Buying guide

Buying a property: what to look out for

Before buying, check eight points: the land register, the declaration of division, the service charge and maintenance reserve, the minutes of owners' meetings, the energy certificate, rights of first refusal, your financing commitment and the draft contract. If you buy as a private person from a business, the notary must as a rule give you the draft 14 days before the appointment (§ 17 para. 2a Notarisation Act, Beurkundungsgesetz).

The list is written for flats, because that is where most needs checking. For a house, the declaration of division and service charge do not apply. The condition of the building weighs more instead.

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14 days usual period between the draft contract and the notarisation if you buy as a consumer from a business § 17 para. 2a Notarisation Act
2 months how long a tenant with a right of first refusal may take to decide whether to buy § 577 BGB (German Civil Code) in conjunction with § 469 BGB
up to 10 years termination protection period for own-use claims in Berlin after a rented flat is converted § 577a BGB (German Civil Code) with the Berlin state ordinance

The checklist at a glance

Each point below has its own section. The table shows where you get the document. If something is missing, ask early. A seller who hands over documents only after repeated requests is also telling you something.

Property purchase checklist: documents, points to check and where to get them
Document or pointWhat you checkWhere from
Land register extract, currentOwner, third-party rights in Section II, land charges in Section IIISeller, agent or notary
Declaration of division with division planWhat belongs to the flat, which special-use rights, how costs are sharedSeller or management
Budget plan and annual statementService charge, share paid into the reserve, back paymentsManagement, via the seller
Minutes of the last three years, resolutions registerapproved works, special levies, disputes in the communityManagement, via the seller
Level of the maintenance reserveAmount compared with works that are coming upAnnual statement or management
Energy performance certificateType of certificate, performance figure, type of heating, year of constructionSeller, at the latest at the viewing
Tenancy agreement, if letRent, deposit, stepped or index-linked rent, tenant's right of first refusalSeller
Floor plan and living space calculationWhether area and rooms match the brochureSeller or agent
Financing commitmentbinding loan commitment before the notary appointmentYour bank or your broker
Notary's draft contractDue date, handover, defects, special levies, inventoryNotary's office, when buying from a business usually 14 days before the appointment

Land register: who owns what

The land register answers two questions. Is the seller really the owner? And who else has rights in the property?

Section I answers the first question. The second needs more attention. Section II lists rights of residence, usufruct, rights of way and priority notices. A registered right of residence can mean that someone may stay in the flat until they die. That reduces the value considerably. Section III lists the land charges held by the seller's banks. They are normal, but they must be deleted before your money reaches the seller. The notary arranges this.

Insist on a current extract. How the sections are built up in detail is explained in the guide Notary appointment and land register.

Declaration of division and community regulations

The declaration of division sets out what belongs to you alone and what belongs to everyone. Individual ownership covers the flat itself. The stairwell, roof, facade and load-bearing walls are common property. In between are special-use rights, for example to a share of the garden, a cellar room or a parking space. If the parking space in the brochure is not in the declaration of division, it does not belong to you either.

The community regulations (Gemeinschaftsordnung) govern everyday life. May the flat be used commercially or let short-term? Who pays for the flat's own windows? How are costs shared? As a rule your co-ownership share decides, but the community regulations can provide otherwise. Details and the Berlin rules on conversion are in the guide Declaration of division and conversion ban.

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Service charge and maintenance reserve

The service charge (Hausgeld) is your monthly advance payment to the owners' association. It covers management, insurance, caretaker, cleaning, often heating and water, and a share for the maintenance reserve. If you let the flat, part of it can be passed on to the tenant and part cannot. Ask about both amounts.

More important than the size of the service charge is the reserve in relation to the work the building needs. The law requires an adequate reserve (§ 19 para. 2 no. 4 WEG, Condominium Act) but names no amount. You can only see whether it is enough when you put the reserve and the upcoming works side by side. An example:

Worked example, special levy: a flat's share of a roof renovation according to co-ownership share
ItemCalculationAmount
Approved roof renovationaccording to the minutes€180,000
Withdrawal from the reserveaccording to the resolution€100,000
Special levy for all owners€180,000 minus €100,000€80,000
Your co-ownership shareaccording to the declaration of division30/1,000
Your share of the special levy€80,000 × 30 ÷ 1,000€2,400

Example with assumed figures. The community regulations can set a different allocation key for individual costs.

Who pays if the levy has already been approved but only falls due after you are entered in the land register? Towards the community, under the case law of the Federal Court of Justice, it is owed by the owner at the time it falls due, so possibly you. Between themselves, buyer and seller can agree otherwise in the purchase contract. That is exactly what should be in it. More in the guide Service charge, special levy and maintenance reserve.

Energy certificate and heating

The seller must show you the energy performance certificate at the latest at the viewing, without being asked (§ 80 Building Modernisation Act, Gebäudemodernisierungsgesetz, formerly the Building Energy Act). After the purchase contract you receive it in hand.

Check which type of certificate it is. A consumption-based certificate shows how much the previous occupants heated. If they were frugal or the flat stood empty, the building looks better than it is. The demand-based certificate calculates from the building itself and is easier to compare. Also ask about the age of the heating system. An old oil or gas boiler can trigger an obligation to replace it after the purchase. What to check on this at the viewing is in the viewing checklist, and the basics on the certificate are in the guide Energy performance certificate.

