UNUnited Nations Economic Commission for Europe

Convention on Long-range Transboundary Air Pollution

Protocol concerning the Control of Emissions of Nitrogen Oxides

About the protocol


Status of ratification of
The 1988 Sofia Protocol concerning the Control of Emissions of Nitrogen Oxides or their Transboundary Fluxes
as of 01March 2011

Party Signature Ratification*
Albania
  16.06.2009 (Ac) 
Armenia    
Austria 1.11.1988 15.01.1990 (R)
Belarus 1.11.1988 08.06.1989 (At)
Belgium 1.11.1988 31.10.2000 (R)
Bosnia and Herzegovina    
Bulgaria 1.11.1988 30.03.1989 (R)
Canada 1.11.1988 25.01.1991 (R)
Croatia   03.03.2008 (Ac)
Cyprus   02.09.2004 (Ac) 
Czech Republic   01.01.1993 (Sc)
Denmark 1.11.1988 01.03.1993 (At)(6)
Estonia  
07.03.2000 (At)
Finland 1.11.1988 01.02.1990 (R)
France 1.11.1988 20.07.1989 (Ap)
Germany 1.11.1988 16.11.1990 (R)
Greece 1.11.1988  24.04.1998 (R)
Holy See    
Hungary 3.05.1989 12.11.1991 (Ap)
Iceland    
Ireland 1.05.1989 17.10.1994 (R)
Italy 1.11.1988 19.05.1992 (R)
Latvia    
Liechtenstein 1.11.1988 24.03.1994 (R)
Lithuania   26.05.2006 (Ac) 
Luxembourg 1.11.1988 04.10.1990 (R)
Malta    
Monaco    
Montenegro    
Netherlands 1.11.1988 11.10.1989 (At)(3)
Norway 1.11.1988 11.10.1989 (R)
Poland 1.11.1988  
Portugal    
Republic of Moldova    
Romania    
Russian Federation 1.11.1988 21.06.1989 (At)
San Marino    
Serbia    
Slovakia   28.05.1993 (Sc)
Slovenia   05.01.2006 (Ac)
Spain 1.11.1988 04.12.1990 (R)
Sweden 1.11.1988 27.07.1990 (R)
Switzerland 1.11.1988 18.09.1990 (R)
The FYR of Macedonia
  10.03.2010 (Ac)
Turkey    
Ukraine  1.11.1988 24.07.1989 (At)
United Kingdom 1.11.1988 15.10.1990 (R)(4)
United States 1.11.1988 (1) 13.07.1989 (At)
European Union   17.12.1993 (Ac)
Total: 25 34