In the space provided below, tell us why you are filing Form 1040-X. Attach any supporting documents and new or changed forms and schedules.

See the Form 1040 or, for amended returns for years before 2018, the Form 1040A instructions. See also the Form 1040X instructions.

Information about Form 1040-X, Amended U.S. Individual Income Tax Return, including recent updates, related forms and instructions on how to file. Use Form 1040-X to file an amended tax return. Form 1040X is used by individual taxpayers to amend prior year tax returns.

Form 1040-X (Rev. July 2021) Amended U.S. Individual Income Tax Return. Department of the Treasury—Internal Revenue Service. . Use this revision to amend 2019 or later tax returns. . Go to. www.irs.gov/Form1040X . for instructions and the latest information. OMB No. 1545-0074. This return is for calendar year (enter year) or fiscal year

Form 1040-X electronically with tax filing software to amend 2020 or later Forms 1040 and 1040-SR, and 2021 or later Forms 1040-NR. See IRS.gov/Filing/Amended-Return-Frequently-Asked-Questions for more information. Use these instructions with both the paper-filed July 2021 revision of Form 1040-X and the electronically filed Form 1040-X.

Estimated Tax for Individuals. Form 1040-ES is used by persons with income not subject to tax withholding to figure and pay estimated tax. Form 1040-ES PDF

Complete any applicable forms for the non-income taxes such as the Schedule SE (for self-employment taxes) or Form 8960 (for net investment income tax) including the adjustments reflected on the Form 8986 and figure the adjusted non …

Federal income tax withheld and excess social security and tier 1 RRTA tax withheld.

See the Forms 1040 and 1040-SR, or Form 1040A, instructions for the tax year being amended. See also the Form 1040-X instructions.

Form 1040X (Rev. January 2017) Department of the Treasury—Internal Revenue Service. Amended U.S. Individual Income Tax Return. . Information about Form 1040X and its separate instructions is at