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Vienna Convention for the Protection of the Ozone Layer (March 22, 1985)

Countries/Territories Entry into force Ratification * Simple signature
Afghanistan Sep 15, 2004 Jun 17, 2004 [2] -
Angola Aug 15, 2000 May 17, 2000 [2] -
Albania Jan 6, 2000 Oct 8, 1999 [2] -
United Arab Emirates Mar 22, 1990 Dec 22, 1989 [2] -
Argentina Apr 18, 1990 Jan 18, 1990 [1] Mar 22, 1985
Armenia Dec 30, 1999 Oct 1, 1999 [2] -
Antigua and Barbuda Mar 3, 1993 Dec 3, 1992 [2] -
Australia Sep 22, 1988 Sep 16, 1987 [2] -
Austria Sep 22, 1988 Aug 19, 1987 [1] Sep 16, 1985
Azerbaijan Sep 10, 1996 Jun 12, 1996 [2] -
Burundi Apr 6, 1997 Jan 6, 1997 [2] -
Belgium Jan 15, 1989 Oct 17, 1988 [1] Mar 22, 1985
Benin Sep 29, 1993 Jul 1, 1993 [2] -
Burkina Faso Jun 28, 1989 Mar 30, 1989 [1] Dec 12, 1985
Bangladesh Oct 31, 1990 Aug 2, 1990 [2] -
Bulgaria Feb 18, 1991 Nov 20, 1990 [2] -
Bahrain Jul 26, 1990 Apr 27, 1990 [2] -
Bahamas Jun 30, 1993 Apr 1, 1993 [2] -
Bosnia and Herzegovina Nov 30, 1993 Sep 1, 1993 [4] -
Belarus Sep 22, 1988 Jun 20, 1986 [3] Mar 22, 1985
Belize Sep 4, 1997 Jun 6, 1997 [2] -
Bolivia (Plurinational State of) Jan 1, 1995 Oct 3, 1994 [2] -
Brazil Jun 17, 1990 Mar 19, 1990 [2] -
Barbados Jan 14, 1993 Oct 16, 1992 [2] -
Brunei Darussalam Oct 24, 1990 Jul 26, 1990 [2] -
Bhutan Nov 21, 2004 Aug 23, 2004 [2] -
Botswana Mar 2, 1992 Dec 4, 1991 [2] -
Central African Republic Jun 29, 1993 Mar 29, 1993 [2] -
Canada Sep 22, 1988 Jun 4, 1986 [1] Mar 22, 1985
Switzerland Sep 22, 1988 Dec 17, 1987 [1] Mar 22, 1985
Chile Jun 4, 1990 Mar 6, 1990 [1] Mar 22, 1985
China Dec 10, 1989 Sep 11, 1989 [2] -
Côte d'Ivoire Jul 5, 1993 Apr 5, 1993 [2] -
Cameroon Nov 28, 1989 Aug 30, 1989 [2] -
Congo, Dem. Rep. of Feb 28, 1995 Nov 30, 1994 [2] -
Congo Feb 14, 1995 Nov 16, 1994 [2] -
Colombia Oct 14, 1990 Jul 16, 1990 [2] -
Comoros Jan 29, 1995 Oct 31, 1994 [2] -
Cabo Verde Oct 29, 2001 Jul 31, 2001 [2] -
Costa Rica Oct 28, 1991 Jul 30, 1991 [2] -
Cuba Oct 7, 1992 Jul 14, 1992 [2] -
Cyprus Aug 26, 1992 May 28, 1992 [2] -
Czech Republic Dec 30, 1993 Sep 30, 1993 [4] -
Germany Dec 29, 1988 Sep 30, 1988 [1] Mar 22, 1985
Djibouti Oct 28, 1999 Jul 30, 1999 [2] -
Dominica Jul 1, 1993 Mar 31, 1993 [2] -
