Trump's Proposed Tax Law Changes and What They Mean for Foreign-Owned U.S. Businesses
● Tax Law Updates September 8, 2025 By Tax Advisory Team

Trump's Proposed Tax Law Changes and What They Mean for Foreign-Owned U.S. Businesses

Major tax reforms are on the horizon with Trump's return to office. Here's what foreign-owned businesses need to know about the sweeping changes that could reshape your compliance obligations.

TAT

Tax Advisory Team

5 min read • Form 5472 Expert

Tax law never stands still — and if you're a business with foreign ownership, you know that changes in Washington can ripple straight into your reporting obligations. With President Trump's One Big Beautiful Bill Act (OBBBA) signed into law in July 2025, we've entered another era of reform.

So, what's new — and more importantly, what does it mean if you're filing Form 5472 this year? Let's break it down.

What Changed Under Trump's New Bill?

The OBBBA builds on and extends the 2017 Tax Cuts and Jobs Act. Here are the big highlights:

International Rules Reshaped:

In short: lower taxes for many, new names and rates for international income, and plenty of changes to digest.

Quick Refresher: What Is Form 5472?

Form 5472 is the IRS's way of keeping tabs on foreign-owned U.S. corporations and foreign corporations doing business in the U.S.

You'll need to file if you're:

It reports transactions with related foreign parties, from loans to sales to service fees. And the penalties for missing or messing it up are steep — $25,000 per failure, with additional fines piling on if you delay.

What's New for Form 5472 Filers?

The form itself was last revised in December 2024, and while the Trump bill didn't change the form directly, here are the key updates to keep in mind:

So while the paperwork hasn't changed much, the context in which you're reporting has.

Where Trump's Changes Collide With Form 5472

Here's how the new tax law could affect your filings, even without altering the form itself:

Area What It Means
Reporting burden stays heavy You'll still need to disclose all related-party transactions — no shortcuts here.
International income rules shift The renaming of GILTI and FDII into NCTI and FDDEI changes how much tax applies to foreign-sourced income.
Debt and interest transactions With safe-haven interest and covered debt rules spelled out more clearly, expect closer IRS scrutiny.
Penalties unchanged The IRS is unlikely to go easier during a reform period — if anything, expect tougher audits.

Takeaways for Businesses

Area What It Means
Form design Same as 2024 revision
Tax law impact International tax changes may alter reported amounts
Filing process Electronic only, penalties unchanged
Action point Get ahead on documentation & work with advisors

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Final Thoughts

Form 5472 might not have changed on paper, but the tax environment around it has. Trump's OBBBA reshapes how foreign-owned U.S. companies are taxed, especially when it comes to international income and related-party dealings.

The bottom line? Stay compliant, stay accurate, and don't cut corners. A late or incomplete Form 5472 could cost you tens of thousands, and in this new landscape, it's smarter than ever to get professional advice.

Key Actions for 2025: