If your ITIN was not included on a U.S. federal tax return at least once for the previous three tax years, your ITIN will expire on December 31st of the fourth year. For more information about expired ITIN numbers, visit www.irs.gov/individuals/itin-expiration-faqs.
Limited call center availability on Tuesday, October 28 and Thursday, October 30
Wait times may be long during these times. Instead of calling, you can: Check your refund status with Where's My Refund or ask other questions by sending a secure message.