The 4/2002. (X. 7.) KvVM regulation designates the territories in Hungary where the concentration of pollutants is within a certain range. These territories are regulated air quality zones or agglomeration by decree. There are 9 air quality zones (2.-11.) and 1 agglomeration (1.) in Hungary:

1.    Budapest region

2.    Győr-Mosonmagyaróvár

3.    Komárom-Tatabánya-Esztergom

4.    Székesfehérvár-Veszprém

5.    Dunaújváros region

6.    Pécs region

7.    –

8.    Sajó valley

9.    Debrecen region

10. Other areas of the country, except the allotted cities

11. Allotted cities (Ajka, Baja, Eger, Kaposvár, Kecskemét, Nyíregyháza, Békéscsaba, Salgótarján, Sopron, Szeged, Szombathely, Szolnok, Zalaegerszeg)

The concentration of pollutants and the number of measuring points shall be determined for these zones. Zones and agglomeration are defined by the administrative boundaries of the municipalities listed in Annex 2.

The “7. Visonta region” was terminated under 8/2010. (III.31.) KvVM regulation in 2010.

The Hungarian regulation complies with the Directive 2008/50/EC of the European Parliament and of the Council and the Directive 2004/107/EC of the European Parliament and of the Council.

The location of the zones and agglomeration is shown on the map below: