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Understanding your CP561B notice

 

What this notice is about

We have important information about your child¡¯s Adoption Taxpayer Identification Number (ATIN). The extension for your child¡¯s ATIN expires in 3 months.


What you need to do

  • Complete Form 15101, Provide a Social Security Number (SSN) for Adoptive Child PDF, included with your notice if you received a Social Security number (SSN) for your child.

  • You can send us your information using the Document Upload Tool. To use the tool, visit , or:
  • If you prefer, fax your information to the fax number in the notice using either a fax machine  or an online fax service. Protect yourself when sending digital data by  understanding the fax service¡¯s privacy and security policies.

You may want to


Frequently asked questions

What if I don't have a Social Security number (SSN) for my child?

You can¡¯t claim your child on your tax return. You can file an amended return once you have an SSN for your child.

Need help?

  • You can authorize someone to represent you before the IRS or inspect and/or receive confidential tax information.
  • You may be eligible for free help from the .
  • See if you qualify for help from a .
  • You can request a copy of your notice or letter in Braille or large print.
  • If you can¡¯t find what you need online, call the telephone number on your notice or letter.