Understanding Your CP561C Notice

 

What this notice is about

We have important information about your child’s Adoption Taxpayer Identification Number (ATIN). Your child’s ATIN expired.


What you need to do

  • Complete Form 15101, Provide Social Security Number (SSN) for Adoptive Child PDF, included with your notice if you received a Social Security number (SSN) for your child.
  • Detach notice stub, mail it with Form 15101 in the envelope provided. If you prefer, you can fax it to the fax number in the notice using a fax machine or an online fax service. Several online fax services use the internet to send files form your computer or smart device to a fax number.

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Frequently asked questions

How long is an ATIN valid?

An ATIN is valid for 2 years. If you don’t have an SSN for your child, you can request a 1-year extension. For more information, see instructions for completing a Form W-7 A, Application for IRS Adoptions for IRS Individual Taxpayer Identification Number.

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