Do not have a valid SSN/TIN number on file ... Important note: IRS form W-9s must include student’s ID number for proper application and should not be sent by email. The University of Texas at San ...

For most individual taxpayers, their SSN is their TIN. SSNs are issued ... complete IRS form W-7, "Application for IRS Individual Taxpayer Identification Number." Submit it to the IRS with the ...

A Tax Identification Number (TIN) is a unique number assigned to taxpayers and used by the Internal Revenue Service (IRS) in its administration of the nation's tax system. What Is a Tax ...