Individual Taxpayer Identification Number (ITIN)
Effective January 1, 2013, the IRS implemented new procedures that affect the Individual Taxpayer Identification Number (ITIN) application process. Some of the information below, including the documentation requirements for individuals seeking an ITIN, has been superseded by these changes. Taxpayers and their representatives should review these program changes,which are further explained in these Frequently Asked Questions, before requesting an ITIN. Effective January 1, 2013, authorized representatives are required to complete forensic training and submit the certificate of completion to the IRS no later than January 31, 2014.