Use this form to apply for or renew a paid preparer tax identification number (PTIN).Current revisionForm W-12 PDFInstructions for Form W-12 PDFRecent developmentsNone at this time.Other items you may find usefulAll revisions for Form W-12About Form 8945, PTIN Supplemental Application For U.S. Citizens Without a Social Security Number Due To Conscientious Religious ObjectionAbout Form 8946, PTIN Supplemental Application For Foreign Persons Without a Social Security NumberOther current products