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 51 - 75 of 80Find 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 6251 Instructions for Form 6251, Alternative Minimum Tax - Individuals 2019 Instruction 6251 Instructions for Form 6251, Alternative Minimum Tax - Individuals 2018 Instruction 6251 Instructions for Form 6251, Alternative Minimum Tax - Individuals 2017 Instruction 6251 Instructions for Form 6251, Alternative Minimum Tax - Individuals 2016 Instruction 6251 Instructions for Form 6251, Alternative Minimum Tax - Individuals 2015 Instruction 6251 Instructions for Form 6251, Alternative Minimum Tax - Individuals 2014 Instruction 6251 Instructions for Form 6251, Alternative Minimum Tax - Individuals 2013 Instruction 6251 Instructions for Form 6251, Alternative Minimum Tax - Individuals 2012 Instruction 6251 Instructions for Form 6251, Alternative Minimum Tax - Individuals 2011 Instruction 6251 Instructions for Form 6251, Alternative Minimum Tax - Individuals 2010 Instruction 6251 Instructions for Form 6251, Alternative Minimum Tax - Individuals 2009 Instruction 6251 Instructions for Form 6251, Alternative Minimum Tax - Individuals 2008 Instruction 6251 Instructions 2007 Instruction 6251 Instructions 2006 Instruction 6251 Instructions 2005 Instruction 6251 Instructions 2004 Instruction 6251 Instructions 2003 Instruction 6251 Instructions 2002 Instruction 6251 Instructions 2001 Instruction 6251 Instructions 2000 Instruction 6251 Instructions 1999 Instruction 6251 Instructions 1998 Instruction 6251 Instructions 1997 Instruction 6251 Instructions 1996 Instruction 6251 Instructions 1995 Pagination First page « First Previous page Previous Page 1 Page 2 Current page 3 Page 4 Next page Next Last page Last »