VALID › Notice Library › CP117 notice

In the IRS’s own words · not reviewed by VALID

CP117 notice explained, in the IRS’s own words

We made changes to your Form 1042, Annual Withholding Tax Return for U.S. Source Income of Foreign Persons, because we found a miscalculation. As a result of these changes, you have an overpayment on your account.

Read the full CP117 page on irs.gov ↗

Quoted from www.irs.gov/individuals/understanding-your-cp117-notice, read October 15, 2026 · fingerprint 05853f267eff · 2 lines left out here (see irs.gov)

What this notice is about

We made changes to your Form 1042, Annual Withholding Tax Return for U.S. Source Income of Foreign Persons, because we found a miscalculation. As a result of these changes, you have an overpayment on your account.

What you need to do

  • Read your notice carefully - it will explain why you owe.
  • Compare the figures on the notice with your tax return.
  • Contact us within 10 days of the date of the notice if you disagree with the changes we made. Please have your account information available when you call.
  • Correct the copy of your tax return that you kept for your records if you agree with our changes. Keep this notice for your records.

You may want to

Download a copy of Instructions for Form 1042 PDF.

When will I receive my refund?

You should receive a refund check within 4-6 weeks as long as you don’t owe other tax or debts we’re required to collect.

Tips for next year

  • Consider filing your taxes electronically. Filing online can help you avoid mistakes. Learn more about filing options.
  • Review your return for accuracy before mailing it to us.

What to do next

  • Write down the date on the letter today.
  • Look the number up on irs.gov yourself. Don’t trust a link or phone number from anyone else.
  • If it says you owe money or proposes changes to your return, take it to a licensed CPA, EA or tax attorney before that date.

Not advice. Not a filing. Verify with a licensed professional. Rules change by year and facts.

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