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How to reduce risk when selling property

Practical guidance on hidden defects

Choose the situation you are facing and learn what you can handle yourself, what to consider throughout the property-selling process, and when professional support may help you save time, reduce costs or avoid unnecessary risks.

What counts as a hidden defect when selling property in Estonia?

Written by Sarah Fröhlich

Last updated

Understand what can count as a hidden defect, what the buyer is expected to notice and why clear disclosure matters when selling your property.

In brief

A hidden defect is generally a problem with the property that the buyer did not know about and could not reasonably have noticed or understood before buying. It can also be a problem when the property’s actual condition does not match what was agreed or what the buyer was reasonably led to expect from how it was described. The buyer is not expected to assess the property like a construction expert.

What this means in practice

  1. 1The property should match what the buyer was led to expect: Not every scratch or sign of age is a defect. What matters is whether the actual condition matches what was agreed and how the property was presented. For example, buyers can expect more from an apartment described as being in “great condition” than from one clearly sold as needing renovation.
  2. 2“Hidden” does not necessarily mean invisible: A problem does not have to be concealed behind a wall or floor. The question is whether an ordinary buyer could reasonably notice and understand it. A buyer is not expected to recognise technical problems like a construction expert.
  3. 3What the buyer already knows is important: If a problem is obvious or you clearly tell the buyer about it before the sale, the buyer may be considered aware of it. Important information should be disclosed clearly and preferably in writing, with relevant defects reflected in the sales contract, so there is a record of what the buyer was informed about.
  4. 4You may not know that a defect exists yourself: A hidden defect is not limited to problems the seller deliberately hides. A problem may only become apparent after the sale, and the seller may not have known about it beforehand. This is one reason why reviewing the property and the information available before selling can be useful.

Example

Imagine an apartment has had recurring moisture on one of the windows during winter. Directly under the window is a radiator. As a result, condensation forms under the windowsill, which can lead to mould growth. When the buyer visits, the windows are dry, so the problem is not obvious. If the seller says nothing and the mould appears after the sale, the buyer may argue that they could not reasonably have known about it. If the seller instead clearly describes the previous moisture problem, what was done about it and whether the cause is known, and provides this information in writing so it can be reflected in the sales contract, there is a clear record that the buyer was informed before the purchase.

What you can do

  • Look through the apartment, but also check what you know about the building, shared systems and previous problems.
  • Record known current problems as well as recurring issues and important repairs or damage from the past.
  • Describe what you actually know. If you are unsure about the cause of a problem, say that instead of guessing.
  • Give enough information for the buyer to understand what happened, what was repaired and what the situation is now.
  • Share relevant defects with the buyer before the sale and make sure important information is included in the sales contract where appropriate. This gives you a record of what the buyer was told.

When additional help may make sense

Some issues are worth checking with a specialist. If you notice signs of moisture, structural damage, electrical problems, unauthorised alterations or another issue you cannot confidently assess, a relevant professional can help clarify the condition and possible cause. If there are significant defects or you are unsure how an important issue should be disclosed or reflected in the sales contract, legal advice may also be useful.

How kode can help

kode’s guided checklist takes you through the apartment, building and relevant systems step by step, so important areas are less likely to be overlooked. The guidance helps you understand what to check, what details may need closer attention and where it may be worth involving a specialist. As you go, you can record known issues, repairs and uncertainties and create a structured disclosure document that you can share with the buyer and provide to the notary when preparing the sales agreement.

What defects and property information should a seller disclose to the buyer?

Written by Sarah Fröhlich

Last updated

Understand what information may matter to a buyer, how much detail to provide and what is worth putting in writing before the sale.

In brief

You do not need to disclose every small imperfection or inconvenience. Focus on information that could reasonably affect the buyer’s decision to buy, the price they are willing to pay or how they can use the property. This can include problems that may require significant repairs or costs, affect health or safety, limit how the property can legally be used, seriously disturb everyday living, or mean that the property is different from how it was described.

What this means in practice

  1. 1Think about the consequence for the buyer: Ask what the issue actually means for someone buying the property. Could it lead to significant costs, affect health or safety, limit how the property can be used or seriously affect everyday living? These issues usually matter much more than a small scratch or other normal wear.
  2. 2Think beyond the apartment itself: Relevant information is not limited to defects inside your apartment. Problems with the building, shared systems, apartment association or living environment can also matter.
  3. 3Your description of the property matters: If you describe the apartment as quiet, recently renovated or in excellent condition, the actual property should reasonably match that description.
  4. 4Listen to what the buyer specifically asks for: If the buyer makes clear that something is important to them, such as quiet surroundings or legal alterations, answer accurately and disclose what you know.
  5. 5Relevant history can matter too: A problem does not necessarily become irrelevant just because it was repaired. Previous leaks, moisture, recurring blockages or other significant problems may still be useful for the buyer to know, particularly if they happened repeatedly or you are unsure whether the underlying cause was fully resolved. At the same time, there is usually no reason to create a history of every minor maintenance job ever carried out.