Denmark Aug 8, 1988 Sep 29, 1988 [1] Mar 22, 1985
Dominican Republic Aug 18, 1993 May 18, 1993 [2] -
Algeria Jan 18, 1993 Oct 20, 1992 [2] -
European Union Jan 14, 1989 Oct 17, 1988 [3] Mar 22, 1985
Ecuador Jul 9, 1990 Apr 10, 1990 [2] -
Egypt Sep 22, 1988 May 9, 1988 [1] Mar 22, 1985
Spain Oct 23, 1988 Jul 25, 1988 [2] -
Estonia Jan 15, 1997 Oct 17, 1996 [2] -
Eritrea Jun 10, 2005 Mar 10, 2005 [2] -
Ethiopia Jan 9, 1995 Oct 11, 1994 [2] -
Finland Sep 22, 1988 Sep 26, 1986 [1] Mar 22, 1985
Fiji Jan 21, 1990 Oct 23, 1989 [2] -
France Sep 22, 1988 Dec 4, 1987 [3] Mar 22, 1985
Micronesia, Fed. States Nov 1, 1994 Aug 3, 1994 [2] -
Gabon May 10, 1994 Feb 9, 1994 [2] -
United Kingdom Sep 22, 1988 May 15, 1987 [1] May 20, 1985
Georgia Jun 19, 1996 Mar 21, 1996 [2] -
Ghana Oct 22, 1989 Jul 24, 1989 [2] -
Guinea Sep 23, 1992 Jun 25, 1992 [2] -
Gambia Oct 23, 1990 Jul 25, 1990 [2] -
Guinea-Bissau Feb 10, 2003 Nov 12, 2002 [2] -
Equatorial Guinea Nov 15, 1988 Aug 17, 1988 [2] -
Greece Mar 29, 1989 Dec 29, 1988 [1] Mar 22, 1985
Grenada Jun 30, 1993 Mar 31, 1993 [2] -
Guatemala Sep 22, 1988 Sep 11, 1987 [2] -
Guyana Nov 10, 1993 Aug 12, 1993 [2] -
Honduras Jan 12, 1994 Oct 14, 1993 [2] -
Croatia Dec 21, 1992 Sep 21, 1992 [4] -
Haiti Jun 27, 2000 Mar 29, 2000 [2] -
Hungary Sep 22, 1988 May 4, 1988 [2] -
Indonesia Sep 24, 1992 Jun 26, 1992 [2] -
India Jun 16, 1991 Mar 18, 1991 [2] -
Ireland Dec 14, 1988 Sep 15, 1988 [2] -
Iran, Islamic Republic of Jan 3, 1991 Oct 3, 1990 [2] -
Iceland Nov 27, 1989 Aug 29, 1989 [2] -
Israel Sep 30, 1992 Jun 30, 1992 [2] -
Italy Dec 18, 1988 Sep 19, 1988 [1] Mar 22, 1985
Jamaica Jun 30, 1993 Mar 31, 1993 [2] -
Jordan Aug 31, 1989 May 31, 1989 [2] -
Japan Dec 28, 1988 Sep 30, 1988 [2] -
Kazakhstan Feb 9, 1999 Aug 26, 1998 [2] -
Kenya Feb 7, 1989 Nov 9, 1988 [2] -
Kyrgyzstan Aug 29, 2000 May 31, 2000 [2] -
Cambodia Sep 25, 2001 Jun 27, 2001 [2] -
Kiribati Apr 8, 1993 Jan 7, 1993 [2] -
Saint Kitts and Nevis Nov 10, 1992 Aug 10, 1992 [2] -
Korea, Republic of May 27, 1992 Feb 27, 1992 [2] -
Kuwait Feb 23, 1993 Nov 23, 1992 [2] -
Lao, People's Dem. Rep. Nov 19, 1999 Aug 21, 1998 [2] -
Lebanon Jun 30, 1993 Mar 30, 1993 [2] -
Liberia Apr 14, 1996 Jan 15, 1996 [2] -
