ENVIRONMENT
Vienna Convention for the Protection of the Ozone Layer
- Reference
- XXVII-2
- Adopted
- Vienna, 22 March 1985
- Entry into force
- 22 September 1988, in accordance with article 17(1).
- Registration
- 22 September 1988, No. 26164
- Signatories
- 28
- Parties
- 198
- Depositary record
- United Nations Treaty Collection
- 28 signed
- 198 ratified or acceded
- 198 participants listed
Who signed, and when
| Country | Signature | Ratification, acceptance, approval or accession |
|---|---|---|
| Afghanistan | - | 17 Jun 2004 a |
| Albania | - | 8 Oct 1999 a |
| Algeria | - | 20 Oct 1992 a |
| Andorra | - | 26 Jan 2009 a |
| Angola | - | 17 May 2000 a |
| Antigua and Barbuda | - | 3 Dec 1992 a |
| Argentina | 22 Mar 1985 | 18 Jan 1990 |
| Armenia | - | 1 Oct 1999 a |
| Australia | - | 16 Sep 1987 a |
| Austria | 16 Sep 1985 | 19 Aug 1987 |
| Azerbaijan | - | 12 Jun 1996 a |
| Bahamas (The) | - | 1 Apr 1993 a |
| Bahrain | - | 27 Apr 1990 a |
| Bangladesh | - | 2 Aug 1990 a |
| Barbados | - | 16 Oct 1992 a |
| Belarus | 22 Mar 1985 | 20 Jun 1986 A |
| Belgium | 22 Mar 1985 | 17 Oct 1988 |
| Belize | - | 6 Jun 1997 a |
| Benin | - | 1 Jul 1993 a |
| Bhutan | - | 23 Aug 2004 a |
| Bolivia (Plurinational State of) | - | 3 Oct 1994 a |
| Bosnia and Herzegovina | - | 1 Sep 1993 d |
| Bosnia and Herzegovina 2 | - | 1 Sep 1993 d |
| Botswana | - | 4 Dec 1991 a |
| Brazil | - | 19 Mar 1990 a |
| Brunei Darussalam | - | 26 Jul 1990 a |
| Bulgaria | - | 20 Nov 1990 a |
| Burkina Faso | 12 Dec 1985 | 30 Mar 1989 |
| Burundi | - | 6 Jan 1997 a |
| Cabo Verde | - | 31 Jul 2001 a |
| Cambodia | - | 27 Jun 2001 a |
| Cameroon | - | 30 Aug 1989 a |
| Canada | 22 Mar 1985 | 4 Jun 1986 |
| Central African Republic | - | 29 Mar 1993 a |
| Chad | - | 18 May 1989 a |
| Chile | 22 Mar 1985 | 6 Mar 1990 |
| China | - | 11 Sep 1989 a |
| China 3 , 4 | - | 11 Sep 1989 a |
| Colombia | - | 16 Jul 1990 a |
| Comoros | - | 31 Oct 1994 a |
| Congo | - | 16 Nov 1994 a |
| Cook Islands | - | 22 Dec 2003 a |
| Costa Rica | - | 30 Jul 1991 a |
| Croatia | - | 21 Sep 1992 d |
| Croatia 2 | - | 21 Sep 1992 d |
| Cuba | - | 14 Jul 1992 a |
| Cyprus | - | 28 May 1992 a |
| Czech Republic | - | 30 Sep 1993 d |
| Czech Republic 5 | - | 30 Sep 1993 d |
| Côte d'Ivoire | - | 5 Apr 1993 a |
| Democratic People's Republic of Korea | - | 24 Jan 1995 a |
| Democratic Republic of the Congo | - | 30 Nov 1994 a |
| Denmark | 22 Mar 1985 | 29 Sep 1988 |
| Djibouti | - | 30 Jul 1999 a |
| Dominica | - | 31 Mar 1993 a |
| Dominican Republic | - | 18 May 1993 a |
| Ecuador | - | 10 Apr 1990 a |
| Egypt | 22 Mar 1985 | 9 May 1988 |
| El Salvador | - | 2 Oct 1992 a |
| Equatorial Guinea | - | 17 Aug 1988 a |
| Eritrea | - | 10 Mar 2005 a |
| Estonia | - | 17 Oct 1996 a |
| Eswatini | - | 10 Nov 1992 a |
| Ethiopia | - | 11 Oct 1994 a |
| European Union | 22 Mar 1985 | 17 Oct 1988 AA |
| Fiji | - | 23 Oct 1989 a |
| Finland | 22 Mar 1985 | 26 Sep 1986 |
| France | 22 Mar 1985 | 4 Dec 1987 AA |
