Legal foundations
All small heating appliances must comply with the limits of the so-called 15a agreements titled „Inverkehrbringen von Kleinfeuerungsanlagen und Blockheizkraftwerken“, in order to be able to put them on the market in Austria:
| Type | CO | NOx | OGC | Particulate | [eta] |
| mg/MJ | mg/MJ | mg/MJ | mg/MJ | % | |
| Stove/range, manual | 1100 | 150 | 50 | 35 | 80 |
| Stove/range, automatic | 500 | 100 | 30 | 25 | 80 |
The 15a agreements are implemented in the following state laws:
- Burgenland: Burgenland Air Pollution Control, Heating System and Air-conditioning Systems Act
- Carinthia: Carinthian Heating Systems Act
- Lower Austria: Lower Austrian Construction Engineering Ordinance
- Upper Austria: Upper Austrian Air Pollution Control and Energy Technology Act
- Salzburg: Salzburg Heating Systems Ordinance
- Styria: Styrian Heating Systems Act
- Tyrol: Tyrolean Gas installations, Heating Systems and Air-conditioning Systems Act
- Vorarlberg: Ordinance of the Provincial Government Regarding the Commissioning of Small Heating Units
- Vienna: Viennese Small Heating Units Act
Testing standards for which the VFH (Versuchs- und Forschungsanstalt der Hafner – Stove Fitters‘ Testing and Research Institute) is accredited (extract):
- EN 13240 Roomheaters fired by solid fuel
- EN 13229 Inset appliances including open fires fired by solid fuels
- EN 14785 Residential space heating appliances fired by wood pellets
- EN 15250 Slow heat release appliances fired by solid fuel
» KOK Austria Trade fair » 
