Why Expats Are Often Taxable in More Places Than They Think
- Thomas Sleep
- 1 day ago
- 9 min read
Living in the Middle East provides a strong sense of financial security. Income arrives intact. Bonuses are not clipped on the way in. Investment growth compounds without visible friction. Over time, the absence of tax starts to feel like confirmation that global wealth has become simpler, lighter, and somehow reset.
That belief is understandable. It is also where many long-term problems quietly begin.
For most expats, the issue is not that they misunderstand tax rules. It is that they misunderstand how tax exposure actually forms over time, and how little it depends on where they happen to live today.
The assumption that Middle East residency resets everything
One of the most common assumptions I see is that living in the Middle East makes global assets tax-free in any meaningful, permanent sense. The logic feels sound. If income is not taxed where you live, and investments are not being taxed today, then the system must be working.
What is often missed is that residency changes visibility, not history. The majority of assets expats hold were created while they were tax residents elsewhere, within systems designed for future reporting, future withdrawals, and eventual use in higher-tax environments. Those characteristics do not disappear simply because the individual has moved.
Tax exposure does not vanish. It goes quiet.
This is why many expats feel financially secure right up until the moment they need flexibility. The absence of current tax creates confidence, but it does not alter how assets will eventually be assessed when circumstances change.
This is the Expat Tax Trap.
Why do expats' existing assets not change their tax nature?
Investments carry their tax DNA with them. Where they were established, how they were funded, and under which assumptions they were built all matter later, even if nothing appears to matter now.
I regularly see expats continuing to build wealth inside products that were entirely appropriate when they were domestic residents, but poorly suited to an international life. These structures are not wrong. They are simply context-dependent.
The problem is that tax consequences are often deferred rather than removed. Gains accumulate cleanly. Income rolls up untouched. No decisions feel urgent. But the moment an asset is sold, drawn from, or moved, its original design reasserts itself.
This is where many expats discover that being tax-free today is not the same as being tax resilient tomorrow.
When institutions force the issue before you are ready
Another assumption many expats make is that tax consequences arise only when they act. Sell an asset. Move money. Return home. Until then, everything can remain parked and untouched.
That assumption is becoming increasingly unreliable.
Over the past few years, financial institutions, banks, and investment platforms have become far more proactive in identifying clients who are no longer resident in the jurisdiction where their accounts were originally established. Through international reporting frameworks such as the Common Reporting Standard (CRS), institutions are now routinely informed when a client has moved overseas, even if the client has not directly notified them. These systems are now being powered by AI, which is why the conversation is gathering pace.
In practice, this has led to a growing number of expats being contacted by banks and platforms and told that their accounts are no longer suitable for them to hold. In some cases, accounts are frozen. In other cases, clients are given a short window to close positions and withdraw funds.
I am seeing this firsthand. Clients who have done nothing wrong and who assumed they could deal with tax planning later are suddenly being forced to act on someone else’s timetable. Others approach me after receiving these notices, asking what they should do next, often under time pressure and with limited options.
The risk here is not administrative inconvenience. It is timing.
When assets are required to be sold or transferred, the tax outcome depends entirely on the individual's residence at the time and their likely residence thereafter. For some, the sale occurs while they are resident in a higher-tax jurisdiction than expected. For others, funds are returned to countries where only fully taxable products are now available.
What makes this particularly damaging is that these events rarely align with planning windows. They happen mid-year, mid-move, or during periods of personal disruption. At that point, what should have been a strategic restructuring becomes a reactive transaction, often with irreversible tax consequences.
This is another reason why building wealth without foresight is no longer a neutral position. Even if you never plan to return home, and even if you believe you have time, external forces can force decisions earlier than expected. When that happens, the tax result is driven by circumstance, not strategy.
The common thread in the most costly outcomes I see is not poor intent. It is a reliance on stability that no longer exists.
Building wealth without structure creates silent exposure
Most expats I meet have never heard of an expat-specific tax wrapper. Fewer still understand that even if they had, they would not be able to access one directly without advice, regulation, and jurisdictional oversight.
Instead, wealth is often built opportunistically. Surplus income is invested. Bonuses are deployed. Portfolios grow. However, there is no overarching structure designed to address mobility, future residency changes, or unplanned life events.
The assumption is that this can all be dealt with later. Those assets can simply be sold or reshaped before returning home.
In practice, that is rarely how it plays out. Once assets are realised inside the wrong environment, planning options narrow sharply. People then find themselves rebuilding inside the same taxable products they were familiar with before they ever became expats, because those are the only ones still accessible.
US assets quietly introduce a second tax system
One of the least understood sources of tax exposure for expats has nothing to do with where they live. It comes from what they invest in.
Many expats hold U.S. equities and U.S.-Listed ETFs, often through international platforms or global banks outside the U.S., which makes access feel frictionless and safe. The assumption is simple. If the account is offshore and the investor is not a U.S. citizen, the U.S. tax system does not apply in any meaningful way.
That assumption is wrong.
For non-US citizens, US situs assets introduce two distinct risks that often remain invisible until it is too late to address them. The first is the estate tax. The second is the ongoing withholding tax on income.
Under U.S. federal law, non-U.S. citizens are subject to the U.S. estate tax on U.S. situs assets at death, including shares in U.S. corporations and U.S.-Domiciled ETFs. The exemption available to non-US individuals is $60,000, with amounts above this taxed at rates that can reach a flat rate of 40%. This exposure exists regardless of where the individual lives or whether they have ever been in the United States.
Alongside this sits dividend withholding tax. Dividends paid by U.S. companies are generally subject to a U.S. withholding tax of 30%, taxed at source, so it is never even seen when received by non-U.S. investors. While tax treaties can reduce the rate, it is rarely eliminated entirely, and it applies even when the investor is resident in a tax-free jurisdiction.
What makes this particularly dangerous is how quietly it operates. The withholding happens automatically. The estate tax exposure does not appear on any statement. Nothing feels urgent, and nothing demands attention while markets are rising and life is stable.
If an expat dies unexpectedly, U.S. situs assets can pull their estate into a foreign tax system their family never anticipated. If the expat later returns to a higher-tax jurisdiction, those same assets can compound existing tax problems created by historical structures and poor sequencing.
The issue is not that US assets are inherently bad. It is that holding them without structure assumes a level of permanence and stability that expat life rarely provides.
Planned returns are rarely the problem
When expats talk about returning home, the plan usually sounds neat. Sell assets before returning. Restructure once residency changes. Take advice when the move becomes real.
The difficulty is that life does not respect clean timelines.
The most expensive tax headaches I see are not caused by planned repatriations. They are caused by unplanned ones. A sudden illness. A family emergency. A decision to stay longer than expected. Weeks turn into months. Months quietly re-establish tax residency.
At that point, decisions made years earlier collide with reality. Assets that were never designed to be accessed in a high-tax environment are suddenly exposed. There is no opportunity to restructure in advance because the event that matters has already happened.
As Warren Buffett once observed,
“You don’t find out who’s been swimming naked until the tide goes out.” - Warren Buffett
For expats, the tide is rarely the market. It is a sudden change in residency.
When tax becomes visible, the planning window has often closed
The defining feature of poor expat tax outcomes is not aggressiveness or ignorance. It is normal. Sensible people building wealth steadily, assuming they will always have time to tidy things up later.
Tax exposure is shaped over decades, not tax years. It is determined by sequencing, timing, and foresight. By the time it becomes obvious, the most valuable decisions are usually already behind you.
Living in the Middle East can be one of the most powerful wealth-building opportunities available. But tax-free accumulation without structure is not a strategy. It is a pause.
The difference between those who protect their future flexibility and those who pay for it later is not how much tax they save today. It is whether they recognised, early enough, that where wealth is built is less important than where it will eventually be used.
A quiet but necessary next step
For most expats, tax problems do not come from bad decisions. They come from decisions that were never recognised as tax decisions at the time they were made.
If you are living in the Middle East and building wealth across multiple jurisdictions, the most valuable question is not whether you are tax-free today. It is whether the structures you are using would still make sense if your circumstances changed quickly, without warning, or earlier than planned.
This is precisely the kind of exposure that is easiest to assess early and hardest to correct later. A proper review examines where assets originated, how they will ultimately be accessed, and what happens if timelines shift unexpectedly.
If you have never stepped back to stress-test your current investments against future residency, repatriation, or unplanned life events, it is worth doing so before those decisions are forced on you.
About Thomas Sleep and Skybound Wealth
Living internationally changes everything about how money works.
Income can rise quickly. Tax can fall away. Assets build across countries, currencies, and legal systems. On the surface, life often looks successful. Underneath, complexity accumulates quietly, and small decisions made in isolation begin to shape outcomes years in advance.
Thomas Sleep is a UK-qualified Financial Adviser at Skybound Wealth, specialising in cross-border financial planning for expatriates and internationally mobile families. Based in Dubai, he advises professionals, senior executives, and business owners across the Middle East, the UK, Europe, and offshore jurisdictions.
With over sixteen years of experience living and working abroad, Thomas helps clients bring clarity to complex financial lives. His work spans investment strategy, tax efficiency, retirement planning, and long-term wealth protection, aligning these areas into a single, forward-looking plan that adapts as circumstances and locations change.
Thomas is UK-qualified and regulated and holds the CISI Level 4 Financial Planning &
Advice Diploma. Through Skybound Wealth, he provides regulated advice within a firm known for its strong governance, international regulatory coverage, and client-first approach. His advice is measured, analytical, and outcome-driven, helping clients understand not only what decisions to make today but also how those decisions affect flexibility, tax exposure, and security over the decades that follow.
As both an adviser and an expat himself, Thomas understands where problems typically emerge. Wealth grows faster than planning. Assets are built in silos. Tax considerations evolve quietly until they can no longer be ignored. By the time these issues surface, options are often narrower and more expensive to implement.
Much of Thomas’s work focuses on identifying these risks early and addressing them deliberately. Through Skybound Wealth, he helps clients build resilient portfolios that travel with them, reduce future tax friction, and ensure their wealth supports their family and lifestyle long after their working years end.
This advice is for people who want clarity, control, and confidence that their financial life will continue to work as circumstances change, not just when everything feels stable.
Book a Discovery Meeting
An initial conversation with Thomas Sleep at Skybound Wealth is a structured discussion, not a sales call.
It is designed to clarify your current position, identify risks and inefficiencies that may not yet be apparent, and outline practical next steps to materially improve your long-term financial planning position.
This conversation is most valuable for individuals with high incomes, international assets, or future relocation plans who want confidence that their finances are aligned, resilient, and built for what lies ahead.
Book a 45-minute call to decide whether working together is the right fit.
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