| Gabon | - | 9 Feb 1994 a |
| Gambia | - | 25 Jul 1990 a |
| Georgia | - | 21 Mar 1996 a |
| Germany | 22 Mar 1985 | 30 Sep 1988 |
| Germany 6 , 7 | 22 Mar 1985 | 30 Sep 1988 |
| Ghana | - | 24 Jul 1989 a |
| Greece | 22 Mar 1985 | 29 Dec 1988 |
| Grenada | - | 31 Mar 1993 a |
| Guatemala | - | 11 Sep 1987 a |
| Guinea | - | 25 Jun 1992 a |
| Guinea-Bissau | - | 12 Nov 2002 a |
| Guyana | - | 12 Aug 1993 a |
| Haiti | - | 29 Mar 2000 a |
| Holy See | - | 5 May 2008 a |
| Honduras | - | 14 Oct 1993 a |
| Hungary | - | 4 May 1988 a |
| Iceland | - | 29 Aug 1989 a |
| India | - | 18 Mar 1991 a |
| Indonesia | - | 26 Jun 1992 a |
| Iran (Islamic Republic of) | - | 3 Oct 1990 a |
| Iraq | - | 25 Jun 2008 a |
| Ireland | - | 15 Sep 1988 a |
| Israel | - | 30 Jun 1992 a |
| Italy | 22 Mar 1985 | 19 Sep 1988 |
| Jamaica | - | 31 Mar 1993 a |
| Japan | - | 30 Sep 1988 a |
| Jordan | - | 31 May 1989 a |
| Kazakhstan | - | 26 Aug 1998 a |
| Kenya | - | 9 Nov 1988 a |
| Kiribati | - | 7 Jan 1993 a |
| Kuwait | - | 23 Nov 1992 a |
| Kyrgyzstan | - | 31 May 2000 a |
| Lao People's Democratic Republic | - | 21 Aug 1998 a |
| Latvia | - | 28 Apr 1995 a |
| Lebanon | - | 30 Mar 1993 a |
| Lesotho | - | 25 Mar 1994 a |
| Liberia | - | 15 Jan 1996 a |
| Libya | - | 11 Jul 1990 a |
| Liechtenstein | - | 8 Feb 1989 a |
| Lithuania | - | 18 Jan 1995 a |
| Luxembourg | 17 Apr 1985 | 17 Oct 1988 |
| Madagascar | - | 7 Nov 1996 a |
| Malawi | - | 9 Jan 1991 a |
| Malaysia | - | 29 Aug 1989 a |
| Maldives | - | 26 Apr 1988 a |
| Mali | - | 28 Oct 1994 a |
| Malta | - | 15 Sep 1988 a |
| Marshall Islands | - | 11 Mar 1993 a |
| Mauritania | - | 26 May 1994 a |
| Mauritius | - | 18 Aug 1992 a |
| Mauritius 8 | - | 18 Aug 1992 a |
| Mexico | 1 Apr 1985 | 14 Sep 1987 |
| Micronesia (Federated States of) | - | 3 Aug 1994 a |
| Monaco | - | 12 Mar 1993 a |
| Mongolia | - | 7 Mar 1996 a |
| Montenegro | - | 23 Oct 2006 d |
| Montenegro 9 | - | 23 Oct 2006 d |
| Morocco | 7 Feb 1986 | 28 Dec 1995 |
| Mozambique | - | 9 Sep 1994 a |
| Myanmar | - | 24 Nov 1993 a |
| Namibia | - | 20 Sep 1993 a |
| Naoero | - | 12 Nov 2001 a |
| Nepal | - | 6 Jul 1994 a |
| Netherlands (Kingdom of the) | 22 Mar 1985 | 28 Sep 1988 A |
| Netherlands (Kingdom of the) 10 | 22 Mar 1985 | 28 Sep 1988 A |
| New Zealand | 21 Mar 1986 | 2 Jun 1987 |
| New Zealand 11 | 21 Mar 1986 | 2 Jun 1987 |
| Nicaragua | - | 5 Mar 1993 a |
| Niger | - | 9 Oct 1992 a |
| Nigeria | - | 31 Oct 1988 a |
| Niue | - | 22 Dec 2003 a |
| North Macedonia | - | 10 Mar 1994 d |
| North Macedonia 2 | - | 10 Mar 1994 d |
| Norway | 22 Mar 1985 | 23 Sep 1986 |
| Oman | - | 30 Jun 1999 a |
| Pakistan | - | 18 Dec 1992 a |
| Palau | - | 29 May 2001 a |
| Panama | - | 13 Feb 1989 a |
| Papua New Guinea | - | 27 Oct 1992 a |
| Paraguay | - | 3 Dec 1992 a |
| Peru | 22 Mar 1985 | 7 Apr 1989 |
| Philippines | - | 17 Jul 1991 a |
| Poland | - | 13 Jul 1990 a |
| Portugal | - | 17 Oct 1988 a |
