Märkische Projekt Bau

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Insights into ongoing projects, topping-out ceremonies and our team.

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Articles on building, renovating and funding in Berlin and Brandenburg.

Modern detached single-family house, new build, in daylight, photo

6 July 20265 min read

KfW Funding for New Builds 2026: Programmes 297, 298 and 300 at a Glance

KfW 297, 298 or 300? All three new-build programmes for 2026 require Efficiency House 40 but differ in loan limits and target group.

FundingNew Build

Photovoltaic panels on a building roof as a symbol of energy renovation, photo

1 July 20266 min read

Heating Grants 2026: KfW 458 and the 21 July Deadline

KfW 458 covers up to 70 % of a heating replacement. From 21 July 2026 the maximum drops to 19,600 €. Why the application has to come before the contract.

FundingHeating

22 June 20266 min read

ILB Funding Brandenburg 2026: 10,000 Euro Grant Plus Interest-Free Loan for Home Ownership

Anyone building or buying in Brandenburg can get a 10,000 euro grant and an interest-free loan of up to 230,000 euros through the ILB. What the 2026-2028 guideline offers and how to combine it with KfW.

FundingNew Build

Modern energy-efficient residential house in daylight, photo

15 June 20266 min read

Efficiency House 40: Requirements, Funding and What It Means for Construction

Efficiency House 40 uses only 40 percent of the primary energy of a reference building. What the standard requires and why it unlocks KfW new-build funding.

FundingNew Build

Classic older building with a brick facade and divided-light windows, photo

8 June 20266 min read

Jung kauft Alt (KfW 308): Buying and Renovating an Older Home to EH 85

The KfW 308 “Jung kauft Alt” programme funds buying and renovating an older home with a low-interest loan. From 3 August 2026 the loan amounts rise to as much as €180,000.

FundingRenovation

Modernised interior after energy renovation, photo

18 May 20265 min read

BAFA Funding 2026: Insulation and Windows at 20 % With an iSFP

BAFA funds insulation, windows and exterior doors with a 15 % grant. The individual renovation roadmap raises the rate to 20 % and doubles the eligible-cost cap to €60,000.

FundingRenovation

Documents and financial planning on a desk

4 May 20266 min read

Tax Credit under Section 35c or a Grant: When the 20 Percent Tax Reduction Pays Off More

The tax credit under Section 35c of the German Income Tax Act deducts 20 percent of your renovation costs straight from your tax bill, up to 40,000 euros over three years. When it beats a BAFA grant and where the either-or line runs.

FundingRenovation

Building plans and planning documents on a table, photo

27 April 20266 min read

Building permit in Brandenburg: documents, process and processing time

Which documents the building authority needs, how the path runs from preliminary design to approval, and what clients should arrange in parallel for site access and utility connections.

Building permitApproval

Construction site of a turnkey hall with cranes, photo

13 April 20266 min read

Turnkey construction in Brandenburg: the process phase by phase

From the first meeting through building permit, shell and interior fit-out to handover: how a turnkey project runs with a general contractor, shown with the hall built for BERTH Werbung in Gallun.

Turnkey constructionConstruction process