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 101 - 125 of 165Find 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 8879-EO IRS e-file Signature Authorization for an Exempt Organization 2019 Form 8879-EO IRS e-file Signature Authorization for an Exempt Organization 2008 Form 8879-EO IRS e-file Signature Authorization for an Exempt Organization 2020 Form 8879-EO IRS e-file Signature Authorization for an Exempt Organization 2012 Form 8879-EO IRS e-file Signature Authorization for an Exempt Organization 2013 Form 8879-EO IRS e-file Signature Authorization for an Exempt Organization 2003 Form 8879-EO IRS e-file Signature Authorization for an Exempt Organization 2007 Form 8879-EO IRS e-file Signature Authorization for an Exempt Organization 2011 Form 8879-EO IRS e-file Signature Authorization for an Exempt Organization 2006 Form 8879-EO IRS e-file Signature Authorization for an Exempt Organization 2014 Form 8879-EMP IRS e-file Signature Authorization for Forms 940, 940 (PR), 941, 941 (PR), 941-SS, 943, 943 (PR), 944, and 945 2023 Form 8879-EMP IRS e-file Signature Authorization for Forms 940, 940 (PR), 941, 941 (PR), 941-SS, 943, 943 (PR), 944, and 945 2017 Form 8879-EMP IRS e-file Signature Authorization for Forms 940, 940 (PR), 941, 941 (PR), 941-SS, 943, 943 (PR), 944, and 945 2013 Form 8879-CORP Form 8879-CORP, E-file Authorization for Corporations 2022 Form 8879-C IRS e-file Signature Authorization for Form 1120 2004 Form 8879-C IRS e-file Signature Authorization for Form 1120 2010 Form 8879-C IRS e-file Signature Authorization for Form 1120 2005 Form 8879-C IRS e-file Signature Authorization for Form 1120 2012 Form 8879-C IRS e-file Signature Authorization for Form 1120 2006 Form 8879-C IRS e-file Signature Authorization for Form 1120 2017 Form 8879-C IRS e-file Signature Authorization for Form 1120 2016 Form 8879-C IRS e-file Signature Authorization for Form 1120 2014 Form 8879-C IRS e-file Signature Authorization for Form 1120 2008 Form 8879-C IRS e-file Signature Authorization for Form 1120 2018 Form 8879-C IRS e-file Signature Authorization for Form 1120 2011 Pagination First page « First Previous page Previous Page 1 Page 2 Page 3 Page 4 Current page 5 Page 6 Page 7 Next page Next Last page Last »