| Portugal 3 | - | 17 Oct 1988 a |
| Qatar | - | 22 Jan 1996 a |
| Republic of Korea | - | 27 Feb 1992 a |
| Republic of Moldova | - | 24 Oct 1996 a |
| Romania | - | 27 Jan 1993 a |
| Russian Federation | 22 Mar 1985 | 18 Jun 1986 A |
| Rwanda | - | 11 Oct 2001 a |
| Samoa | - | 21 Dec 1992 a |
| San Marino | - | 23 Apr 2009 a |
| Sao Tome and Principe | - | 19 Nov 2001 a |
| Saudi Arabia | - | 1 Mar 1993 a |
| Senegal | - | 19 Mar 1993 a |
| Serbia | - | 12 Mar 2001 d |
| Serbia 2 | - | 12 Mar 2001 d |
| Seychelles | - | 6 Jan 1993 a |
| Sierra Leone | - | 29 Aug 2001 a |
| Singapore | - | 5 Jan 1989 a |
| Slovakia | - | 28 May 1993 d |
| Slovakia 5 | - | 28 May 1993 d |
| Slovenia | - | 6 Jul 1992 d |
| Slovenia 2 | - | 6 Jul 1992 d |
| Solomon Islands | - | 17 Jun 1993 a |
| Somalia | - | 1 Aug 2001 a |
| South Africa | - | 15 Jan 1990 a |
| South Sudan | - | 12 Jan 2012 a |
| Spain | - | 25 Jul 1988 a |
| Sri Lanka | - | 15 Dec 1989 a |
| St. Kitts and Nevis | - | 10 Aug 1992 a |
| St. Lucia | - | 28 Jul 1993 a |
| St. Vincent and the Grenadines | - | 2 Dec 1996 a |
| State of Palestine | - | 18 Mar 2019 a |
| Sudan | - | 29 Jan 1993 a |
| Suriname | - | 14 Oct 1997 a |
| Sweden | 22 Mar 1985 | 26 Nov 1986 |
| Switzerland | 22 Mar 1985 | 17 Dec 1987 |
| Syrian Arab Republic | - | 12 Dec 1989 a |
| Tajikistan | - | 6 May 1996 a |
| Thailand | - | 7 Jul 1989 a |
| Timor-Leste | - | 16 Sep 2009 a |
| Togo | - | 25 Feb 1991 a |
| Tonga | - | 29 Jul 1998 a |
| Trinidad and Tobago | - | 28 Aug 1989 a |
| Tunisia | - | 25 Sep 1989 a |
| Turkmenistan | - | 18 Nov 1993 a |
| Tuvalu | - | 15 Jul 1993 a |
| Türkiye | - | 20 Sep 1991 a |
| Uganda | - | 24 Jun 1988 a |
| Ukraine | 22 Mar 1985 | 18 Jun 1986 A |
| United Arab Emirates | - | 22 Dec 1989 a |
| United Kingdom of Great Britain and Northern Ireland | 20 May 1985 | 15 May 1987 |
| United Kingdom of Great Britain and Northern Ireland 4 , 12 | 20 May 1985 | 15 May 1987 |
| United Republic of Tanzania | - | 7 Apr 1993 a |
| United States of America | 22 Mar 1985 | 27 Aug 1986 |
| Uruguay | - | 27 Feb 1989 a |
| Uzbekistan | - | 18 May 1993 a |
| Vanuatu | - | 21 Nov 1994 a |
| Venezuela (Bolivarian Republic of) | - | 1 Sep 1988 a |
| Viet Nam | - | 26 Jan 1994 a |
| Yemen | - | 21 Feb 1996 a |
| Zambia | - | 24 Jan 1990 a |
| Zimbabwe | - | 3 Nov 1992 a |
Participants that are UN member states link to their profile. The Holy See, the European Union, the Cook Islands and Niue appear in these tables and are not member states, so they are named without a link rather than attached to the nearest match. The third column carries the depositary’s own annotation. Accession, succession and acceptance are legally distinct from ratification and are shown as the record states them rather than flattened into one word.
Counts verified against the depositary’s own totals for this treaty before publication. The United Nations Treaty Collection is the authority; this page is a readable copy and may lag it.