Exiting the UK private rental sector: What individual landlords need to know about tax

The withdrawal of full mortgage interest relief, alongside higher borrowing costs, increasing regulation and compliance requirements, has significantly reduced profitability for many landlords, prompting some to reconsider their long-term investment strategy. 

But what does this mean from a tax perspective if you are a UK individual operating the business outside of a company? 

Capital gains tax (CGT)

If you sell or gift a buy-to-let property, you may owe Capital Gains Tax (CGT) on any profit. CGT is calculated by subtracting your purchase price, legal and estate agent fees, and capital improvements from the sale price. 

For 2025/26, CGT on residential property is 18% for basic rate taxpayers and 24% for higher and additional rate taxpayers. The tax-free allowance (Annual Exempt Amount) is now £3,000 per person, meaning more landlords may pay CGT.  The disposal must also be reported and paid to HMRC within 60 days of completing the sale. 

Reliefs are limited: Private Residence Relief only applies if the property was your main home, and Lettings Relief is now rare. 

Landlords should also consider whether ownership restructuring prior to sale could reduce their CGT exposure. Transfers between spouses and civil partners are generally free from CGT and may allow greater use of annual exemptions and lower tax bands. Any available capital losses should also be reviewed, as these can be offset against gains. Where multiple properties are owned, spreading disposals across tax years may also help manage tax liabilities. 

Inheritance tax (IHT)

While converting property into cash does not reduce the value of an estate for IHT purposes, cash can provide greater flexibility for estate planning. This may include making lifetime gifts, utilising annual exemptions or supporting wider succession planning objectives. 

Stamp duty land tax (SDLT)

While SDLT is usually paid on property purchases, it can also apply when transferring property to a family member if there is an outstanding mortgage. The additional property surcharge, currently at 5%, may still apply in such cases, even if no money changes hands. 

Income tax

Rental income must be declared up to the date of sale. This income is added to your total taxable income for the year, which could push you into a higher tax bracket.  It is important to include all allowable expenses to reduce your taxable rental profit. 

Landlords should also consider the wider impact that rental profits and any associated gains may have on their overall financial position. In some cases, higher taxable income may affect entitlement to certain allowances or trigger additional charges, such as the High Income Child Benefit Charge. 

Following a sale, landlords may also wish to consider pension contributions. Depending on individual circumstances, these can provide valuable income tax relief while helping to support longer-term retirement planning.  Seeking financial advice will be an important part of any such decision.

Making tax digital (MTD)

From April 2026, landlords with gross rental income (and/ or self-employment) over £50,000 must comply with MTD for Income Tax, requiring digital record-keeping and quarterly submissions.   

The reporting threshold is scheduled to reduce to qualifying income above £30,000 from April 2027, with further expansion expected in future years 

Exiting the sector now may help eliminate these future administrative burdens, although it shouldn’t be the sole reason to do it. 

Alternative options 

Exiting the sector is not the only option available. Depending on individual circumstances, landlords may wish to explore restructuring ownership, bringing family members into ownership arrangements, or considering incorporation. Professional advice should always be sought before implementing any restructuring due to the potential CGT and SDLT implications. 

Key considerations before selling

Before proceeding with a disposal, landlords should consider: 

• The expected CGT liability and reporting obligations. 
• Whether ownership restructuring could improve tax efficiency. 
• The impact on income tax and overall tax bands. 
• Estate planning and inheritance tax opportunities. 
• Potential pension funding opportunities using sale proceeds. 
• Whether alternative ownership structures could help achieve their objectives. 

If you are considering exiting the sector then it is recommended you seek advice ahead of doing so. Acting early allows you to take advantage of available reliefs, time your sale to minimise liabilities, and explore options like gifting or restructuring ownership. 

With CGT rates, reporting requirements and future compliance obligations continuing to evolve, advance planning is more important than ever. Obtaining advice before contracts are exchanged can help identify available reliefs, reduce tax liabilities and ensure the chosen exit strategy aligns with wider financial and estate planning objectives.

If you would like any further or personalised advice, please do not hesitate to get in touch with a member of our Real Estate Leadership Team.