Libya Oct 9, 1990 Jul 11, 1990 [2] -
Saint Lucia Oct 26, 1993 Jul 28, 1993 [2] -
Liechtenstein May 9, 1989 Feb 8, 1989 [2] -
Sri Lanka Mar 13, 1990 Dec 15, 1989 [2] -
Lesotho Jun 23, 1994 Mar 25, 1994 [2] -
Lithuania Apr 20, 1995 Jan 18, 1995 [2] -
Luxembourg Jan 15, 1989 Oct 17, 1988 [1] Apr 17, 1985
Latvia Jul 27, 1995 Apr 28, 1995 [2] -
Morocco Mar 27, 1996 Dec 28, 1995 [1] Feb 7, 1986
Monaco Jun 12, 1993 Mar 12, 1993 [2] -
Moldova, Republic of Jan 22, 1997 Oct 24, 1996 [2] -
Madagascar Feb 7, 1997 Nov 7, 1996 [2] -
Maldives Sep 22, 1988 Apr 26, 1988 [2] -
Mexico Sep 22, 1988 Sep 14, 1987 [1] Apr 1, 1985
Marshall Islands Jun 11, 1993 Mar 11, 1993 [2] -
North Macedonia Jun 8, 1994 Mar 10, 1994 [4] -
Mali Jan 26, 1995 Oct 28, 1994 [2] -
Malta Dec 14, 1988 Sep 15, 1988 [2] -
Myanmar Feb 22, 1994 Nov 24, 1993 [2] -
Mongolia Jun 5, 1996 Mar 7, 1996 [2] -
Mozambique Dec 8, 1994 Sep 9, 1994 [2] -
Mauritania Aug 24, 1994 May 26, 1994 [2] -
Mauritius Nov 16, 1992 Aug 18, 1992 [2] -
Malawi Apr 9, 1991 Jan 9, 1991 [2] -
Malaysia Nov 27, 1989 Aug 29, 1989 [2] -
Namibia Dec 20, 1993 Sep 20, 1993 [2] -
Niger Jan 9, 1993 Oct 9, 1992 [2] -
Nigeria Jan 29, 1989 Oct 31, 1988 [2] -
Nicaragua Jun 3, 1993 Mar 5, 1993 [2] -
Netherlands Dec 27, 1988 Sep 28, 1988 [3] Mar 22, 1985
Norway Sep 22, 1988 Sep 23, 1986 [1] Mar 22, 1985
Nepal Oct 4, 1994 Jul 6, 1994 [2] -
Nauru Feb 10, 2002 Nov 12, 2001 [2] -
New Zealand Sep 22, 1988 Jun 2, 1987 [1] Mar 21, 1986
Oman Sep 30, 1999 Jun 30, 1999 [2] -
Pakistan Mar 18, 1993 Dec 18, 1992 [2] -
Panama May 14, 1989 Feb 13, 1989 [2] -
Peru Jul 6, 1989 Apr 7, 1989 [1] Mar 22, 1985
Philippines Oct 15, 1991 Jul 17, 1991 [2] -
Korea, Dem. People's Rep. Apr 25, 1995 Jan 24, 1995 [2] -
Palau Aug 27, 2001 May 29, 2001 [2] -
Papua New Guinea Jan 27, 1993 Oct 27, 1992 [2] -
Poland Oct 11, 1990 Jul 13, 1990 [2] -
Portugal Jan 15, 1989 Oct 17, 1988 [2] -
Paraguay Mar 3, 1993 Dec 3, 1992 [2] -
Qatar Apr 21, 1996 Jan 22, 1996 [2] -
Romania Apr 27, 1993 Jan 27, 1993 [2] -
Russian Federation Sep 22, 1988 Jun 18, 1986 [3] Mar 22, 1985
Rwanda Jan 9, 2002 Oct 11, 2001 [2] -
Saudi Arabia Jun 1, 1993 Mar 1, 1993 [2] -
Sudan Apr 29, 1993 Jan 29, 1993 [2] -
Senegal Jun 17, 1993 Mar 19, 1993 [2] -
