The latest versions of IRS forms, instructions, and publications. 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 - 2 of 2Find Help Find Show per page 2550100200 SearchClear Product Number Title Revision Date Posted Date Form 1040-X Amended U.S. Individual Income Tax Return Feb 2024 01/26/2024 Instruction 1040-X Instructions for Form 1040-X, Amended U.S. Individual Income Tax Return Feb 2024 02/09/2024