Dual Citizen
Tax Services

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Expert US tax support for individuals holding both US and foreign citizenship.
Holding dual citizenship comes with dual tax obligations. The US requires all its citizens to file federal tax returns annually, even if they live abroad, hold another passport, and pay taxes in another country.
TaxYork helps dual citizens manage the overlap between US and foreign tax systems — applying treaty provisions, foreign tax credits, and exclusions to ensure compliance in both jurisdictions without overpaying.
Treaty-Based Relief
We apply US tax treaty provisions to prevent double taxation and optimise your position across jurisdictions.
Dual-Country Filing
Coordinated preparation of US returns alongside your foreign tax obligations for seamless compliance.
Catch-Up Filings
IRS Streamlined filings for dual citizens who have fallen behind on their US tax obligations.
Dual citizens face a unique challenge: they must satisfy the tax requirements of two countries simultaneously. Without specialist advice, it's easy to miss filing obligations, misapply treaty provisions, or pay more tax than necessary across both jurisdictions.
Key Areas
Dual Citizen
Tax Challenges.
Dual Filing Obligations
Managing tax returns in two countries simultaneously, ensuring compliance with both the IRS and your country of residence.
Treaty Application
Correctly applying bilateral tax treaty provisions to prevent double taxation and ensure optimal tax treatment across jurisdictions.
Foreign Pension Reporting
Accurate US reporting of foreign pensions, retirement accounts, and government benefits that require special treaty elections.
FBAR & Asset Disclosure
Meeting US foreign bank account and financial asset reporting requirements that apply regardless of where you pay taxes.
Citizenship-Based Taxation
Navigating the US system of citizenship-based taxation that follows you regardless of residency or primary tax jurisdiction.
Understanding Dual Citizenship
Two Passports,
One Tax Obligation
Dual citizens hold citizenship of the United States and at least one other country. While this offers many advantages — from travel flexibility to access to services in both nations — it also creates overlapping tax obligations that require careful management.
The US taxes all its citizens on their worldwide income, regardless of where they live. This means dual citizens must file US tax returns even if they reside primarily in another country and already pay taxes there. Without proper coordination, this can lead to double taxation, missed filing deadlines, and significant penalties.
TaxYork provides specialist support for dual citizens, ensuring US returns are prepared accurately while applying treaty provisions and credits to prevent overpayment. Whether you need to catch up on past filings or maintain ongoing compliance, we handle the complexity so you don't have to.

Common Questions
Frequently Asked
Questions
A dual citizen holds citizenship of both the United States and another country. For US tax purposes, dual citizens are treated the same as any US citizen — they must report worldwide income to the IRS annually, regardless of where they live or which passport they use.
Yes. If you hold US citizenship — even if acquired at birth through a parent — you are required to file US tax returns. Many dual citizens are unaware of this obligation, which is why the IRS Streamlined Programme exists to help those who have fallen behind.
Yes. Foreign tax credits allow you to offset US tax liability with taxes already paid to another country. When combined with tax treaty provisions, this typically eliminates or significantly reduces any additional US tax owed.
Yes. Foreign pensions, retirement accounts, and savings plans must be reported on your US tax return. Some countries have specific treaty provisions that affect how these are taxed — our advisors ensure the correct treatment is applied.
Renouncing US citizenship does not eliminate past tax obligations. You must file all outstanding returns and may be subject to an exit tax. We advise clients on the full implications before any decision is made.
We understand the specific complexities dual citizens face — from coordinating tax obligations across two countries to applying treaty provisions correctly. Our advisors provide clear, specialist guidance tailored to dual-jurisdiction compliance.
Get in Touch
Ready to get
your US taxes
sorted?
Whether you need help with IRS Streamlined filings, annual US tax returns, or cross-border tax planning — our team is here for you.
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