ENERGY
KfW heating-subsidy conditions changed on 21 July 2026
Programme 458 has revised eligible-cost caps and bonus rules; the efficiency bonus and emissions supplement were removed.
SourceKfW Bankengruppe ↗Source published: 2026-07-08
What happened?
Conditions changed from 21 July 2026. The basic subsidy remains 30% and the climate-speed bonus initially 16%. The efficiency bonus and emissions supplement were removed; eligible-cost caps and income-bonus rules changed.
Why it matters
Check the actual application, building and eligibility. RATIOXA never overwrites your subsidy input automatically.
Which decisions may be affected?
An outdated subsidy assumption can materially change heat-pump economics.
Subsidy amountHeat-pump investment