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Forms and Instructions

Individual Tax Return
Instructions for Form 1040
Request for Taxpayer Identification Number (TIN) and Certification
Request for Transcript of Tax Return

 

Employee's Withholding Allowance Certificate
Employer's Quarterly Federal Tax Return
Employers engaged in a trade or business who pay compensation
Installment Agreement Request

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Amend/Fix Return
Apply for Power of Attorney
Apply for an ITIN
Rules Governing Practice before IRS

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

File Form 1040-X to do the following.

  • Correct Forms 1040, 1040-A, 1040-EZ, 1040-NR, or 1040-NR 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 1040-X

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