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How to Avoid Capital Gains Tax on Property

4 December 2025Ollie Editorial3 min read

In Brief

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How to Avoid Capital Gains Tax on Property

Capital Gains Tax (CGT) can significantly impact your profit when selling a property. However, there are legal strategies to minimize or even avoid paying this tax. Understanding these methods can help you optimize your investment returns and plan effectively for the future. Here, we explore various ways property owners can legally reduce their CGT liabilities in the UK.

Understanding Capital Gains Tax on Property

When you sell a property that has appreciated in value, you may be liable to pay Capital Gains Tax on the profit. The tax is calculated on the difference between the sale price and the original purchase price, minus any allowable deductions. Primary residences are usually exempt from CGT thanks to Private Residence Relief, but gains from other property sales, such as buy-to-let or business properties, are typically taxable.

Utilize Private Residence Relief

The simplest way to avoid CGT is by selling your main residence. Private Residence Relief completely exempts your primary home from CGT. Ensure the property has been your main residence for the entire period of ownership to qualify for the full relief. If you have lived in the property for part of the time, you may still be eligible for partial relief.

Consider Letting Relief

If you have rented out a part of your home, Letting Relief may help lower your CGT liability. This relief is available if the property qualifies for Private Residence Relief, and you have shared the property with a tenant. The maximum Letting Relief is the lowest of £40,000, the amount of Private Residence Relief you claimed, or the amount of gain attributable to the letting. Note that from April 2020, Letting Relief is only available when the owner shares the property with the tenant.

Take Advantage of Annual Exemptions

Each taxpayer is entitled to an annual Capital Gains Tax exemption. For the tax year 2023/24, this allowance is £6,000 for individuals. If the profit on your property sale falls within this exemption, you will owe no CGT. Married couples or civil partners can effectively double this allowance by transferring properties into joint names, thus maximizing their CGT-free allowance.

Use of Capital Losses

If you have made losses on other investments or assets, these can be offset against the capital gains from your property sale. This strategy effectively reduces the taxable gains. Ensure you claim any losses within four years of the tax year in which they occur.

Gift the Property to a Partner

Transferring property ownership to a spouse or civil partner can be a tax-efficient strategy, as such transfers are tax-free. If your partner has a lower income tax band, it may result in lower overall CGT when the property is eventually sold. However, always consider the implications on your overall financial strategy before proceeding.

Consider Using a Trust

Transferring property into a family trust can help mitigate CGT, especially when planning for inheritance or long-term wealth management. Trusts can provide each beneficiary with their own annual CGT exemption, allowing for a collective reduction in tax liability. However, setting up a trust can be complex and may incur other tax responsibilities. Professional advice is highly recommended.

How Ollie Helps

Navigating the complexities of Capital Gains Tax requires careful planning and a thorough understanding of tax laws. Ollie offers expert guidance in property taxation, ensuring you make informed decisions and remain compliant with UK tax regulations. Our personalized services assist you in exploring all available reliefs and strategies, optimizing your tax liabilities while maximizing investment returns.

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Written by Ollie AI

The world's first AI tax accountant for landlords. Trained on 20,000 pages of HMRC legislation to save you money.