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 26 - 50 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 1995 Form 1040-X Amended U.S. Individual Income Tax Return 1994 Form 1040-X Amended U.S. Individual Income Tax Return 1993 Form 1040-X Amended U.S. Individual Income Tax Return 1992 Form 1040-X Amended U.S. Individual Income Tax Return 1991 Form 1040-X Amended U.S. Individual Income Tax Return 1990 Form 1040-X Amended U.S. Individual Income Tax Return 1989 Form 1040-X Amended U.S. Individual Income Tax Return 1988 Form 1040-X Amended U.S. Individual Income Tax Return 1987 Form 1040-X Amended U.S. Individual Income Tax Return 1986 Form 1040-X Amended U.S. Individual Income Tax Return 1985 Form 1040-X Amended U.S. Individual Income Tax Return 1984 Form 1040-X Amended U.S. Individual Income Tax Return 1982 Form 1040-X Amended U.S. Individual Income Tax Return 1981 Form 1040-X Amended U.S. Individual Income Tax Return 1980 Form 1040-X Amended U.S. Individual Income Tax Return 1979 Form 1040-X Amended U.S. Individual Income Tax Return 1978 Form 1040-X Amended U.S. Individual Income Tax Return 1977 Form 1040-X Amended U.S. Individual Income Tax Return 1976 Form 1040-X Amended U.S. Individual Income Tax Return 1975 Form 1040-X Amended U.S. Individual Income Tax Return 1973 Form 1040-X Amended U.S. Individual Income Tax Return 1972 Form 1040-X Amended U.S. Individual Income Tax Return 1970 Form 1040-X Amended U.S. Individual Income Tax Return 1969 Instruction 1040-X Instructions for Form 1040-X, Amended U.S. Individual Income Tax Return 2024 Pagination First page « First Previous page Previous Page 1 Current page 2 Page 3 Page 4 Next page Next Last page Last »