Foreign Tax Credits and Double Taxation Relief
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If you are a UK expat with income from overseas, understanding how Foreign Tax Credit Relief works is essential to avoiding double taxation. If you’ve already paid tax on your foreign income, you may be eligible to claim relief when you report this income on your UK tax return. Here’s how it works and what you need to know.
Foreign Tax Credits and Double Taxation Relief
What is Foreign Tax Credit Relief?
Foreign Tax Credit Relief allows you to offset the tax you’ve paid abroad against your UK tax liability, ensuring that you’re not paying tax twice on the same income. The amount of relief you can claim depends on the specific ‘double-taxation agreement’ (DTA) between the UK and the country where your income originates.
How Much Relief Can You Claim?
The relief you receive will be the lower of:
- The amount of foreign tax you’ve paid, or
- The amount of UK tax that would have been due on the same income.
In most cases, you’ll still be able to claim relief even if there isn’t a double-taxation agreement in place, provided the foreign tax corresponds to UK Income Tax or Capital Gains Tax. However, the relief may be limited if the foreign tax is not comparable to UK taxes.
Foreign Tax Credits and Double Taxation Relief
Factors That Affect Your Relief
You may not always get back the full amount of foreign tax you’ve paid. The two main reasons for this are:
1. Double-Taxation Agreement Limits: If the agreement between the UK and the foreign country sets a lower maximum for relief, you’ll only be able to claim up to that amount.
2. UK Tax Rates: If your foreign income would have been taxed at a lower rate in the UK than in the foreign country, you’ll only be able to claim relief up to the amount that would have been due in the UK.
Do You Need Help with Foreign Tax Credits?
Navigating the complexities of double-taxation relief can be challenging. If you’re unsure about your eligibility or how much relief you can claim, it’s important to seek professional advice. Our team at Ex Pat Tax specialises in helping UK expats manage their tax obligations and maximise their reliefs. We can guide you through the process, liaise with HMRC on your behalf, and ensure you’re not paying more tax than necessary.
Foreign Tax Credits and Double Taxation Relief
How We Support You
We make sure your Foreign Tax Credit Relief is calculated correctly and applied in line with HMRC rules. Our service includes:
- Reviewing your overseas income and tax paid
- Confirming how double taxation agreements apply
- Calculating the correct level of relief
- Preparing your UK tax return accurately
- Communicating with HMRC where required
This ensures you only pay the tax that is due and avoid unnecessary complications.
Make Sure You Claim the Right Relief
Send us your overseas tax details and we will confirm what Foreign Tax Credit Relief you can claim and help you manage your UK tax position with confidence.
Foreign Tax Credits and Double Taxation Relief
Frequently Asked Questions
These are some of the most common questions we are asked by clients who pay tax overseas or have income from more than one country. If you are unsure how the rules apply to you, these answers will help clarify your position.
Still unsure about your position
Send us your overseas income details and we will assess how Foreign Tax Credit Relief applies to you.
- +44 191 740 0450
- admin@expattax.co.uk
Foreign Tax Credit Relief allows you to reduce your UK tax liability if you have already paid tax on the same income in another country. It helps prevent double taxation on overseas earnings.
Not always. The amount of relief you can claim is usually limited to the amount of UK tax due on that income. If the overseas tax is higher, you may not be able to recover the full difference.
Double taxation agreements are arrangements between countries that determine which country has the right to tax certain types of income. These agreements help ensure that income is not taxed twice unnecessarily.
Yes, if you are UK resident for tax purposes, you are usually required to declare your worldwide income, including income earned overseas. Relief may then be applied where appropriate.
You will typically need evidence of overseas tax paid, such as payslips, tax certificates or official statements from foreign tax authorities. Clear documentation is important to support your claim.
If relief is not claimed correctly, you may pay more UK tax than necessary or HMRC may question your return. This can lead to delays or enquiries.
Yes. We review your overseas income, confirm how much tax has been paid abroad and calculate the correct amount of relief to apply to your UK tax return.
Yes. Once authorised, we can communicate with HMRC for you, handle any questions and ensure your tax return is completed correctly.

