Find IRS forms, instructions, publications, and notices for prior years back to 1864. View more information about Using IRS Forms, Instructions, Publications and Other Item Files. Click on a column heading to sort the list by the contents of that column. Enter a term in the Find box Click the Search button Showing 726 - 730 of 730Find Help Find Prior Year » RegExReplace » Product Number Prior Year » Revision Date Prior Year » Title Show per page 2550100200 SearchClear Product Number Title Revision Date Instruction W-9 Instructions for the Requestor of Form W-9, Request for Taxpayer Identification Number and Certification 2013 Form W-9 (SP) Solicitud y Certificacion del Numero de Identificacion del Contribuyente 2013 Instruction W-9 (SP) Instrucciones para el Solicitante del Formulario W-9(SP), Solicitud y Certificacion del Numero de Identificacion del Contribuyente 2013 Form W-12 IRS Paid Preparer Tax Identification Number (PTIN) Application and Renewal 2013 Instruction W-12 Instructions for Form W-12, IRS Paid Preparer Tax Identification Number (PTIN) Application and Renewal 2013 Pagination First page « First Previous page Previous … Page 22 Page 23 Page 24 Page 25 Page 26 Page 27 Page 28 Page 29 Current page 30