All about this insurance: Buildings insurance
Is buildings insurance mandatory in Germany?
Insurance broker / Insurance questions / Buildings insurance
In short
Only if they are listed in the policy or the tariff expressly includes them. Many German policies cover small outbuildings such as a garden shed up to about 25 to 40 square metres at no extra cost. Garages and carports often have to be named. Adding a garage to your house policy usually costs only about EUR 10 to 20 a year.
Published rules and values for outbuildings, plus our own conversion to the premium.
| Example | Typical range |
|---|---|
| Garden house or shed up to about 25 to 40 m², policy that includes it | EUR 0 extra |
| Garage with sum insured in 1914 values | plus 700 Marks (1914 value), just under EUR 10,000 rebuilding value in 2018 |
| Single garage in the house policy, house premium about EUR 450 | about EUR 10 to 20 a year more |
| Double garage in the house policy, house premium about EUR 450 | about EUR 20 to 40 a year more |
As of September 2026. The area limits and the garage value come from public sources. The garage premiums are guide values from our quoting practice, converted via the share of the sum insured; we obtain the exact quote for you.
Worked example
How to get the whole plot covered when a garage and garden house are added after buying the house.
| House, current premium | EUR 450 a year |
| Detached garage, named in the policy | about EUR 10 to 20 |
| Garden house 12 m², included in the policy | EUR 0 |
| Fence and gate for an extra premium | a few euros, depending on the policy |
Together about EUR 460 to 480 a year, and after a loss there is no argument about whether the garage is covered.
Outbuildings (Nebengebäude) stand on the same plot but are not firmly joined to the house: a detached garage, carport, garden shed or tool shed. An attached garage under the same roof usually counts as part of the house itself.
Each policy handles outbuildings differently. Some set a floor area limit, some a value limit, and others require every building to be named individually.
| Structure | Usual position | What to do |
|---|---|---|
| attached garage | usually part of the house | state living space and construction correctly |
| detached garage | often only if named | have it listed in the policy |
| carport | free, surcharged or via the sum insured, depending on policy | ask explicitly |
| garden shed up to about 25 to 40 m² | free in many policies | check the limit in your terms |
| fence, wall, pool, kennel | usually not covered | add for an extra premium |
Many German policies calculate the sum insured in 1914 values (Wert 1914), a notional price level that is indexed to today's building costs. Insurers often add a flat 700 Marks (1914 value) per garage, twice that for a double garage. This is not a cap: after a total loss, the cost of rebuilding counts.
The premium rises in the same proportion as the sum insured. For a typical family home a garage therefore adds only a few percent, usually around EUR 10 to 20 a year. A separate policy just for a garage almost always costs much more.
If you build a garden house or carport after taking out the policy, you must report it. Otherwise the new building may not be covered, or the sum insured may no longer be enough.
Vandalism to outbuildings is not included in every policy. And what is inside, such as a lawnmower, bikes or tools, is not part of buildings insurance but of contents insurance (Hausratversicherung), often with low limits for outbuildings.
If you only have a small tool shed and your policy includes outbuildings up to a certain size, it is already covered. A look at the terms is enough.
A simple shed worth a few hundred euros does not have to be insured at any price. It matters for garages, large garden houses and buildings with electricity or heating.
Questions and answers
Only if your policy includes it or it is named in the contract. Some insurers include it for free, others charge extra.
Yes, if it exceeds your policy's limit for outbuildings. If in doubt, report it; it costs little.
Only if it is expressly named in the policy. Otherwise it needs its own cover.
Usually not. Most insurers let you add fences, walls and similar structures for an extra premium.
No. Your car insurance is responsible for the car, your contents insurance for the rest of what is inside.
It is a notional value based on 1914 building prices that insurers index to current costs. It keeps your sum insured in line with rebuilding costs.
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NAMMERT Assekuradeur GmbH, insurance broker licensed under section 34d(1) of the German Trade Regulation Act, broker register no. D-C08Q-TOSD4-37. For boat and yacht insurance we act as underwriting agency, not as broker. Statutory disclosure (German) · Updated
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