Singapore Apr 5, 1989 Jan 5, 1989 [2] -
Solomon Islands Sep 15, 1993 Jun 17, 1993 [2] -
Sierra Leone Nov 27, 2001 Aug 29, 2001 [2] -
El Salvador Jan 2, 1993 Oct 2, 1992 [2] -
Somalia Oct 30, 2001 Aug 1, 2001 [2] -
Sao Tome and Principe Feb 17, 2002 Nov 19, 2001 [2] -
Suriname Jan 12, 1998 Oct 14, 1997 [2] -
Slovakia Aug 26, 1993 May 28, 1993 [4] -
Slovenia Oct 4, 1992 Jul 6, 1992 [4] -
Sweden Sep 22, 1988 Nov 26, 1986 [1] Mar 22, 1985
Eswatini, Kingdom of Jan 10, 1993 Nov 10, 1992 [2] -
Seychelles Apr 6, 1993 Jan 6, 1993 [2] -
Syrian Arab Republic Mar 12, 1990 Dec 12, 1989 [2] -
Chad Aug 16, 1989 May 18, 1989 [2] -
Togo May 26, 1991 Feb 25, 1991 [2] -
Thailand Oct 5, 1989 Jul 7, 1989 [2] -
Tajikistan Aug 4, 1996 May 6, 1996 [2] -
Turkmenistan Feb 16, 1994 Nov 18, 1993 [2] -
Tonga Oct 27, 1998 Jul 29, 1998 [2] -
Trinidad and Tobago Nov 26, 1989 Aug 28, 1989 [2] -
Tunisia Dec 24, 1989 Sep 25, 1989 [2] -
Turkey Dec 19, 1991 Sep 20, 1991 [2] -
Tuvalu Oct 13, 1993 Jul 15, 1993 [2] -
Tanzania, Un. Rep. of Jul 7, 1993 Apr 7, 1993 [2] -
Uganda Sep 22, 1988 Jun 24, 1988 [2] -
Ukraine Sep 22, 1988 Jun 18, 1986 [3] Mar 22, 1985
Uruguay May 28, 1989 Feb 27, 1989 [2] -
United States of America Sep 22, 1988 Aug 27, 1986 [1] Mar 22, 1985
Uzbekistan Aug 16, 1993 May 18, 1993 [2] -
Saint Vincent and the Grenadines Mar 2, 1997 Dec 2, 1996 [2] -
Venezuela, Boliv. Rep. of Nov 30, 1988 Sep 1, 1988 [2] -
Viet Nam Apr 26, 1994 Jan 26, 1994 [2] -
Vanuatu Feb 19, 1995 Nov 21, 1994 [2] -
Yemen May 21, 1996 Feb 21, 1996 [2] -
Samoa Mar 21, 1993 Dec 21, 1992 [2] -
Serbia Jun 10, 2001 Mar 12, 2001 [4] -
South Africa Apr 15, 1990 Jan 15, 1990 [2] -
Zambia Apr 24, 1990 Jan 24, 1990 [2] -
Zimbabwe Feb 3, 1993 Nov 3, 1992 [2] -
Montenegro Jan 21, 2007 Oct 23, 2006 [4] -
Holy See Aug 3, 2008 May 5, 2008 [2] -
Iraq Sep 23, 2008 Jun 25, 2008 [2] -
Andorra Apr 26, 2009 Jan 26, 2009 [2] -
Cook Islands (New Zealand) Mar 22, 2004 Dec 22, 2003 [2] -
Niue (New Zealand) Mar 22, 2004 Dec 22, 2003 [2] -
San Marino Jul 22, 2009 Apr 23, 2009 [2] -
Timor-Leste Dec 16, 2009 Sep 16, 2009 [2] -
South Sudan Apr 11, 2012 Jan 12, 2012 [2] -
Palestinian Authority Jun 16, 2019 Mar 18, 2019 [2] -

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