Example

Imagine there is a small scratch on the kitchen worktop that is clearly visible during the viewing. Normal visible wear like this would usually not need a detailed written explanation. But suppose the apartment association has a significant bank loan or serious financial problems that will affect the buyer's future costs. The buyer cannot see this when looking around the apartment, but it may matter much more to their decision. This is the kind of information that should be brought to the buyer's attention.

What you can do

  • Think about what you would reasonably want to know if you were buying the property yourself.
  • Look beyond the rooms and consider the building, shared systems, apartment association, previous problems and relevant surroundings.
  • For important issues, record what happened, when it happened, whether it has happened more than once, what was done about it and what the situation is now.
  • If you do not know the cause or whether a problem has been completely resolved, say that rather than guessing.
  • Share important information with the buyer before the sale and provide relevant details to the notary so they can be reflected appropriately in the sales agreement.

When additional help may make sense

If you find an issue but cannot assess its condition or cause, a relevant technical specialist can help clarify it. If there is a significant defect and you are unsure how it should be described in the sales agreement, raise it with the notary before the transaction. Legal advice may be useful where the situation is unusually complex, there is already a disagreement with the buyer or you are particularly uncertain about your legal responsibility.

How kode can help

kode’s guided checklist takes you through the apartment, building, shared systems, apartment association, previous repairs and other relevant areas step by step, so you do not have to remember everything yourself. For each area, the guidance helps you understand what may be worth checking and what details may need your attention. You can record what you know, what was repaired and what remains uncertain as you go, and create a structured disclosure document to share with the buyer and provide to the notary when preparing the sales agreement.

How to reduce the risk of hidden-defect claims after selling property in Estonia

Written by Sarah Fröhlich

Last updated

Understand when a buyer may make a claim, what they could ask for and how clear disclosure before the sale can help reduce your risk.

In brief

A buyer can make a hidden-defect claim if they believe the property did not match what was agreed or reasonably expected and the problem already existed when the property was handed over. A claim does not automatically mean that the seller is responsible. What matters includes what the defect is, whether it already existed, what the buyer knew before buying and what information the seller disclosed. You cannot guarantee that a buyer will never make a claim, but clear and documented disclosure can significantly reduce uncertainty about what the buyer knew before the sale.

What this means in practice

  1. 1A claim usually starts with a problem discovered after the sale: The buyer may find moisture, heating problems, faulty systems or another issue and believe the property was already defective when they bought it.
  2. 2A claim does not automatically make the seller responsible: In a typical private sale, the buyer generally has to show that the property did not conform to the agreement and that the problem already existed when the property was handed over.
  3. 3What the buyer knew matters: If the buyer already knew about a defect before buying, this can affect whether they can later rely on it as a hidden defect. This is why clear disclosure is important.
  4. 4The seller does not have to deliberately hide something for a claim to arise: Seller liability is not limited to defects the seller knowingly concealed. A problem can sometimes lead to liability even if the seller did not know it existed.
  5. 5The buyer may ask for more than just a repair: Depending on the circumstances, possible remedies can include repair or reasonable repair costs, a reduction in the purchase price, compensation for damage or, for a sufficiently serious breach, withdrawal from the sale.
  6. 6Written disclosure helps show what was known before the sale: If an important defect is clearly disclosed and reflected in the sales contract, there is much less uncertainty later about whether the buyer was informed.

Example

Imagine you know that one bedroom is difficult to keep warm during winter. You mention it briefly during a viewing, but nothing is written down. After moving in, the buyer experiences the same problem and says they were never told. It may then become a dispute about what was said before the sale. If the issue was instead described clearly in writing and reflected in the sales contract, there is a record showing that the buyer knew about it before deciding to buy.

What you can do

  • Review the apartment, building information, shared systems and previous problems before putting the property on the market.
  • Record known defects, recurring problems, significant repairs and important uncertainties.
  • Be accurate about how you describe the property in the listing and during viewings.
  • Give relevant information to the buyer clearly and in writing before the sale.
  • Make sure important defects and agreements are brought to the notary's attention and reflected in the sales contract where appropriate.
  • Keep the documents and information that show what was disclosed to the buyer.

When additional help may make sense

If you find a significant technical problem that you cannot assess, a relevant specialist can help clarify its condition or cause before the sale. If you are unsure how a serious defect should be described in the sales contract, discuss it with the notary in advance or seek legal advice. Professional help is particularly useful if there is already a disagreement with the buyer or the legal situation is unclear.

