What this notice is about
Important Information about your child’s Adoption Taxpayer Identification Number (ATIN) - We need more information to process your 1- year extension request of your child’s ATIN
What you need to
- Complete Form 15100, Adoption Taxpayer Identification Number (ATIN) Extension Request (PDF), included with your notice within 60 days, and provide:
- The reason you need an extension.
- The reason you can’t get a Social Security number (SSN).
- The status of your adoption.
- Original signatures of adoptive parents, or;
- The SSN for your child if you received it.
- Detach notice stub, mail it with Form 15100 in the envelope provided. If you prefer, you can fax it using the information provided on the form.
You may want to
- Call us at the number listed in your notice.
- See additional information on Adoption Taxpayer Identification Number.
Answers to common questions
What do I need to do?
Send us the missing information so we can process your 1-year extension.
How long is an ATIN valid?
An ATIN is valid for 2 years. However, if you don’t have a SSN for your adoptive child, you can request a 1-year extension. For more information, see instructions for completing a Form W-7A, Application for IRS Adoptions for IRS Individual Taxpayer Identification Number (PDF), or Form W-7(SP), Solicitud de Número de Identificación Personal de Contribuyente del Servicio de Impuestos Internos (PDF).
- You can authorize someone to contact the IRS on your behalf.
- See if you qualify for help from a Low Income Taxpayer Clinic.
If you can’t find what you need online, you can call the IRS at the 800, 866, or 888 number listed on the notice.