March 3, 2026
Rafał Radomski

Deposit or down payment when buying a flat - Basic differences.

The signing of the preliminary agreement is the moment when the important question arises: choose deposit or down payment on the purchase of a flat? Both forms imply the payment of a part of the price, but have completely different legal effects. They also differ in the level of protection of the interests of the buyer and seller.

With a decision such as buying a flat in Gdańsk Choosing the right solution has real financial significance. Particularly when the transaction depends on a mortgage or additional contractual terms. It is therefore worth understanding the basic differences before signing the documents.

What is a deposit when buying a flat?

A deposit when purchasing a property is a legal mechanism that realistically secures the performance of the preliminary agreement and reinforces the seriousness of the transaction.

A deposit on a flat - according to Article 394 of the Civil Code - is an amount given at the conclusion of a contract, which has certain financial consequences in the event of non-performance. If the buyer withdraws without legal grounds, the seller may retain the funds. On the other hand, if it is the seller who fails to fulfil the contract, the buyer has the right to claim the double amount of the deposit.

In practice, this means that the deposit is not a mere down payment, but a form of sanction and at the same time a safeguard of the interests of both parties. Importantly, when the transaction is finalised, this amount is credited towards the sale price of the flat.

When is the deposit on a flat forfeited?

This is most often the case when one of the parties evades signing the promissory contract without good reason. A problem can also arise when funding has not been adequately secured in the body of the contract. Therefore, in a decision such as deposit on housing It is advisable to carefully examine the provisions of the document and the conditions for withdrawal.

deposit flat

What is a down payment when buying a flat and what are the consequences?

Down payment on housing is a prepayment made towards the price of the property. Unlike a deposit, it does not constitute a specific security for the performance of the contract and does not have the sanctioning effects set out in the Civil Code. Its main function is to confirm the will to conclude the transaction and to partially settle the sale price.

In practice, this means that:

  1. In the event that the contract does not come to fruition, down payment on housing is, in principle, refundable.
  2. It is not possible to claim double the amount, even if the other party abandons the transaction.
  3. It forms part of the price settlement at the final notarial deed.
  4. It provides greater financial flexibility, but weaker safeguards for the parties' interests.

Deposit or down payment on a flat - key differences

Although both a deposit and a down payment imply the payment of part of the price, their legal effects are different. The following overview shows the most important differences from a transaction security perspective.

CriterionResidential depositAdvance payment flat
Legal natureContract security (art. 394 KC)Prepayment of the price
Non-performance of contract by the buyerThe seller may retain the amount ofAdvance payment refundable
Non-performance of contract by the sellerDouble refundRefund of the amount paid
Security strengthHighLimited
Function in the transactionMotivates to finaliseSettles part of the price

When deciding buying a flat in Gdańsk or Tricity Choosing the right solution affects the level of protection of the funds and the subsequent sales process.

What to choose when buying a flat in Gdansk?

Decision between deposit and advance payment should result from a risk analysis and the way in which the purchase is financed. With such transactions, not only the arrangements between the parties but also the precise provisions of the preliminary agreement are important.

Worth noting:

- making the purchase dependent on a mortgage or bank promise,
- verification of the land register and possible encumbrances on the property,
- the amount paid in and the consequences of losing it,
- the date of conclusion of the notarial deed and the payment schedule.

An informed choice of the form of deposit increases the security of the transaction and minimises the risk of disputes at a later stage of the sale.

buying a flat in gdansk

FAQ - Frequently asked questions about deposit and advance payment

What is the difference between a deposit and a down payment when buying a flat?

A deposit is a form of security for the performance of the contract and may be retained or doubled in certain situations. An advance payment is a prepayment of the price, which is generally refundable if the transaction does not take place.

Will the deposit on the flat be forfeited if the bank does not grant the loan?

It can be forfeited if there is no clause in the preliminary agreement making the purchase conditional on obtaining financing. This is why it is worth securing an appropriate clause when taking out a mortgage.

How much is the deposit when buying a flat?

The most common deposit is between 5% and 10% of the value of the property. The final amount is agreed individually between the parties and should be appropriate to the price and level of risk.

Is the housing down payment always refundable?

Yes, in the event that the contract does not come to fruition, the advance payment is in principle refundable. It does not have sanctioning effects, as is the case with a deposit.

Which is safer - a deposit or a down payment when buying a flat in Gdansk?

A deposit provides stronger security for the performance of the contract, but carries a greater risk of loss of funds. An advance payment offers greater financial flexibility, but weaker protection of the parties' interests - so the choice should be tailored to the specific transactional situation.

Rafał Radomski

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