Why Expat Tax Is Different
Filing taxes as an expat is not just “doing a return.”
You are dealing with two completely different tax systems:
The Internal Revenue Service in the US
HM Revenue & Customs in the UK
Each has:
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Different rules
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Different reporting requirements
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Different deadline
And they don’t automatically align. Without proper planning, you risk:
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Being taxed twice
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Missing required filings
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Paying more tax than necessary
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Penalties for incorrect reporting
Is this you?
You’re in the right place if you:
British expats living in the United States
Still have UK income, property, or pensions.
Are worried about being taxed twice.
Expats with UK property or investments
Want it done properly — without the stress.
If that sounds familiar, we can help.
What We Help With
We provide specialist support across all key areas of UK–US tax:
US Tax Filing (with UK complexity)
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Federal and state tax returns
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Foreign income reporting
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Foreign tax credits
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Filing for dual-status or new arrivals
UK Tax Obligations
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UK self-assessment tax returns
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Non-resident tax considerations
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UK rental income reporting
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Ongoing HMRC compliance
Cross-Border Planning
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Avoiding double taxation using the UK–US treaty
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Structuring income between countries
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Timing of income and withdrawals
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Residency and tax position planning
UK Pensions & Investments
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SIPP and private pension treatment in the US
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25% lump sum considerations
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Reporting requirements
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Planning ahead of retirement
UK Property While Living in the US
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Rental income reporting in both countries
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Tax efficiency strategies
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Capital gains considerations
Foreign Reporting (Often Missed)
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FBAR (foreign bank account reporting)
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FATCA reporting requirements
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Foreign account and asset disclosure
Common (And Costly) Mistakes
We regularly see expats who have:
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Filed only in the US and ignored UK obligations
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Used a CPA who doesn’t understand UK tax
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Missed FBAR filings entirely
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Paid tax twice unnecessarily
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Taken pension withdrawals without planning
These mistakes can cost thousands.
Why Clients Choose Avante Tax
This is not general accounting. This is specialist, cross-border tax support. UK-trained accountant, now based in the US.
-Deep understanding of both UK and US systems Clear, practical advice — no jargon Focus on getting it right the first time Ongoing support, not just one-off filing .
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You’re not passed between teams or outsourced overseas.
👉 You get direct, specialist support.