Lao, People's Dem. Rep. May 5, 2012 Apr 5, 2012 [2] -
Lesotho Jun 9, 2013 May 10, 2013 [2] -
Burkina Faso Oct 17, 2013 Sep 17, 2013 [2] -
Venezuela, Boliv. Rep. of Sep 6, 2014 Aug 7, 2014 [2] -
North Macedonia Oct 22, 2014 Sep 22, 2014 [2] -

* [1] Ratification [2] Accession/approbation [3] Acceptance/approval [4] Succession [5] Consent to be bound [6] Definite signature