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 51 - 58 of 58Find Help Find Prior Year » RegExReplace » Product Number Prior Year » Revision Date Prior Year » Title Show per page 2550100200 SearchClear Product Number Title Revision Date Form 4868 (SP) Application for Automatic Extension of Time to File U.S. Individual Income Tax Return (Spanish version) 2007 Form 2350 (SP) Application for Extension of Time to File U.S. Income Tax Return (Spanish version) 2006 Form 8878 (SP) IRS e-file Signature Authorization for Application for Extension of Time to File Form 4868 (SP) or Form 2350 (SP) (Spanish version) 2006 Form 4868 (SP) Application for Automatic Extension of Time to File U.S. Individual Income Tax Return (Spanish version) 2006 Form 4868 (SP) Application for Automatic Extension of Time to File U.S. Individual Income Tax Return (Spanish version) 2005 Form 8878 (SP) IRS e-file Signature Authorization for Application for Extension of Time to File Form 4868 (SP) or Form 2350 (SP) (Spanish version) 2005 Form 2350 (SP) Application for Extension of Time to File U.S. Income Tax Return (Spanish version) 2005 Form 8878 (SP) IRS e-file Signature Authorization-Application for Extension of Time to File (Spanish version) 2004 Pagination First page « First Previous page Previous Page 1 Page 2 Current page 3