What Should the Seller Do If the Buyer Backs Out at the Last Minute?

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What should the seller do if the buyer backs out at the last moment? The short answer is this: if a deposit has been taken for the vehicle, that money must in principle be refunded; since an oral or simple written agreement is invalid in a vehicle sale, the only things that strengthen the seller's hand are a valid contract drawn up before a notary and provable items of damage. In other words, rather than angrily trying to keep the deposit, it is far more profitable to know what you legally hold and to manage the resale process calmly.
Highlights
- A vehicle sale is only valid with a written contract before a notary; oral and simple written agreements are invalid.
- Under the legal framework, there is no independent type of payment called a deposit; money is either a binding payment or a withdrawal payment.
- A deposit given under an invalid contract must be refunded under the provisions of unjust enrichment.
- A withdrawal payment is binding only if it is expressly agreed upon in a valid contract and proven.
- There is no legal limit on the deposit amount; in practice, a deposit of up to 10% of the sale price may be requested.
Does the Deposit Burn? The Difference Between Legal Fact and Hearsay
I say this as the confession of someone who has been watching this market from the inside for more than thirty years: one of the most deeply rooted beliefs in the market is that if the buyer backs out, the deposit is automatically forfeited. Legally, this is not true. The Turkish Code of Obligations contains no direct concept called a "deposit"; this payment in practice is addressed by two separate institutions.
The first of these is the binding payment, or in old terms, the bid money (TCO Art. 177). Money given when the contract is made is considered a binding payment unless otherwise agreed. In this case, even if the buyer backs out, the seller is obliged to return this money; the seller can only offset against the deposit the damage they suffered due to the withdrawal and can prove. The practice of the Court of Cassation is also in this direction: a seller who cannot prove their damage refunds the deposit.
The second is the withdrawal payment, or the regret money (TCO Art. 178). If a withdrawal payment has been agreed, the party who gives it forfeits the money if they withdraw; the receiving party, that is, the seller, must return double what they received if they withdraw. A harsh but balanced arrangement. The critical point is this: the burden of proving that the payment is a withdrawal payment lies with the seller. Payments that cannot be clearly proven are considered binding payments. The popular saying "the deposit burned" is mere hearsay arising from the confusion of these two concepts.
Why Doesn't an Oral or Simple Written Agreement Bind the Seller?
Everything explained so far assumes the existence of a valid contract. This is exactly where the seller most often falls into the trap. Under Article 20 of the Highways Traffic Law, second-hand vehicle sales must be carried out before a notary; ownership of the motor vehicle can only be transferred with a written sales contract drawn up before a notary. Oral or simple written vehicle sales contracts are invalid. Vehicle sale promise contracts must also be made before a notary.
The practical consequence of this rule for the seller is this: in an invalid contract, the withdrawal fee clause is also invalid. Even if you write on paper that the deposit is non-refundable, that clause does not bind you. The Court of Cassation General Assembly has also ruled in this direction, emphasizing that even if the contract is invalid, the withdrawal fee received must be refunded under the provisions of unjust enrichment. Likewise, the penalty clause provisions in contracts that do not comply with the official form are also invalid; you cannot demand a penalty from a buyer who withdraws based on a simple written agreement.
In other words, the first thing a seller whose deal falls through at the last minute should do is to honestly assess the legal nature of the document in hand. Even many years ago, everyone knew the risk of conducting transactions without a notary appointment; now the law explicitly requires a notary, and there is no legal basis left behind a handshake.
Ways to Protect the Seller: Notary, GOS and the Correct Deposit

A seller who genuinely wants to benefit from the withdrawal fee provision must meet three conditions together: the payment must be agreed in writing, the main contract must be valid, and this agreement must be provable. If any one of the three is missing, what you are left with is a payment in the nature of a binding fee.
For parties who want to make a preliminary agreement, there are examples of notarized vehicle sale promise contracts in exchange for a deposit; in these contracts, the fate of the deposit in case of withdrawal can also be regulated. This is the healthiest way for a seller who wants to bind a serious buyer without waiting for the transfer process.
On the payment side, the Turkish Union of Notaries' Secure Payment System (GOS) comes into play. The system takes the sale price into a guarantee account and carries out the payment simultaneously with the transfer process; thus both the buyer and the seller are protected. Ziraat Bankası and VakıfBank's similar secure vehicle sale systems and the exchange services accessed through e-Devlet also serve the same purpose. Another practically important innovation is that, as of January 1, 2026, with the completion of fees payable at the notary, the sale and purchase can be finalized at the same time.
As for the deposit amount: there is no legal upper limit, but in practice, a deposit of at most 10% of the sale price can be requested before the sale is completed. For a vehicle worth 100,000 TL, a deposit of around 5,000 TL can be given as a reasonable example. A small deposit makes it cheap for the buyer to withdraw; it does not compensate the seller's loss. An excessively large deposit, on the other hand, increases the risk of a refund lawsuit in case of dispute.
