Find IRS forms, instructions, publications, and notices for prior years back to 1864. If a PDF file won't open, try downloading the file to your device and opening it using Adobe Acrobat. 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 20201 - 20225 of 22674Find Help Find Prior Year » RegExReplace » Product Number Prior Year » Revision Date Prior Year » Title Show per page 2550100200 Search Product Number Title Revision Date Form 8879 IRS e-file Signature Authorization 2009 Form 8879 IRS e-file Signature Authorization 2008 Form 8879 IRS e-file Signature Authorization 2007 Form 8879 IRS e-file Signature Authorization 2006 Form 8879 IRS e-file Signature Authorization 2005 Form 8879 IRS e-file Signature Authorization 2004 Form 8879 IRS e-file Signature Authorization 2003 Form 8879 IRS e-file Signature Authorization 2002 Form 8879 IRS e-file Signature Authorization 2001 Form 8879-B IRS e-file Signature Authorization for Form 1065-B 2017 Form 8879-B IRS e-file Signature Authorization for Form 1065-B 2016 Form 8879-B IRS e-file Signature Authorization for Form 1065-B 2015 Form 8879-B IRS e-file Signature Authorization for Form 1065-B 2014 Form 8879-B IRS e-file Signature Authorization for Form 1065-B 2013 Form 8879-B IRS e-file Signature Authorization for Form 1065-B 2012 Form 8879-B IRS e-file Signature Authorization for Form 1065-B 2011 Form 8879-B IRS e-file Signature Authorization for Form 1065-B 2010 Form 8879-B IRS e-file Signature Authorization for Form 1065-B 2009 Form 8879-B IRS e-file Signature Authorization for Form 1065-B 2008 Form 8879-B IRS e-file Signature Authorization for Form 1065-B 2007 Form 8879-B IRS e-file Signature Authorization for Form 1065-B 2006 Form 8879-C IRS e-file Signature Authorization for Form 1120 2021 Form 8879-C IRS e-file Signature Authorization for Form 1120 2020 Form 8879-C IRS e-file Signature Authorization for Form 1120 2019 Form 8879-C IRS e-file Signature Authorization for Form 1120 2018 Pagination First page « First Previous page Previous … Page 805 Page 806 Page 807 Page 808 Current page 809 Page 810 Page 811 Page 812 Page 813 … Next page Next Last page Last »