Legal foundations
All small heating appliances must comply with the limits of the so-called 15a agreements about “protective measures regarding small heating units” and “energy saving”, in order to be able to put them on the market in Austria:
| Type | CO | NO2 | OGC | Particulate | [eta] |
| mg/MJ | mg/MJ | mg/MJ | mg/MJ | % | |
| Stove/range, manual | 1100 | 150 | 80 | 60 | 78/70 |
| Stove/range, automatic | 500 | 150 | 40 | 60 | 78/70 |
The 15a agreements are implemented in the following state laws:
Burgenland: Burgenland Air Pollution Control and Heating Systems Act 2000
Carinthia: Carinthian Heating Systems Act 1998
Lower Austria: Lower Austrian Construction Engineering Ordinance 1997
Upper Austria: Upper Austrian Air Pollution Control and Energy Technology Act 2002
Salzburg: Salzburg Heating Systems Ordinance 2001
Styria: Styrian Heating Systems Act 2001
Tyrol: Tyrolean Heating Systems Act 2000
Vorarlberg: Ordinance of the Provincial Government Regarding the Commissioning of Small Heating Units (Official Gazette No. 56/1998)
Vienna: Viennese Small Heating Units Act 2005
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
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