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Form 1040X, Amended U.S. Individual Income Tax Return

File this form to do the following.

  • Correct Forms 1040, 1040A, 1040EZ, 1040NR, or 1040NR-EZ.
  • Make certain elections after the prescribed deadline.
  • Change amounts previously adjusted by the IRS.
  • Make a claim for a carryback due to a loss or unused credit.

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Comment of Form 1040X

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Page Last Reviewed or Updated: 09-Aug-2016