The $25,000 Form 5472 penalty, decoded

The penalty for failing to file Form 5472 is $25,000 per form, per year (IRS, IRC §6038A). An additional $25,000 applies if the IRS sends a notice and the form is still not filed within 90 days. In practice, the IRS rarely assesses the full amount on first-time foreign filers who come forward voluntarily under DIIRSP with a reasonable-cause statement — but the rule on paper is a flat $25,000 per missed return.

This guide explains where the number comes from, when the IRS actually assesses it, and the three legitimate paths to avoid or reduce it.

Where the $25,000 figure comes from

The statutory authority is Internal Revenue Code §6038A(d), which sets the penalty for failure to file Form 5472. The base penalty was $10,000 until the 2017 Tax Cuts and Jobs Act raised it to $25,000 effective for tax years beginning after December 31, 2017.

The rule in plain English:

• $25,000 per Form 5472 not filed by the due date (including extensions), per reporting corporation, per related party.
• + $25,000 if the IRS sends a notice of failure and the form is not filed within 90 days of the notice.
• + $25,000 for every additional 30-day period the failure continues after the 90-day window.

A single missing year, fully uncured, can therefore exceed $50,000. Multiple missing years compound.

When the IRS actually assesses it

The IRS does not have an automated system that detects every missing Form 5472 the moment it's late. The penalty typically gets triggered by one of these events:

1. The IRS notices a discrepancy when comparing the LLC's EIN against expected filings — usually years after the original due date.
2. A bank or payment processor reports activity tied to the EIN and the IRS reconciles.
3. The LLC owner voluntarily files one year but not the prior years, and the IRS notices the gap.
4. Random selection — rare for foreign-owned disregarded LLCs but possible.

Most non-US founders go several years undetected. The penalty risk is real, but it's not imminent on day one of missing the deadline. The sensible response is to catch up before the IRS contacts you.

The three ways to avoid or reduce the penalty

1. DIIRSP — file voluntarily with reasonable cause

The Delinquent International Information Return Submission Procedure is the IRS's published catch-up path. You file every missing year, attach a reasonable-cause statement explaining why the filings were late, and submit them together. The IRS generally accepts these submissions without penalty if (a) you come forward before the IRS contacts you, (b) you can articulate why the filings were late, and (c) you are not under examination for any other matter.

"I did not know this US LLC required a federal information return because I am a non-resident with no US income or US activity" is a textbook reasonable-cause statement for foreign-owned single-member LLCs. The IRS accepts this category of filing routinely.

See: How to catch up on missed Form 5472 filings (DIIRSP).

2. Reasonable cause abatement after assessment

If the IRS has already assessed the $25,000 penalty (e.g., you got a notice), you can still request abatement under IRC §6038A(d)(3), which provides that the penalty does not apply if the failure was "due to reasonable cause and not due to willful neglect."

This is decided by the specific IRS agent reviewing your case and is less predictable than DIIRSP. The reasonable-cause statement looks similar; the difference is procedural (you're responding to a notice rather than filing proactively). Many first-time foreign filers do get full abatement at this stage.

3. First-time abatement (FTA)

IRS first-time abatement does not apply to Form 5472 information return penalties under §6038A — FTA is limited to specific income-tax-related penalties. So this lever, contrary to some online advice, generally does not help with a 5472 penalty.

The mistake that turns a fixable problem into a serious one

Most $25,000 assessments that actually get collected come from owners who received an IRS notice and ignored it. The 90-day window starts running, the additional penalties accrue, the case escalates to collections, and the disregarded-entity status means the penalty falls on the foreign owner personally.

If you ever receive an IRS notice referencing Form 5472, respond before the 90-day deadline — even if your response is just "I am filing the missing returns now under reasonable cause." The act of responding materially changes the outcome.

Conservative summary

• The penalty is $25,000 per form per year, codified at IRC §6038A(d).
• The IRS rarely assesses it on foreign founders who voluntarily catch up via DIIRSP with a clean reasonable-cause statement.
• Once an IRS notice arrives, the 90-day clock matters more than anything else — respond on time.
• First-time abatement does not apply; the route is reasonable cause under §6038A(d)(3).
• The worst path is silence. The IRS punishes non-response far more than late-but-cooperative filing.

Snapfile prepares the Form 5472, the pro forma 1120, and the reasonable-cause DIIRSP letter as one bundled filing for $89 + $69 per additional past year. Start a catch-up filing.