Smart tax moves to make before moving abroad

July 17, 2025

So, you’re thinking about moving abroad?

Maybe you’ve been offered a job overseas, maybe you’re dreaming of sunnier skies and relaxing mornings, or maybe it’s just time for a change.

Whatever your reason, going to live in another country is exciting, but before you get too carried away with house-hunting, you do need to consider the tax position.

At ETC, we understand that tax isn’t exactly the ‘fun’ part of moving abroad, but ensuring you get it right now could save you a lot of stress (and potentially a lot of money) further down the line.

 

Here’s the bit most people miss!

A lot of people assume that once they move overseas, they’re no longer UK taxpayers. Easy, right? You live somewhere else, so you stop paying tax in the UK.

Unfortunately, that’s not exactly how it works.

Whether or not you still owe UK tax depends on something called the Statutory Residence Test. This test looks at all sorts of things, how many days you spend in the UK, where you live, where you work, and even whether you’ve got close family here. And sometimes, you can still be classed as a UK tax resident even when you think you’ve left for good.

In other words, it’s not enough to just get on a plane and start a new life somewhere else. You need to make sure HMRC agrees you have actually left.

 

It’s not just about where you live, it’s about your money too

Leaving the UK doesn’t mean you leave your financial life behind. You might have a rental property here, a business, some investments, or a pension. All of these things can continue creating tax obligations even while you’re sipping cocktails overseas.

In some cases, the tax treatment of your income changes the moment you become non-resident. In others, you might still be on the hook for UK tax even if you’re paying tax in your new country too. That’s where double tax treaties can help but only if you understand how to use them properly.

And what about capital gains? Again, you need to consider where the asset is situated, which isn’t always clear cut. Also, if the move abroad is only temporary one, you could find yourself in a tricky CGT position if you do return to the UK.

This is without mentioning the potential taxes that may apply in the other jurisdiction. That’s why it’s so important to plan your move before you go, not after the fact.

 

The timing really matters

Here’s the truth, most of the best tax planning opportunities happen before you move.

You might be able to sell assets while you’re still UK resident. You might want to restructure ownership of a business or property. You might need to think about gifts, trusts, or moving money across borders.

But once you’ve left? Many of those doors close.

And it’s not just about income and gains. Leaving the UK affects things like National Insurance contributions, state pensions, and inheritance tax too.

 

So, what help do you actually need?

This is where good advice makes all the difference. You don’t need a suitcase full of tax textbooks, you just need someone who can help you work out what your move means for your tax position, and how to structure things in a way that works for your new life.

That might mean making sure you clearly break UK residency. It might mean managing income across borders or making sure you don’t end up paying tax twice.

 

Next Steps

At ETC Tax, we work with clients at every stage of their international journey whether you're in the early dreaming phase or already planning your goodbye party. We’ll walk you through the key decisions, flag the potential traps, and help you get everything lined up, so your big move goes as smoothly as possible.

If you are considering a potential move, feel free to get in touch today.

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