Important Information about your child’s Adoption Taxpayer Identification Number (ATIN) - We assigned your child an ATIN
What you need to do
- Understand the ATIN is only valid for two years from the date of the notice.
- When you receive a social security number (SSN) for this child, complete the response form with the SSN and fax or mail it using the information provided on the form.
You may want to
- If you have additional questions, call the IRS at 737-800-5511 or 267-941-1000 (for international calls).
- See additional information on Adoption Taxpayer Identification Number
Answers to common questions
How long is an ATIN useful?
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-7SP, Solicitud de Número de Identificación Personal del Contribuyente del Servicio de Impuestos Internos (PDF).
How to get help
- Call the 800, 866 or 888 number listed on the top right corner of your notice.
- Authorize someone (such as an accountant) to contact the IRS on your behalf using Form 2848, Power of Attorney and Declaration of Representative (PDF)
- See if you qualify for help from a Low Income Taxpayer Clinic.