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Use this form to report the income, gains, losses, deductions, credits, and to figure the income tax liability of a corporation.
Other Items You May Find Useful:
Form 843, Claim for Refund and Request for Abatement
Form 1040, U.S. Individual Income Tax Return
Form 1040A, U.S. Individual Income Tax Return
Form 1040EZ, Income Tax Return for Single and Joint Filers With No Dependents
Form 1045, Application for Tentative Refund
Form 8379, Injured Spouse Allocation
Use Form 1040X 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.
File a separate Form 1040X for each year you are amending. If you are changing your federal return, you also may need to change your state return.