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![Our story]()
Our storyAt TFX we've been doing taxes for U.S. expats for over 25 years
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![Why get a pro?]()
Why get a pro?Expat taxes are complicated. Seriously.
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![Security of Your Data]()
Security of your dataEvery precaution recommended by the IRS. And then some
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![How we work]()
How we workClear, transparent process. Thorough & well-thought-out
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![Accountant-client privilege]()
Accountant-client privilegeIRS Restructuring & reform act of 1998 protects taxpayers
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![Testimonials]()
TestimonialsTrusted by tens of thousands of clients worldwide
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![CPA vs EA vs Tax attorney]()
CPA vs EA vs Tax attorneyWhich should you hire and why?
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![Careers]()
CareersJoin a leading expat tax firm trusted by clients around the world
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![Webinars]()
WebinarsJoin a leading expat tax firm trusted by clients around the world
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![How to compare firms]()
How to compare firmsMany imitators, only one TFX. Ask the tough questions
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![Who we help]()
Who we helpSpecific use cases & scenario analysis
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![Onboarding team]()
Onboarding teamTop notch customer service is core to TFX
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![Why work with TFX?]()
Why work with TFX?We are the best at what we do and we're here to help you
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![Getting started]()
Getting startedStart your tax prep in minutes – simple and hassle-free
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![Streamlined procedure]()
Streamlined procedureIRS amnesty program for expats with overdue returns
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![Non-resident tax return 1040NR]()
Non-resident tax returnFor non-US citizens or Green Card holders with US income
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![Tax projection]()
Tax projectionSelling stocks? Changing jobs? Plan your taxes early
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![Free tax extension]()
Free expat tax extensionGet 6 extra months to file – quick, easy, and penalty-free
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![Free intro consultation]()
Free intro consultation20 min call to assess your needs and next steps
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![Streamlined domestic]()
Streamlined domesticIRS amnesty for US-based taxpayers behind on filings
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![Amended tax return]()
Amended tax returnFix past returns and refile with accurate corrections
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![IRS letters review]()
IRS letters reviewWe’ll decode and respond to IRS letters for you
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![2-month tax extension]()
2-month tax extensionExpat? Extend your tax deadline until December 15
US tax preparation for Americans in Denmark
Real people, just like you.
50,000+ clients, 193+ countries, 4,000+ reviews
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How TFX can help
Expert team, no junior staff
At TFX, we have been preparing business tax returns for over 25 years. We never hire junior staff. No outsourcing, no middlemen: you’ll be working directly with an experienced (our average age is 42) CPA or EA who will handle your case from beginning to end.
Help & support
Aside from knowledge, convenience and security are what we value at TFX. And these key features are what our clients are thrilled with. Our best-in-class secure online portal makes TFX the top-rated tax firm (with an average score of 4.8/5 on Trustpilot).
Phone consultations
In addition to tax filing & compliance, TFX offers tax planning & phone consultations. Choose a convenient time & book directly in your client portal.
Transparent pricing
TFX pricing is transparent, which means you’ll always know what you pay for.
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Articles & tax guides
View all →Zu verstehen, wie das Steuersystem der USA funktioniert, ist für amerikanische Bürger und Green Card-Inhaber gleichermaßen wichtig - ganz gleich, wo auf der Welt sie leben. In den USA gibt es spezielle Verfahren für die Steuererklärung, Steuersätze und Verpflichtungen für in den...
The Foreign Earned Income Exclusion is one of the few tax rules that actually feels like a win for Americans abroad. Since the IRS taxes your worldwide income, knowing how much foreign income is tax-free can make a significant difference when most of your pay comes from work overseas. A quick note on tax years: the 2025...
Behind on US tax returns or missed FBARs while living abroad? The IRS Streamlined Filing Compliance Procedures help eligible US expats catch up on missed tax returns and FBARs when the failure to file was non-willful. Under the...
2026 filing season update: Filing your 2025 tax return? Form 8938 requirements remain unchanged for the 2025 tax year. If your specified foreign financial assets exceeded the applicable thresholds at any point in 2...
If you're a taxpayer, you may have wondered about your chances of being audited by the IRS. While the audit rate for individual taxpayers has generally been declining in recent years, it's still important to understand the factors that can increase your risk and take steps to reduce them. In this article, we'll pro...
Default Citizenship by Birth Thanks to the US Constitution’s Fourteenth Amendment, any person born in the United States is automatically a US Citizen ...