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Man holding magnifying glass and tracking house value chart. SAM Conveyancing's guide on what is gazumping

What is Gazumping and How Do You Avoid It?

Last Updated: 11/09/2026
226
6 min read

Gazumping occurs in the UK property market when a seller accepts a higher offer from a new buyer at the last minute, despite having already accepted your initial offer. This abrupt change leaves you - the original buyer - out of pocket for non-refundable conveyancing costs and forced to search for a new home.

A property transaction is not legally binding until the exchange of contracts. If someone offers more money before this stage, the seller is legally permitted to change their mind and accept it.

Key Takeaways
  • Gazumping occurs when a seller accepts a higher offer before the exchange of contracts. While highly frustrating, it is completely legal in England and Wales.
  • A property transaction is not legally binding until contracts are exchanged, meaning the seller can change their mind at any point prior to this stage.
  • You can reduce the risk of being gazumped by acting quickly, securing a Mortgage in Principle early, and explicitly asking the seller to take the property off the market.
  • A lock-out agreement or a Home Buyers Protection Insurance Policy can help safeguard your financial investments (like survey costs) if the sale collapses.
  • Instructing a "No Move, No Fee" conveyancing solicitor ensures you will not be charged legal fees for a transaction that falls through due to gazumping.

Is gazumping illegal?

Gazumping is legal. In England and Wales, both parties only become legally bound to complete the transaction after the exchange of contracts has taken place. It is, however, widely considered unethical, as buyers invest significant time, effort, and money into a property purchase in good faith.

After an offer is accepted, a property listing will usually show as "Sold Subject to Contract" (SSTC). This means the offer is agreed and conveyancing has started, but contracts have not yet been exchanged. This window of time leaves room for gazumping.

Can you ask a seller to take a house off the market?

Yes, once your offer is accepted, you should immediately ask the seller to take the property off the market. While they are under no legal obligation to do so, removing the listing significantly decreases the risk of competing buyers submitting higher offers.

What is ghost gazumping?

Being gazumped is incredibly frustrating, but sometimes buyers question whether a competing offer actually exists. A "ghost offer" is entirely fabricated - there is no other buyer, and the seller or agent is simply trying to pressure you into increasing your offer. A reputable estate agent's internal compliance policies should strictly prohibit this practice.

How to avoid getting gazumped?

Even after accepting your offer, a seller might still entertain higher bids. If you are buying a home, here are the most effective ways to protect yourself from gazumping:

Get your Mortgage in Principle

Always obtain a Mortgage in Principle before making an offer. This proves that you are a serious, financially capable buyer and makes your offer far more secure and appealing to sellers.

Be prepared and act fast

Move swiftly through all aspects of the buying process. Book your property surveys immediately, instruct your solicitor early, and have your deposit funds ready. The faster you progress toward the exchange of contracts, the less time the seller has to consider other offers.

Get a lock-out agreement

A lock-out agreement (or exclusivity agreement) is a contract drawn up once your offer is accepted. It legally prevents the seller from considering or accepting higher offers from other potential buyers for a set timeframe, granting you exclusive rights to proceed with the purchase.

While effective, these agreements can slow down the initial conveyancing process, as your solicitor will need to draft and review the terms. The agreement may also require you to pay a non-refundable deposit.

Use No Move, No Fee conveyancing

The cost of buying a home is substantial. If you are unfortunate enough to be gazumped, you do not want to pay your solicitor for a failed transaction. By instructing conveyancing solicitors that provide "No Move, No Fee" protection, you are shielded from paying legal fees for a property that falls through.

High Risk: Financial Loss from Gazumping

Because you are not legally protected until the exchange of contracts, being gazumped can result in losing thousands of pounds in non-refundable conveyancing searches and RICS survey costs. Taking out a Home Buyers Protection Insurance Policy early in the transaction is strongly recommended to recover these specific losses.

Reduce the time between your offer and exchange

Minimising the time between placing your offer and exchange of contracts is the best way to shut out competing buyers.

There are two highly effective ways to speed up the process:

  • Instruct your solicitor before you even place an offer. This allows you to complete the initial ID checks, paperwork, and protocol forms in advance.
  • Choose a modern conveyancing solicitor who utilises email and digital portals. Firms that still rely heavily on the postal system can easily add weeks to their transaction timeline.

What to do if you have been gazumped?

Unfortunately, your legal options are incredibly limited if you get gazumped. Because the seller is not legally committed to the sale, any money you have spent on conveyancing searches and surveys before the exchange of contracts will be lost unless you hold specific insurance.

Keep registered with local estate agents

It can take multiple viewings and offers to secure a home, making the experience of gazumping incredibly disheartening. To recover quickly, stay in close contact with all the estate agents in your target area. Stay on their mailing lists, monitor property portals daily, and remind agents of your exact requirements so you can move quickly on the next opportunity.

Do estate agents like gazumping?

Contrary to popular belief, most estate agents do not encourage gazumping. While a higher offer might technically yield a slightly higher commission, it delays the sales process, creates administrative headaches, and causes severe dissatisfaction for their clients.

However, under the Estate Agents Act 1979, agents have a strict legal obligation to pass on all offers to the seller right up until contracts are exchanged. If someone makes a better offer, the agent must present it, and you may ultimately lose the property.

While gazumping remains a legal reality in the UK, being well-prepared, proactive, and building a strong relationship with the seller can help you minimise the risk.

Frequently Asked Questions

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Andrew Boast of Sam Conveyancing
Written by:

Andrew Boast FMAAT is a qualified accountant, conveyancing specialist and author with over 25 years of experience in the UK property sector. Since beginning his career in 2000 within established SRA and CLC-regulated conveyancing solicitor firms, Andrew has overseen the legal journeys of more than 75,000 clients.

He is the self-published author of the first-time buyer guide: How to Buy a House Without Killing Anyone, and a frequent contributor to mainstream UK media on legislative updates, property law, first-time buyer guides, conveyancing best practices, and stamp duty changes. Andrew specialises in resolving complex title issues, property conflict disputes, and property tax options, streamlining the enquiry process to reduce transaction times and maintaining a client-friendly focus.

Amanda Ambler Legal Content Reviewer & Senior Conveyancing Consultant
Reviewed by:

Amanda Ambler is a highly accomplished conveyancing specialist with over 15 years of dedicated experience across residential property law, legal compliance, and practice management. Having held senior roles, including Head of Legal Practice and Head of Conveyancing at established UK law firms, Amanda possesses a profound, hands-on understanding of the technical intricacies of the property market.

As the designated Legal Content Reviewer for SAM Conveyancing, Amanda ensures that every guide, legal update, and resource published meets the absolute highest standards of accuracy, regulatory compliance, and factual integrity. Her rigorous review process guarantees that complex property legislation and industry processes are communicated clearly, transparently, and safely for home buyers and sellers alike.


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