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 1 - 25 of 100Find 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 1040-X Amended U.S. Individual Income Tax Return 2024 Form 1040-X Amended U.S. Individual Income Tax Return 2021 Form 1040-X Amended U.S. Individual Income Tax Return 2020 Form 1040-X Amended U.S. Individual Income Tax Return 2019 Form 1040-X Amended U.S. Individual Income Tax Return 2018 Form 1040-X Amended U.S. Individual Income Tax Return 2017 Form 1040-X Amended U.S. Individual Income Tax Return 2016 Form 1040-X Amended U.S. Individual Income Tax Return 2014 Form 1040-X Amended U.S. Individual Income Tax Return 2013 Form 1040-X Amended U.S. Individual Income Tax Return 2012 Form 1040-X Amended U.S. Individual Income Tax Return 2011 Form 1040-X Amended U.S. Individual Income Tax Return 2010 Form 1040-X Amended U.S. Individual Income Tax Return 2009 Form 1040-X Amended U.S. Individual Income Tax Return 2007 Form 1040-X Amended U.S. Individual Income Tax Return 2006 Form 1040-X Amended U.S. Individual Income Tax Return 2005 Form 1040-X Amended U.S. Individual Income Tax Return 2004 Form 1040-X Amended U.S. Individual Income Tax Return 2003 Form 1040-X Amended U.S. Individual Income Tax Return 2002 Form 1040-X Amended U.S. Individual Income Tax Return 2001 Form 1040-X Amended U.S. Individual Income Tax Return 2000 Form 1040-X Amended U.S. Individual Income Tax Return 1999 Form 1040-X Amended U.S. Individual Income Tax Return 1998 Form 1040-X Amended U.S. Individual Income Tax Return 1997 Form 1040-X Amended U.S. Individual Income Tax Return 1996 Pagination Current page 1 Page 2 Page 3 Page 4 Next page Next Last page Last »