Rights of first refusal and tenants

Two rights of first refusal can take away a purchase you thought was certain.

The first belongs to the tenant. If the flat was converted into owner-occupied property after the tenant moved in and is now being sold for the first time, the tenant may step in on your terms (§ 577 BGB, German Civil Code). The tenant has two months. The second belongs to the district under the Building Code (Baugesetzbuch), above all in social preservation areas (Milieuschutz). Since a ruling of the Federal Administrative Court in 2021, it is only rarely exercised. The notary makes the enquiry to the district.

If you buy a let flat to move in yourself, also check the termination protection period. After a conversion it is up to ten years in Berlin. Details are in the guide Tenant's right of first refusal, on the social preservation area map and in the chapter Buying a let flat.

Living space and floor plan

The square-metre figure in the brochure is the basis for the price per square metre. Ask which method was used to calculate it. For flats, the Living Space Ordinance (Wohnflächenverordnung) is widely used. Under it, areas under sloping roofs with a clear height of one to two metres count only half, and under one metre not at all. Balconies and terraces usually count at a quarter, at most at a half (§ 4 WoFlV).

For a top-floor flat, that can easily make a difference of ten square metres, depending on how it was calculated. Take the floor plan with you to the viewing and measure two or three rooms. If the dimensions differ clearly, ask to see the living space calculation. If the floor plan in the declaration of division does not match the flat, for example because walls were moved or a room was added from the loft, ask about the permit and whether the owners agreed.

Financing commitment before the reservation

Many buyers reserve first and ask the bank afterwards. That is the wrong order. If the bank declines or values the property below the purchase price, the reservation is used up and the seller is annoyed.

Distinguish between two papers. A financing confirmation says that a bank has checked your figures and considers a loan of this size feasible in principle. It shows the seller that you can seriously buy. The loan commitment comes later, once the bank has also checked the property. Only it gives you certainty for the notary appointment.

At BBI, Maximilian Vigansky sorts out the financing with you. He is a mortgage broker with a licence under § 34i GewO (German Trade Regulation Act) and presents you with offers from several banks. How much equity makes sense is explained in the article Equity when buying a property, and the route to the bank is described in Mortgage financing in Berlin.

The draft contract: use the 14 days

The notary writes the draft. If you buy as a consumer from a business, such as a developer, you usually receive it two weeks before the notarisation (§ 17 para. 2a BeurkG, Notarisation Act). When buying from a private seller, this period does not strictly apply, but you should still take the two weeks. Read the draft in full and mark these passages:

  • Purchase price due date. Which conditions must be met before you pay? A registered priority notice, cleared rights of first refusal and the documents for deleting existing charges are usual.
  • Handover. A specific date, or payment as the trigger. From handover you normally bear the service charge and property tax.
  • Defects. When buying from a private seller, liability for defects is usually excluded. This does not apply to defects the seller fraudulently concealed (§ 444 BGB, German Civil Code). What the seller has promised you therefore belongs in the contract.
  • Special levies. Who bears amounts that are approved but not yet due?
  • Inventory. List the kitchen and furniture separately at a realistic value. No real estate transfer tax (Grunderwerbsteuer) is charged on these.

Send requests for changes to the notary's office before the appointment is set. What happens on the day itself and what the additional purchase costs come to are covered in the guides Notary appointment and land register and Additional purchase costs in Berlin. The order of all the steps is shown in the article Purchase process up to the keys.

Legal notice. This article reflects the situation as of 28 October 2026 and is intended as a first orientation. It does not replace legal or tax advice in the individual case. As estate agents we may not and do not wish to provide legal advice. For binding information, please contact a lawyer or a tax adviser.

Sources

Frequently asked questions

What to look out for when buying: frequently asked questions.

Answers as of: 28 October 2026

Which documents do I need before buying a flat?

A current land register extract (Grundbuch), the declaration of division (Teilungserklärung) with division plan, the budget plan and the last annual statement, the minutes of the owners' meetings of the last three years, the energy performance certificate, the floor plan and the living space calculation. If the flat is let, the tenancy agreement is added.

How much maintenance reserve is enough?

The Condominium Act (Wohnungseigentumsgesetz) requires an adequate reserve but names no amount. It depends on how the reserve compares with the work the building needs. If the minutes mention the roof, facade or heating and the reserve does not cover them, a special levy is likely.

Who pays a special levy that was approved before I bought?

Towards the owners' association, under the case law of the Federal Court of Justice, it is owed by whoever is the owner when it falls due. That can be you. In the purchase contract you can agree with the seller that he bears the amount or that the purchase price is reduced accordingly.

Can the tenant take the flat away from me when I buy?

Only if the flat was converted into owner-occupied property after the tenant moved in and is now being sold for the first time. In that case the tenant may buy on the same terms within two months (§ 577 BGB, German Civil Code). The declaration of division and the tenancy agreement show whether this applies.

What belongs in the draft purchase contract?

Look at the terms for when the purchase price falls due, the handover date, the provision on defects, who bears approved special levies and a separate list of any furnishings sold with the flat. Anything the seller has promised you verbally should be in the contract in writing.

Why should financing be in place before the reservation?

Because the bank values the property itself and may decline or lend less. If you only apply after reserving, the deadline may run out. A financing confirmation in advance also shows the seller that you can pay.

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