Gazundering is one of the most stressful experiences sellers can face in the UK property market. It happens when a buyer lowers their agreed offer just before contracts are exchanged, often at the last possible moment. Sellers, who may already have invested in legal fees and lined up their own onward purchase, suddenly face a painful choice: accept less than agreed or reject the reduction and risk the entire sale collapsing.
This guide explains what gazundering is, why it happens, its legal status, and how to respond if it happens to you. We also look at how gazundering compares with gazumping, provide real-world examples, and explore practical options such as cash buyers who can protect your chain.
While it can feel like a betrayal, most cases of gazundering stem from recognisable causes:
Structural issues, damp, or roof repairs revealed in a survey often prompt buyers to reduce their offer to cover repair costs. Sellers may view the cut as excessive, but buyers hold leverage so close to exchange.
If a lender values the property lower than the agreed price, buyers either find extra cash or renegotiate. This has become more common with tighter lending criteria.
In a slow or falling market, buyers may feel the property is overpriced compared with newer listings. They may reduce late on to reflect “market reality.”
Job loss, higher mortgage rates, or personal circumstances can mean the buyer cannot afford the original offer.
Some buyers deliberately wait until the last moment, assuming the seller is too committed to refuse. This type of gazundering is legal but widely criticised as unfair practice.
Yes — in England, Wales, and Northern Ireland it is fully legal because:
In Scotland, the position is different. Once the “missives” are concluded, the contract is binding, so gazundering is far less common. Buyers can still renegotiate if surveys uncover serious defects, but tactical reductions are rare.
This lack of early binding agreements in England and Wales is often blamed for both gazundering and gazumping.
Gazundering and gazumping are often confused, but they are opposites:
If you’d like to understand the seller’s side of the equation in more depth, see our full guide on what gazumping is and how to avoid it.
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Ask for evidence: survey reports, valuation letters, or proof of financial change. This helps you judge whether the reduction is genuine or tactical.
Accepting preserves the chain but loses value. Rejecting restores price integrity but risks months of delay.
Sarah had agreed to sell her flat for £285,000. Two days before exchange, her buyer reduced the offer to £272,000, claiming “market conditions.” Sarah’s onward purchase depended on her sale, but she felt the cut was unfair. Rather than accept, she contacted a cash-buying company. Within 48 hours she had a guaranteed £275,000 offer, with completion in two weeks. She lost £10,000 versus her original price but avoided a £13,000 loss — and kept her move intact.
Although you can’t eliminate the risk, you can reduce exposure:
Gazundering is when a buyer reduces their offer just before exchange, forcing sellers into a difficult decision. It’s legal in England, Wales and Northern Ireland but considered unfair. Some cases are genuine (surveys, valuations), while others are tactical. Sellers can accept, negotiate, or reject — but should always weigh alternatives like cash buyers, which offer certainty and speed without last-minute changes.
Gazundering and gazumping are two sides of the same coin: one driven by buyers, the other by sellers. For the complete picture, read our dedicated guide to gazumping and keep an eye out for our upcoming comparison of the two practices.
If you’ve been gazundered, you don’t have to settle for less.
Before you accept a reduced offer, see how Habello can protect your sale.
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