How kode can help

kode helps you prepare before the problem becomes a dispute. The guided checklist takes you through the apartment, building and relevant systems step by step, helping you remember areas that might otherwise be overlooked and identify details that may need closer attention or specialist input. As you go, you can record known defects, previous problems, repairs and uncertainties in one place. The result is a structured disclosure document that can be shared with the buyer and provided to the notary when preparing the sales agreement. It cannot guarantee that a buyer will never make a claim, but it helps create a clearer record of what you checked, what you knew and what you disclosed before the sale.

Do you need an inspection, lawyer or broker before selling property in Estonia?

Written by Sarah Fröhlich

Last updated

Understand what different professionals can help with, when their expertise may be useful and what they cannot guarantee.

In brief

You do not automatically need an inspection, lawyer or broker before selling your property. Each can help with a different part of the sale, but hiring a professional does not by itself guarantee that a buyer cannot make a hidden-defect claim later. The better question is: what are you unsure about? A technical specialist can investigate a condition you cannot assess yourself, a lawyer can advise on complex legal questions, and a broker can help manage and market the sale. For a typical property transaction, the notary can also help make sure important information and agreements are properly reflected in the sales contract.

What this means in practice

  1. 1An inspection can give you more technical certainty: A specialist can take a closer look at visible signs such as moisture, cracks or electrical problems and assess issues within the scope of the inspection. But a standard inspection is usually non-invasive, so the specialist will not open walls, floors or other concealed structures and may therefore miss hidden problems. It also only reflects the condition at the time of the inspection, so seasonal or recurring issues may not be visible. Questions about the apartment association, previous problems or shared systems often require other sources, such as documents, the association or people familiar with the building.
  2. 2A lawyer can help with difficult legal questions: Legal advice can be useful if you have a significant defect, unusual ownership or permit issues, an existing dispute, or are unsure how a particular risk should be handled legally. A lawyer can advise on your situation, but cannot guarantee that a buyer will never make a claim.
  3. 3A broker mainly helps with the selling process: A broker can help with pricing, marketing, buyer communication and preparation of the transaction. A knowledgeable broker may also point out information worth clarifying, but a broker is not automatically a technical inspector or your legal adviser, and using one does not transfer the seller’s responsibility for the property to the broker. The recognised Estonian broker standard describes the role primarily as transaction intermediation, market analysis, consultation, marketing and assistance with preparing agreements.
  4. 4The notary can help with the sales agreement: Tell the notary about important defects, repairs, uncertainties and agreements before the transaction. The notary has a duty to explain the legal consequences of the transaction and can help make sure relevant information is expressed clearly in the contract. The notary is impartial, however, and does not inspect the technical condition of the property.
  5. 5Professional help does not replace disclosure: Even if a specialist has inspected the apartment or a broker is handling the sale, what the buyer was told still matters. Clear written disclosure remains one of the most practical ways to reduce uncertainty about what the buyer knew before purchasing.

Example

Imagine you notice moisture around a bedroom window but do not know why it appears. Hiring a technical specialist may help determine whether it is caused by condensation, a leaking façade or another problem. If the issue is significant, you may also want advice on how to describe it in the sales agreement. A broker could help manage the sale, but would not replace that technical assessment. None of these services can promise that a buyer will never make a claim. Their value is in helping you understand and handle the specific areas where you need additional expertise.

What you can do

  • Start by reviewing what you already know about the apartment, building, repairs and previous problems.
  • Note anything you cannot confidently assess or explain.
  • Use a technical specialist when you need to understand the condition or cause of a specific problem.
  • Ask for legal help when the issue is significant or the legal situation is genuinely unclear.
  • Tell the notary about important defects and agreements so they can be addressed appropriately in the sales contract.
  • Use a broker if you want help managing the wider selling process, rather than assuming you need one simply because of hidden-defect risk.

When additional help may make sense

Professional help is most useful when there is a specific question you cannot reasonably answer yourself. This could be a technical warning sign, uncertainty about whether alterations or documents are legally in order, a serious known defect, or an existing disagreement. You may need one type of specialist without needing the others.

How kode can help

kode helps you understand where you may actually need professional help before paying for it. The guided checklist takes you through the apartment, building, shared systems, previous repairs and other relevant areas step by step, helping you notice questions or warning signs that may deserve closer attention. For many points, the guidance helps you understand what you can check yourself and what information to look for. If something remains unclear or appears significant, you can then involve the relevant specialist for that specific issue. As you go, you can document what you know, what was repaired and what remains uncertain, and create a structured disclosure document to share with the buyer and provide to the notary when preparing the sales agreement.

This page provides general guidance only. It is not a formal property valuation or legal advice, and no action or service can guarantee a sale outcome.