Form 5472: The Silent $25,000 Trap for Foreign Founders Building in the U.S.

Apr 29, 2026

EARLY-STAGE-STARTUP-TAXES

Foreign founders who incorporate in the U.S., especially a Delaware C-Corp, sometimes assume they have “no U.S. filings” if there was limited activity. In practice, that assumption can be costly.

 

What is Form 5472?

Form 5472 is an IRS information return used to disclose certain transactions between a U.S. reporting corporation and its foreign or domestic related parties. It is commonly triggered when a U.S. corporation is at least 25 percent foreign-owned, and it has a reportable transaction with a related party.

 

Why “limited activity” is not a safe assumption

Founders often set up the U.S. entity early to fundraise or establish a U.S. footprint, then build the product and team overseas and let the U.S. entity fall to the back burner.

Recently, we worked on a case where a founder from Brazil formed a Delaware C-Corp while the MVP, development team, pilots, and fundraising remained in the Brazilian entity. The U.S. corporation sat quiet, with only minor activity in a Mercury Bank Account, and filings were missed.

Reportable transactions can be ordinary, including capital contributions, loans and repayments, reimbursements, service payments (including overseas development), and IP transfers or licenses.

 

The penalty problem

The penalty for failing to file Form 5472, or filing something substantially incomplete, is $25,000 per form, per year. If the failure continues after the IRS notice, additional continuation penalties can apply. In other words, the penalty can be far larger than the dollars that moved.

As our Founder, Akshay Shrimanker, CPA, puts it:
“A common foot fault we see founders overseas make is failing to realize a Form 5472 was required to be filed with their tax filings. We’ve seen this come up countless times – the penalties are exorbitant, and abating or settling the penalties can take years, and countless phone calls, power of attorneys, and letters in the mail. If you start a business in the U.S., get help early from subject matter experts.”

 

Important side note: foreign-owned single-member LLCs

This issue is not limited to Delaware C-Corps. If your U.S. entity is a single-member LLC owned by a foreign person, you may still have a Form 5472 filing requirement, often filed with a pro forma return package.

 

Do not forget the baseline U.S. filing requirement

Form 5472 is often missed because founders assume “no activity” means “no tax return.” But a domestic corporation can have a federal filing obligation even if it has no taxable income.

 

How foreign founders can protect themselves

  • Track founder and related-party transfers, including wires, reimbursements, and intercompany charges.

  • Document services and IP arrangements between the overseas operating team and the U.S. company.

  • File on time, or extend properly, so Form 5472 is filed with the return when due.

Form 5472 is not a niche edge case. It is a common, expensive, and avoidable compliance pitfall for overseas founders.

 

Disclaimer:

The content provided on this blog is for general informational purposes only and does not constitute professional accounting, tax, or legal advice. Reading or accessing this material does not create a CPA-client relationship, nor should it be construed as a substitute for individualized guidance from a qualified professional. While we strive for accuracy, Shay CPA PC makes no warranties—express or implied—about the completeness, reliability, or timeliness of the information, and we expressly disclaim liability for any errors or omissions. You should not act or refrain from acting based on any blog content without seeking the advice of a qualified CPA or other professional who can address your specific circumstances. Links to external resources are provided for convenience only and do not imply endorsement. Shay CPA PC is under no obligation to update this content and disclaims responsibility for decisions made in reliance on it.

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