Selling house privately to a friend

At a Glance

Selling a house privately to a friend in the UK is legal and possible, but it comes with real risks that straightforward open-market sales do not. From tax implications and mortgage complications to legal paperwork and the strain it can place on a friendship, this guide covers everything you need to consider before agreeing to a private sale, so you can make the right decision for your home and your relationship.

What Selling a House Privately to a Friend Actually Means

A private house sale means selling your property without instructing an estate agent. Rather than having a professional market your home, vet buyers, manage viewings and negotiate offers, you handle all of that yourself, or in this case, you skip much of it because you already have a buyer lined up.

When that buyer is a friend, it can feel like the simplest path forward. No listings to write, no viewings to host, no negotiation with strangers. But the process that follows, the legal steps, the financial checks and the conveyancing, remains the same as any other property sale. What changes is who you are doing it with, and that brings its own set of complications.

According to GetAgent's research, over 1.2 million UK homeowners have used GetAgent to compare local estate agents. Many sellers choose professional representation because a well-matched agent can make a significant difference to both sale price and how smoothly the transaction runs.

That does not mean a private sale to a friend is impossible. It means you need to go in with your eyes open.

The Key Risks of a Private Sale Between Friends

You Lose Open-Market Price Competition

In an open-market sale, multiple buyers competing for your property can push the final price upward. When you agree privately with a friend, you remove that competitive dynamic entirely. The price you and your friend agree on is the price you get, with no outside offers to test whether the market would pay more.

Estate agent fees in the UK average 1.18% plus VAT, according to GetAgent's research. On a £350,000 home, that is around £4,900 including VAT. Saving that figure sounds appealing, but if a competitive open-market sale had achieved even 2% more on the asking price, the saving on fees would be outweighed by the difference in proceeds.

Choosing the right agent and using performance data to identify who achieves the strongest results in your area is often a better financial decision than avoiding agency fees altogether. You can compare local agents by their performance data on GetAgent to understand what the difference might look like for your property.

The Sale is Built on Friendship, Not a Formal Process

In a traditional sale, your estate agent qualifies buyers, verifies their position and keeps the process moving. Without that layer, you are relying on your own relationship with your friend to do the work that a professional would normally manage.

This can create practical problems. If your friend is in a chain and struggling to sell their own home, you may feel reluctant to press them in the same way you would a stranger. If they miss a deadline or need more time, the natural impulse is to accommodate them because they are a friend, not a counterparty in a transaction. Those accommodations can cost you time and money, and sometimes the chain itself.

A Non-Arm's-Length Transaction Carries Legal Scrutiny

In legal terms, a sale between people who know each other is called a non-arm's-length transaction. This is distinct from an arm's-length transaction, where buyer and seller have no prior relationship, and the price reflects genuine market conditions.

Non-arm's-length transactions are not illegal, but they are scrutinised more carefully, particularly by HMRC and by mortgage lenders. If you sell below market value to someone connected to you, such as a close relative or business associate, HMRC may calculate Capital Gains Tax using the property's open market value rather than the price actually paid. A sale to a friend is not automatically treated in the same way, but below-market or non-commercial arrangements can still raise tax questions, so professional advice is essential before agreeing a discounted price. Depending on the gap, Inheritance Tax and Stamp Duty Land Tax considerations may also arise.

Your conveyancing solicitor will advise on the specific tax implications for your situation. This is not an area to navigate without professional guidance.

For a fuller explanation of how property-related tax can affect a sale, read GetAgent's guide to Capital Gains Tax on property.

Your Friend Needs to Be Financially Ready

Even in a private sale, the financial checks do not disappear. If your friend is buying with a mortgage, their lender will carry out its own independent valuation of the property. If the lender values your home lower than the agreed price, your friend may not be able to borrow enough to complete the purchase.

Before you go any further with plans, ask your friend to obtain a Mortgage in Principle from their lender. This is a written indication that a lender is prepared to offer them a mortgage up to a certain amount, subject to full application. Without this, you have no reliable confirmation that the sale can proceed, and your own plans, including any onward purchase, may be built on uncertain ground.

The Survey Can Reveal Things Friendship Cannot

A property survey is important in any sale, but it is particularly important when the buyer is someone you know. If a structural issue or safety problem comes to light after completion and no survey was carried out, the damage to the friendship is likely to far exceed any awkwardness around commissioning one beforehand.

Encourage your friend to instruct an independent RICS-qualified surveyor to assess the property before exchange. RICS explains the different home survey levels available, including Level 1, Level 2, and Level 3 surveys, so buyers can choose the right level of detail for the property. A clear survey report protects both of you and removes any question of what was or was not known before contracts were exchanged.

The Legal Steps You Cannot Skip

You Still Need a Conveyancing Solicitor

Technically, you are not legally required to use a solicitor to sell your home in England and Wales, but in practice, proceeding without one creates serious risk. A conveyancing solicitor manages the legal transfer of ownership, prepares and reviews contracts, conducts property searches and ensures the Land Registry is updated when the sale completes.

Where the buyer is a friend, having a solicitor is even more important. They provide a professional layer between the two of you, ensuring that the legal process runs correctly regardless of your personal relationship. Both parties should usually instruct their own, separate conveyancing solicitors. Acting for both buyer and seller can create conflict-of-interest issues, especially where the parties know each other, so each side should take independent advice.

The Law Society's guidance on selling a home explains what a solicitor can do during the sale process, including protecting your interests if legal issues arise.

An EPC Is a Legal Requirement

An Energy Performance Certificate is required by law whenever a property is sold or rented out in the UK, including in a private sale. This rule applies whether or not you are using an estate agent. You need a valid EPC in place before the property is marketed or a sale is agreed, and failure to have one can result in a fine.

You can check whether your property has a valid EPC via the government's EPC register. If yours has expired or does not exist, you will need to commission a new assessment from an accredited assessor before proceeding.

The Documents You Will Need

Selling without an agent does not reduce the paperwork. The legal documents required for a private house sale are the same as those in any other transaction. You will need to have the following ready:

Your solicitor will guide you on which documents are relevant to your specific property, but having this paperwork prepared early will prevent delays later in the process.

What Happens If You Have Already Instructed an Estate Agent

If you have an existing agreement with an estate agent when you decide to sell to a friend privately, you need to read your contract carefully before taking any steps. Many agency agreements include a sole agency or sole selling rights clause, which means the agent is entitled to their fee even if you find your own buyer during the contract period.

The distinction matters. Under a sole agency agreement, you may be able to sell privately without paying the agent if the buyer was genuinely found through your own efforts. Under a sole selling rights agreement, the agent's fee is typically due regardless of how the buyer was found. Your solicitor can review your contract and clarify your obligations before you proceed.

When a Private Sale Makes Sense and When It Does Not

Not every private sale between friends ends badly. There are circumstances where it can work, particularly where both parties are experienced, financially prepared and realistic about price. However, the conditions required for a smooth outcome are specific.

If any of the conditions in the right-hand column apply, it is worth pausing before committing to a private sale.

For most sellers, using an agent whose performance data shows a strong record of achieving the asking price in your area is the more secure route. Use our comparison tool to see which agents perform most strongly in your postcode before deciding.

References

• GetAgent, comparison tool
• GetAgent, Capital Gains Tax on property
• HM Government EPC Register
• HMRC guidance on Capital Gains Tax when selling your home
• The Law Society, selling a home
• RICS, house surveys