50,000+ clients, 193+ countries, 4,000+ reviews

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.
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).
In addition to tax filing & compliance, TFX offers tax planning & phone consultations. Choose a convenient time & book directly in your client portal.
TFX pricing is transparent, which means you’ll always know what you pay for.
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Behind on US tax returns or missed FBARs while living abroad? The IRS Streamlined Filing Compliance Procedures may let you catch up with reduced or no penalties – as long as your failure to file was non-willful. Under the ...
Form 709 is the IRS form used to report taxable gifts and allocate the Generation-Skipping Transfer (GST) exemption. Understanding who files Form 709 starts with one rule: it is always the donor, not the recipient. You must file a gift tax return if you: give more than $19,000 to any one person in 2026 (the annual exclusion)...
Millions of Americans pack up and start over abroad every year – the State Department estimates about nine million US citizens live outside the country. Many don't realize the IRS can still expect a Form 1040, even when income is earned far from th...
Around 150 countries worldwide allow dual citizenship in some form, including the United States. Americans can hold a second passport through birth, naturalization, marriage, or investment. ...
Starting January 1, 2026, what was known as GILTI – Global Intangible Low-Taxed Income – was officially renamed Net CFC Tested Income (NCTI) under the One Big Beautiful Bill Act (OBBBA). The mechanics shifted, too, not just the name. If you own a stake in a ...
For US expatriates, navigating the tax waters can be even more daunting than for stateside citizens. Understanding the common IRS audit triggers is essential in steering clear of tax woes. We have carefully compiled a list of 12 red flags that could prompt the IRS to take a closer look at your tax return. ...