IRS Notice CP87B: Someone else also claimed you
IRS Notice CP87B is a return adjustment letter from the IRS. You claimed yourself on your return, but someone else also claimed you as a dependent that year. The IRS sends letters like this after it changes figures on a return.
What this letter usually means
You claimed yourself on your return, but someone else also claimed you as a dependent that year. A change can raise or lower what you owe or your refund. The letter shows both the old and new figures.
Category: The IRS changed your return
What people usually do first
If you are not their dependent, you do not need to do anything.
What to have ready
- The letter, every page
- Your tax return
- Publication 501
- Form 1040-X, if you need to correct your return
What may come next
This letter does not point to a specific follow-up letter. Any later step will be described in mail from the IRS.
Read the IRS page
The IRS letter itself is the final word on what it means for you. Read the IRS page for CP87B.
Common questions about CP87B
What is IRS notice CP87B?
You claimed yourself on your return, but someone else also claimed you as a dependent that year.
How long do I have to respond to a CP87B notice?
The date to respond or pay by, if there is one, is printed on your letter. Check it, and read the IRS page for CP87B for more.
Is a CP87B notice a scam?
A real CP87B comes by mail and should match your own records. You can also sign in to your IRS Online Account on irs.gov to see your account directly.
What should I have ready for a CP87B notice?
The letter, every page, Your tax return, Publication 501, Form 1040-X, if you need to correct your return.
Scan your letter in the OweRight iPhone app
The OweRight app can tell you what a CP87B letter is and points you to the IRS page for it.
OweRight is not the IRS and does not give tax or legal advice.
Related notices
- IRS Notice CP21C: Changes you asked for: balance is zero
- IRS Notice CP22I: Changes to your return for IRA taxes
- IRS Notice CP23: Estimated payments don't match: you owe
- IRS Notice CP24: Estimated payments don't match: refund changed
- IRS Notice CP25: Estimated payments don't match: balance is zero
- IRS Notice CP10: Changes to your return: next year's payments