KfW grants in Germany 2026: home purchase and new builds
KfW is Germany's state development bank. KfW 124 offers up to €100k for home purchase or construction. BEG 261 provides up to €150k for energy-efficient new builds with a non-repayable grant. All applications must go through your Hausbank before signing any purchase contract.
Ahmet Parlak
Mortgage & Property Finance Expert, Vienna
TL;DR
- KfW 124: up to €100k for any home purchase or new build — no energy standard required
- BEG 261: up to €150k for energy-efficient new builds (EH 40/55) with non-repayable grants
- BEG EM: up to €60k for individual renovation measures on existing properties
- Always apply BEFORE signing the purchase contract or starting construction
- Applications go through your Hausbank only — KfW does not accept direct applications
- Programs can be combined with state-level subsidies and Bausparverträge
Last updated: 2026-03-16 • This overview does not replace official advice from KfW or a certified financing consultant.
Short answer: What is KfW and how does it work?
KfW (Kreditanstalt für Wiederaufbau) is Germany's federal development bank, founded in 1948. It offers subsidised loans for home buyers and builders via the Hausbankprinzip — meaning applications are always submitted through a participating bank, never directly to KfW. The three main programs are KfW 124 (purchase or basic new build, up to €100k), BEG 261 (energy-efficient new build, up to €150k plus grant), and BEG EM (individual renovation measures, up to €60k). A critical rule: the application must be submitted before signing the purchase contract or breaking ground.
TL;DR
- •KfW 124: up to €100k for any home purchase or new build — no energy standard required
- •BEG 261: up to €150k for energy-efficient new builds (EH 40/55) with non-repayable grants
- •BEG EM: up to €60k for individual renovation measures on existing properties
- •Always apply BEFORE signing the purchase contract or starting construction
- •Applications go through your Hausbank only — KfW does not accept direct applications
- •Programs can be combined with state-level subsidies and Bausparverträge
Note: KfW rates and grants are updated regularly. Always check the current conditions at kfw.de and apply before signing or breaking ground.
What is KfW?
KfW is Germany's state-owned development bank. It does not lend directly to consumers — instead it works through participating banks (the Hausbankprinzip). Your bank applies on your behalf and passes on the subsidised loan.
KfW is not the same as Austrian housing subsidies (Wohnbauförderung). KfW programs apply uniformly across all German states with no regional variation.
KfW 124: home purchase and construction
KfW 124 is the entry-level program for first-time buyers and builders. It requires no minimum energy standard, has no income limit, and applies to both purchase and new construction.
- •Up to €100,000 per project
- •No energy-efficiency requirement — works for older properties too
- •Loan term: 4–25 years with optional interest-only period
- •Self-occupied residential use only (no investment properties)
- •Supplements — does not replace — your main bank mortgage
BEG 261: energy-efficient new builds
BEG WG 261 targets new builds and full renovations that meet an Effizienzhaus (EH) energy standard. The better the energy rating, the higher the grant.
- •EH 40: up to €150k loan + 5% non-repayable grant
- •EH 40 NH (sustainability class): up to €150k + 10% grant
- •EH 55: up to €100k loan, no grant
- •A certified energy efficiency expert (EEE) is mandatory
- •Applies to new builds and comprehensive renovations reaching EH standard
BEG EM: individual renovation measures
BEG EM covers single energy-related upgrades on existing properties — insulation, window replacement, heating upgrades, or ventilation systems.
- •Up to €60,000 per residential unit
- •Non-repayable grant: 15–20% depending on measure
- •Apply before commissioning the work — not after
- •Energy efficiency expert required
Application process
- •1. Contact your Hausbank — not KfW directly
- •2. Select the right program (124, BEG 261, or BEG EM)
- •3. Submit application BEFORE signing the contract or starting work
- •4. KfW approves; bank disburses the loan
- •5. After completion: submit proof of funds usage to the bank
Combining programs
- •KfW 124 + BEG 261 can be used simultaneously for different aspects of the project
- •State-level banks (NRW.Bank, LfA Bayern, IB Hamburg) can be added on top
- •Bausparvertrag can count toward equity and improve your loan-to-value ratio
- •Wohn-Riester offers tax incentives for owner-occupied financing
- •BAFA grants for heat pumps can complement BEG EM
Eligibility
KfW programs are open to private individuals purchasing or building a primary residence in Germany. No German citizenship is required — EU and non-EU residents with valid permits can apply.
KfW 124 has no income cap and no purchase price ceiling. BEG programs have no income limits either; eligibility is based on the energy standard of the building.
Official sources
FAQ
Yes. KfW 124 covers both new builds and the purchase of existing properties with no energy standard requirement.
Typically 0.3–0.8 percentage points below market rates, depending on the term and market conditions. On a €100k loan over 20 years this can mean thousands of euros in savings.
The application will be rejected. KfW rules require submission before the start of the project — no exceptions.
No. All applications go through your Hausbank. KfW does not accept applications from end customers.
Generally yes, if both programs are relevant to your project. Your bank can advise on whether a combination is permissible in your case.
It can be, particularly for families with children (higher allowances). However it is complex — get individual tax advice before committing.
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