Buy-to-let: Is it still a wise investment?
Investing in buy-to-let properties is a popular way to generate income and build wealth. However, it’s important for […]
Investing in buy-to-let properties is a popular way to generate income and build wealth. However, it’s important for potential landlords to fully understand the tax implications associated with these investments. With ongoing changes in tax regulations, it’s essential to consider all tax-related factors when entering the buy-to-let market in the 2024/25 financial year.

Stamp Duty Land Tax (SDLT) on Buy-to-Let Properties
One of the first tax considerations for buy-to-let investors is Stamp Duty Land Tax (SDLT). Since April 2016, a 3% surcharge has applied to the purchase of additional properties, including buy-to-let investments. This surcharge is added on top of the standard SDLT rates and affects properties purchased for more than £40,000.
For example, if you purchase a buy-to-let property valued at £300,000, the SDLT payable would be £14,000, compared to £5,000 for a primary residence. This increased upfront cost must be factored into the overall investment strategy.
Income Tax on Rental Income
Rental income is subject to income tax and must be declared on your self-assessment tax return. The income tax rates applied to your rental income will depend on your overall income for the tax year, with the current rates being 20% for basic-rate taxpayers, 40% for higher-rate taxpayers, and 45% for additional-rate taxpayers. Allowable expenses, such as letting agent fees, maintenance costs, and insurance, can be deducted from your rental income before tax is calculated. However, since April 2020, landlords can no longer deduct mortgage interest payments from rental income to reduce their tax bill. Instead, they receive a 20% tax credit on mortgage interest payments. This change has reduced the tax efficiency of buy-to-let investments, particularly for higher-rate tay payers
Capital Gains Tax (CGT) on Sale of Buy-to-Let Property
When selling a buy-to-let property, Capital Gains Tax (CGT) is payable on the profit made from the sale. For the 2024/25 tax year, the CGT rates for residential property are 18% for basic-rate taxpayers and 24% for higher and additional-rate taxpayers.
It’s important to note that the CGT annual allowance has been reduced to £3,000 for the 2024/25 tax year. This means any capital gains above this threshold will be taxed at the applicable rate. Landlords can deduct certain allowable costs, such as the initial purchase price, SDLT paid, and costs associated with buying and selling the property (e.g., legal fees, estate agent fees), from the sale price to calculate the taxable gain.
Inheritance Tax (IHT) Considerations
Buy-to-let properties form part of your estate for Inheritance Tax (IHT) purposes. The standard IHT rate is 40% on the value of your estate above the tax-free threshold, which is currently £325,000. If the property is passed on to direct descendants, you may be entitled to an additional residence nil-rate band (RNRB) of £175,000, depending on the total value of your estate.
Proper estate planning is essential to reduce potential IHT liabilities. Options such as gifting the property during your lifetime or setting up trusts can be explored to reduce the tax burden on your heirs.
The Importance of Professional Tax Advice
Given the complexity of tax regulations surrounding buy-to-let investments, it is advisable to seek professional tax advice. Accountants and tax advisors can help ensure that you are compliant with current tax laws while also identifying potential tax-saving strategies. Whether it’s optimising rental income, planning for CGT, or considering IHT implications, expert advice is invaluable in managing the financial aspects of buy-to-let investments, contact us to find out more!
Need advice on this topic?
If you would like to discuss your situation with Nichols & Co, send us a message below.
Why not book a meeting to discuss?
Choose a time that suits you and speak directly with one of our team.
Continue reading