Germany's heating law 2026: what really applies to your heating now
The 65 per cent rule is gone, and so is the replacement duty. What has applied to existing heating, new gas boilers and breakdowns since 29 July 2026.
Everything you need to know about the German energy certificate
Plain-English guides to the German energy performance certificate (Energieausweis): who needs one, what it costs, how the classes work and how to order online.
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Energy performance certificate fines: six offences, two maximum amounts
§ 108 GModG lists six fine offences around the energy performance certificate — all up to 10,000 euros. Who is liable, who checks and how fines are set.
MEPS from 2030: what applies to non-residential buildings — and not to homes
Minimum standards under Article 9 EPBD apply only to non-residential buildings: from 2030 at most 3.5 times the reference building, from 2033 2.95 times.
New A to G scale from 2027 — but only for non-residential buildings
From 1 January 2027, certificates for non-residential buildings carry a class from A to G. Homes keep A+ to H — with the provision in the Act.
The Building Modernisation Act (GModG): what has applied since July 2026
The Building Modernisation Act has applied since 29 July 2026. What changes for heating, certificates and renovation — and what only applies from 2027.