If a Dispute Arises: Proof, Arbitration Panel and the Limit to Watch
The buyer has withdrawn and the seller wants to offset their loss against the deposit. At this point, it relies not on will alone, but on the power of proof. The accepted evidence will sound familiar:
- A bank receipt or wire transfer slip with the word "deposit" in its description
- WhatsApp or SMS correspondence
- Witness testimony
- Audio and video recordings
That is why the essence of the matter is to keep every correspondence instead of deleting it, and to receive the payment through the bank, not in cash. In consumer transactions, an application to the Consumer Arbitration Committee is also possible; According to 2025 monetary limits, disputes up to 66,000 TL go to the district committee, 66,000-104,000 TL to the provincial committee, and disputes above that go to the Consumer Court. Applications can be made through TUBIS, e-Government, or the district governor's office; decision periods vary between 3 and 8 months, and appeals against a decision must be filed within 15 days. It is worth taking into account that these figures are updated annually.
One limit should also be pointed out: refusing to refund a deposit is not a crime by itself. However, if it turns out that the seller never intended to sell in the first place and engaged in fraudulent behavior, aggravated fraud provisions may come into play. The line between holding on to a deposit and fraud should not be blurred.
Pricing Strategy When Preparing the Abandoned Vehicle for Resale
When the legal side is done, the real issue stands before you: re-listing the vehicle for sale. This is not something to be done at any moment you wish; setting the value correctly comes above everything else. Vehicles priced above their market value sink to the bottom of the sales queue; in 2026, the main factors that determine value, such as mileage, damage record, and model year, must be taken into account in a data-driven manner. If you removed your vehicle from the listing after receiving a deposit, re-listing also means realigning with the market's current price.
The overall pace of the market also affects expectations. More than 6 out of every 10 vehicles sold are 10 years old or older; the market's rhythm is shaped by credit conditions, interest rates, and regulations. According to July 2026 reports, second-hand sales up to the 15-year and 350,000-kilometer limits show a monthly increase of 5%. In such periods, a reasonably priced vehicle still finds a buyer quickly; stubbornness on price, however, leaves the listing hanging for weeks.
Revising the Price After Repeated Abandonments
Another buyer came along, showed interest, even gave a deposit, then backed out. A single incident can be tolerated; but repeated abandonments on the same listing are usually a sign that the price is ahead of market perception. In this case, if a quick sale is the priority, it would be wise to revise the price or consider trading in or selling to a dealer. Let us also remind you that more than three second-hand vehicle sales in a calendar year are considered commercial activity; an individual seller who sells frequently must be aware of the tax dimension.
One more note on the regulatory side: the 6-month and 6,000-kilometer rules for second-hand car sales and the listing restriction regulations have been extended by six months. So when you want to list your vehicle once, abandon it, and list it again, do not act without checking the current listing rules.
Small but Decisive Precautions to Take Before the Process
The most practical way to reduce the pain of a last-minute abandonment lies in a few precautions taken at the beginning of the process. Viewed from the perspective of long years, the unchanging truth is this: what underpins the deal is not the word given that day, but its form on paper.
- Make a pre-sale agreement certified by a notary with the serious buyer in exchange for a deposit; and regulate what happens to the deposit in case of withdrawal right there.
- Receive the deposit through the bank, with its purpose stated in the description; the risk of cash in hand and a signature on a blank sheet of paper is yours to bear.
- Collect the full sale price at the moment of transfer, if possible via GOS or similar secure payment systems like an escrow account.
- Gauge how serious the buyer is before taking down the listing; removing a listing without a deposit is the scenario that victimizes the seller the most.
- Keep every correspondence; in a dispute, a written trail is stronger than verbal memory.
As a closing word, let us say this: a buyer backing out at the last minute is nerve-racking, no denying it. But in this market, the way to avoid turning an emotional loss into a financial one is to know the legal nature of the deposit, to provide the form that makes the agreement valid, and to reposition the vehicle according to market data after a withdrawal. Not a hollow consolation, but the habit of decades of experience: a seller whose documents are in order knows how not to lose money, no matter how many times they have to relist the vehicle.
Sources
- Deposit Refund: What Happens If the Buyer Backs Out? 2026
- Refund of the Deposit Paid for the Sale of Real Estate and Vehicles in Case of Withdrawal and Penalty Clause Arrangements
- Is the Deposit Forfeited in Case of Withdrawal?
- Vehicle sale with a simple written or oral agreement
- Vehicle Promise-of-Sale Agreement Sample (Deposit and Notary Rule)
- Secure Payment Service - Türkiye Notaries Union
- Data-Driven Pricing in Used Vehicle Sales
- 7 Factors Affecting Used Vehicle Prices in 2026
- The balances have shifted in the used car market
- July 2026 Used Car Report
- Six-Month Extension in the 6-Month - 6,000-Kilometer and Listing Restriction Regulations for Used Vehicle Sales
- The Sale of More Than Three Used Motor Vehicles Being Considered a Commercial Activity
- How Much Should a Vehicle Deposit Be?
- Deposit Processes in Vehicle Purchase