Non-Resident Tax 2025: Are You Ready for These Big Changes?

The UK’s Non-Resident Tax 2025 rules are changing, and if you’re an expat, investor, or non-UK domiciled individual, you could face higher tax bills. From April 2025, the government is scrapping the non-dom tax regime, meaning long-term UK residents will be taxed on worldwide income, not just UK earnings (gov.uk).

If you’re a non-resident, expat, or investor with UK ties, these changes might affect how much tax you pay and where. With new residency rules, exit tax risks, and fewer offshore benefits, now is the time to look at what’s ahead and how it could impact you.

What is Non-Resident Tax in the UK?

Non-resident tax applies to people who live outside the UK but have income from UK sources. This includes rental income, investments, pensions, and capital gains on UK property. Currently, non-residents only pay UK tax on UK-based income, while foreign income is usually outside the UK tax system unless you’re considered UK domiciled.

The UK also uses the Statutory Residence Test (SRT) to decide whether someone is a UK tax resident. This is based on days spent in the UK, work ties, and family connections. If you spend too many days in the UK, you could be classified as a resident and taxed on worldwide income (gov.uk).

From April 2025, this system is changing. Non-dom status is being abolished, meaning long-term UK residents will be taxed on all global income, even if it stays outside the UK. For non-residents, the focus will be on how long you spend in the UK and whether you could fall into UK tax residency under the new rules.

Key Tax Changes for Non-Residents in 2025

The upcoming Non-Resident Tax 2025 changes will have a big impact on non-residents, expats, and long-term UK residents with foreign income. Here’s what’s changing:

End of the Non-Dom Tax Regime

For years, non-domiciled individuals could avoid UK tax on foreign income unless they brought it into the UK. From 6 April 2025, this rule will be scrapped. Anyone who has been UK tax resident for four years or more will pay UK tax on worldwide income—whether they bring it into the UK or not (gov.uk).

New 4-Year Foreign Income and Gains (FIG) Regime

To soften the impact, the government is introducing a temporary relief for new UK tax residents. For the first four years of residency, foreign income will not be taxed unless brought into the UK. After that, full UK taxation applies (tax.org.uk).

Exit Tax for Returning UK Residents

Returning to the UK within five years of selling assets while non-resident may trigger deferred UK taxation on certain capital gains. This affects property investors and business owners who have moved overseas to reduce UK tax exposure.

Tighter UK Tax Residency Rules

The Statutory Residence Test (SRT) is not changing, but its impact will be greater under the new system. If you spend more than 90 days a year in the UK, you could risk falling into UK tax residency sooner and being taxed on worldwide income (gov.uk).

For non-residents with UK assets or income, these changes mean higher tax bills and fewer tax planning options. The next step is understanding who will be most affected.

Who Will Be Most Affected by Non-Resident Tax?

These tax changes will hit different groups in different ways, depending on where they live, how long they’ve spent in the UK, and where their money comes from.

Expats Returning to the UK

If you’ve been living abroad and are thinking about moving back, you may face unexpected tax bills. Under the new rules, after four years of UK residency, your worldwide income and gains will be fully taxable in the UK. If you sold property or investments while abroad, the UK could still tax those gains when you return.

Foreign Investors with UK Property

Non-resident landlords already pay UK tax on rental income, but capital gains on UK property sales have also been taxed since 2015. The 2025 rules don’t change this, but if you become UK tax resident after four years, income from foreign rental properties and other overseas investments will also fall under UK tax.

High-Net-Worth Individuals & Business Owners

People who have used offshore structures, trusts, and companies to manage wealth may need to rethink their tax planning. With foreign income now fully taxable after four years, some may consider relocating assets or even leaving the UK permanently.

Long-Term UK Residents on the Non-Dom System

Anyone who has lived in the UK for years but relied on non-dom status to keep foreign income tax-free will lose this advantage. The new 4-year FIG regime gives some relief, but after that, all income and gains worldwide will be taxed.

With tax residency playing a bigger role, the next step is looking at how to manage tax exposure under the new system.

How to Manage Your Non-Resident Tax Exposure

With the Non-Resident Tax 2025 changes coming in, planning ahead is crucial to avoid unexpected tax bills. Here are some key areas to consider:

Review Your Residency Status

The number of days you spend in the UK matters more than ever. If you’re close to the 90-day limit, you may need to rethink your travel plans to avoid becoming a UK tax resident sooner than expected. The Statutory Residence Test (SRT) will still apply, but its impact on taxation is increasing.

Restructure Foreign Assets

If you have overseas investments, rental properties, or businesses, check how they will be taxed under the new rules. Some people may benefit from moving assets into different structures, while others might consider selling assets before returning to the UK.

Plan Capital Gains Before Moving

If you’re planning to sell property or shares while living overseas, the timing of your return to the UK is important. Under the UK’s temporary non-residence rules, gains made while abroad may still be taxed in the UK if you return and become resident again within five tax years. If you intend to return, it’s essential to seek advice before making disposals to understand your exposure.

Use the 4-Year Foreign Income & Gains (FIG) Regime

If you’ll be a new UK resident in 2025, you can still keep foreign income tax-free for the first four years—as long as it stays offshore. After that, full UK taxation applies, so it’s important to plan what income you need to bring in and when.

Check Your Trust & Estate Planning

For anyone using offshore trusts or inheritance tax planning, the new rules may affect how UK tax applies to assets left outside the UK. Reviewing trust structures and estate plans now can help avoid higher tax liabilities later. For non-residents, the focus is now on what actions to take before April 2025. The next step is understanding what you need to do now to prepare.

What You Should Do Now

With April 2025 approaching, now is the time to review your tax position and take action where needed. Here’s what to focus on:

✅ Check Your UK Tax Residency Status

• Use the Statutory Residence Test (SRT) to confirm if you’re at risk of becoming a UK tax resident.
• The number of days you spend in the UK each tax year is one factor used in the Statutory Residence Test (SRT). Depending on your ties to the UK—such as family, work, or accommodation—you may become UK tax resident even with fewer days. It’s important to understand how your specific circumstances affect your residency status.

✅ Review Foreign Income and Investments

• If you receive foreign income, decide whether you need to restructure assets before the UK starts taxing worldwide earnings.
• If you’re planning to sell overseas property or investments, consider timing the sale before returning to the UK to avoid capital gains tax.

✅ Make Use of the 4-Year Foreign Income & Gains (FIG) Regime

• If you’re moving to the UK, the FIG regime allows four years of tax relief on foreign income, but only if it stays offshore.
• Plan which income you need to bring into the UK and how to delay taxable remittances.

✅ Consider Trust and Estate Planning

• If you have offshore trusts or assets, review how these will be taxed under the new system.
• Look at inheritance tax exposure—UK assets remain subject to 40% inheritance tax (IHT). From April 2025, individuals who have been resident in the UK for at least 10 out of the last 20 tax years may also be subject to IHT on their worldwide assets under new residence-based rules.

✅ Seek Expert Tax Advice

The new rules are complex, and the way you handle tax planning now could have long-term financial consequences. Working with a UK tax specialist can help you reduce your exposure and avoid unnecessary tax bills.

Get in touch

The Non-Resident Tax 2025 changes will affect thousands of expats, investors, and UK-connected individuals. The best way to stay compliant and reduce tax exposure is to act now. Nichols & Co. can help you navigate these changes—get in touch today.