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Form1040X(Rev. February 2024)Department of the TreasuryInternal Revenue ServiceAmended U.S. Individual Income Tax ReturnOMB No. 15450074Go to www.irs.gov/Form1040X for instructions and the latest
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How to fill out 1040-x

01
Gather all necessary documents including your original 1040 form.
02
Complete the top section of Form 1040-X with your personal information.
03
Indicate the year you are amending at the top of the form.
04
Detail the changes you are making in Part III of the form, explaining what was incorrect and providing the correct information.
05
Include any supporting documents or schedules that are necessary to explain the changes you are making.
06
Sign and date the form before submitting it to the IRS.

Who needs 1040-x?

01
Individuals who have made mistakes on their original tax return and need to correct them.
02
Individuals who have experienced changes in their tax situation after filing their original return.
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1040-X is a form used for filing an amended tax return.
Individuals who need to make changes to their original tax return must file 1040-X.
Fill out the form by providing your name, address, Social Security number, the tax year you are amending, and the changes you are making.
The purpose of 1040-X is to correct errors or omissions on a filed tax return.
You must report the changes you are making to your income, deductions, credits, or tax liability on 1040-X.
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