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.
Create
an account
Complete
Tax questionnaire
Sign
Engagement letter
Sit back
while we work
Pay
and review
Quick answer: Form 8814 allows parents to report their child's investment income (interest and dividends) on their own tax return instead of filing a separate return for the child. This election is available when the child's investment income is less than $2,700 and gross income doesn't exceed $13,500 (2025 limits)....
If your group has been using a one-month deferral for foreign subsidiaries, the clock just ran out. On November 25, 2025, the IRS released Notice 2025-72. It announces forthcoming proposed regulations and describes rules taxpayers can rely on now for allocating f...
Quick answer: US citizens married to foreign spouses have three filing options: Married Filing Jointly if you make a 6013(g) election to treat your spouse as a US resident, Married Filing Separately (default status), or...
Many US expats move to another country and think state taxes will never follow them again. But some people still get letters or bills even after many years of living abroad. This guide explains the basics in a very simple way, so you know what states look for and how small choices can matter later. Key takeaways ...
In 2025, dual citizenship taxes sound big and scary, but the idea is simple. This guide shows how the rules work and how life with two passports affects your money in a clear, easy way. US dual citizen taxes follow one basic rule: the US asks you to report your income each year, even when you live in another country. Most people do not ...
If you’ve been living outside the United States for years, it might seem natural to assume your US tax obligations ended with your last paycheck on American soil. But they didn’t. The United States taxes its citizens and green card holders on their worldwide income, and in most cases, you’re required to file a return once your i...