Tenant Rights: Heater Replacement in Social Housing, Germany

Modernization & Cost Allocation 3 min read · published September 07, 2025

Many tenants in Germany face a heating replacement in social housing and wonder whether they can contest the measures. This article explains in clear language what rights tenants have, which modernization rules under the GEG apply, and when cost allocation or rent increases are permissible. You will learn how to meet deadlines, which evidence helps, and which official forms and courts have jurisdiction. The language remains simple, with practical steps for documentation, filing objections, and taking matters to the local court. The goal is to give tenants confidence, review options, and find the appropriate authorities or templates in Germany. At the end you will find checklists and notes on preserving formal deadlines and when legal advice is sensible.

What tenants need to know

For a planned heating replacement, landlord obligations from the Civil Code and special energy rules apply; read the announcement carefully and compare it with §535 et seq. BGB and the Buildings Energy Act (GEG).[1][2] Key factors are the scope of the work, duration of disruption and whether it is a modernization or mandatory remediation.

  • Check the notice period and the stated timeframe carefully, deadlines are often short.
  • Collect the written notice, photos of the condition before the work and all appointments.
  • Keep a defect and time log to document disruptions and costs.
  • Contact the property management in writing and request detailed cost breakdowns.
Detailed documentation increases your chances when objecting or in court.

Legal bases briefly

Important rules are in the BGB (landlord duties, rent reduction) and the GEG (energy requirements). In disputes, local courts (Amtsgericht) are competent; fundamental interpretation questions may be decided by the BGH.[1][2][3]

Tenants are entitled to basic habitability and may reduce rent for significant impairments.

Forms and templates

There are no uniform nationwide private templates for every case, but typical documents include:

  • Termination letter template from the BMJ (if special termination rights arise) – use only after legal review.
  • Defect notice / request for remedy (written, with deadline) – example: letter with date, defect description and deadline.
  • Filing a claim at the local court (e.g., declaratory or enforcement action) under the rules of the ZPO if the landlord does not respond.

How to contest the heating replacement

If you want to assess whether contesting the replacement is promising, proceed step by step: documentation, meet deadlines, formal objection and legal review. A timely objection can lead to mediation or an agreement with property management.

  • Collect evidence: photos, messages, appointments and witnesses.
  • Send a formal defect notice with a specific remedy deadline.
  • Observe deadlines: respond within the stated or statutory periods.
  • If no agreement is possible, prepare a claim at the local court or a declaratory action.
Respond promptly to landlord letters to avoid losing your rights.

FAQ

Can the landlord in social housing simply replace the heating and pass costs on to tenants?
Not automatically; cost allocation is only possible for lawful modernization measures and must be legally reviewed. Tenants can contest rent increases or cost allocation.
When should I file an objection?
Immediately after receiving the notice if the measure is unclear, deadlines are insufficient, or costs seem unreasonable.
Which deadlines are important?
Objection deadlines in the notice, statutory deadlines for remedying defects and court deadlines under the ZPO must be observed.

How-To

  1. Read the notice completely and note all dates.
  2. Collect evidence by photo and log.
  3. Send a written defect notice with a deadline to the property management.
  4. Contact the competent local court or a legal advice center if no solution is reached.

Help & Resources


  1. [1] Bürgerliches Gesetzbuch (BGB) – Gesetze im Internet
  2. [2] Gebäudeenergiegesetz (GEG) – Gesetze im Internet
  3. [3] Bundesgerichtshof (BGH) – official site
Bob Jones
Bob Jones

Editor & Researcher, Tenant Rights Germany

Bob writes and reviews tenant law content for various regions. They’re passionate about housing justice and simplifying legal protections for tenants everywhere.