Malaysia continues to draw British expatriates, and Penang and Kuala Lumpur are at the centre of it. What many arrive without is a clear picture of how the UK still taxes them, and how the UK-Malaysia Double Taxation Agreement does, and does not, help. This is a short guide to the questions worth asking before you make big decisions.

Does moving to Malaysia make my UK income tax-free?

Not automatically. This is one of the most common misunderstandings we see.

Becoming non-UK resident can change your position significantly, but it does not switch off UK tax on everything. Certain UK-source income, and gains on UK property in particular, can stay within the UK net long after you have settled in Penang, Kuala Lumpur or elsewhere. The treaty helps decide which country may tax what, and how any double taxation is relieved, but relief is not automatic: it depends on the type of income, your residence position and the conditions in the treaty.

The scope of this guide

Our advice is limited to the UK tax position, including the application of UK domestic law and, where relevant, the interaction between UK rules and the UK-Malaysia double tax treaty. We do not advise on Malaysian tax law, and any Malaysian tax consequences should be confirmed with a suitably qualified Malaysian tax adviser. Where local Malaysian advice is required, we are happy to work alongside your Malaysian adviser as part of a coordinated cross-border review.

UK residence still matters

The starting point is whether you remain UK tax resident under the Statutory Residence Test. You can leave the UK physically and still be UK resident, for example if you spend too many days here, keep a UK home available, have a spouse or minor children in the UK, continue to work in the UK, or retain enough other UK ties.

Even once you are non-UK resident, the UK can still tax certain UK-source income and gains, including UK rental income, gains on UK land and property, some UK pension income, UK employment income for UK workdays, and income from a UK business. This is why a move to Malaysia is best planned alongside a proper review of your continuing UK connections.

Understanding the role of the UK-Malaysia tax treaty

The treaty exists to reduce double taxation and to allocate taxing rights between the two countries. It decides whether the UK, Malaysia, or both, can tax a particular item, and whether relief is available where both would otherwise tax the same income.

Where you could be resident in both countries, the treaty's tie-breaker rules look at your permanent home, then your centre of vital interests, then habitual abode, then nationality. Treaty claims need care, particularly where Malaysia does not tax the income concerned, or taxes it only in limited circumstances.

Your UK pension: where relief needs care

UK pensions are one of the areas where British expatriates in Malaysia most often need advice.

A common assumption is that once you become Malaysian resident, a UK private pension automatically becomes UK tax-free. That is not always the case. The treaty contains a pensions article, but the outcome can be affected by other provisions, including limitation of relief wording. Where Malaysia does not tax a particular item of pension income, because of its territorial system and the exemption for foreign income, UK treaty relief may not operate in the way people expect, and some UK pension income can remain taxable in the UK even while you are resident in Malaysia. UK government and public-service pensions are often treated differently again.

Before taking significant pension withdrawals, it is worth checking:

whether the pension is private, occupational, state or government service;
whether UK PAYE is being withheld, and whether an NT ("No Tax") code is actually available;
whether the pension is taxable in Malaysia at all;
whether treaty relief applies, and how lump sums and regular drawdowns compare; and
how the withdrawals fit your wider UK tax position.

If you are approaching pension decisions, this is the point to talk to us first, rather than after the tax has been deducted.

UK income and gains that often stay taxable

Moving to Malaysia does not take UK property or UK investments outside the UK net.

UK rental income remains UK-taxable. Non-resident landlords may need to register under the Non-Resident Landlord Scheme and file UK Self Assessment returns.
Selling UK property normally leaves the UK with taxing rights over the gain, whatever your treaty residence, and the non-resident reporting deadline is short, so advice is best taken before exchange or completion.
UK investment income (dividends, interest, investment bonds, funds, share plans) depends on your residence and the type of income; the treaty may limit the UK's rights in some cases, but this should be checked rather than assumed. Note too that UK wrappers such as ISAs are designed for UK tax and may not be recognised in the same way in Malaysia.

MM2H and your UK tax position

The Malaysia My Second Home (MM2H) programme is an immigration and residence permit, not a UK tax ruling. Holding MM2H does not, by itself, decide whether you are UK resident or entitled to treaty relief, those still turn on your day-counts and ties under the UK Statutory Residence Test. Treat MM2H as useful background, and take separate Malaysian immigration and tax advice on the programme itself.

UK inheritance tax: Malaysia's rules do not remove UK exposure

Inheritance tax is often the biggest issue of all, and the one most easily overlooked. Malaysia does not have a UK-style inheritance tax, but that does not remove your UK exposure.

From 6 April 2025 the UK moved to a residence-based test. Broadly, if you have been UK resident for 10 or more of the previous 20 tax years, you may be treated as a long-term resident and brought within UK inheritance tax on your worldwide estate, with exposure often continuing for a period after you leave. UK assets can remain within the UK net regardless of where you live. Wills, pension nominations and life cover should all be reviewed as part of any relocation or retirement plan.

Common UK tax mistakes we see

Assuming that becoming non-UK resident makes all UK income tax-free.
Overlooking UK tax on rental income, or missing the short reporting deadline on a UK property sale.
Assuming a UK pension automatically becomes UK tax-free once you are in Malaysia.
Not tracking UK days under the Statutory Residence Test, or treating MM2H as if it settled UK residence.
Overlooking the temporary non-residence rules, or continuing to run a UK company from overseas without advice.
Assuming UK inheritance tax stops the moment you leave.

How we can help

We advise British expatriates in Malaysia, including Penang and Kuala Lumpur, on their UK tax position: residence and split-year analysis, planning before you leave the UK, Self Assessment, rental income and the Non-Resident Landlord Scheme, pension tax planning, capital gains and UK property disposals, inheritance tax, and coordinating with your Malaysian adviser where local advice is required.

The best time to review your position is before the big decisions, before you draw a pension, sell an asset, restructure investments, or assume UK tax no longer applies. If you are living in Malaysia with continuing UK interests, or planning a move in either direction, we would be glad to map your position with you. Do get in touch.

This article is general information, not personal tax advice. We advise on UK tax only; Malaysian tax advice should be obtained from a suitably qualified Malaysian adviser. Treaty outcomes depend on your specific facts and on the law and guidance in force at the relevant time.

UK Tax for British Expats in Malaysia: Penang, KL and the Double Tax Treaty