Form 1040-X

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Form 1040-X

A form that one uses to amend a previously filed Form 1040, which is used to report one's income and pay the income tax.
References in periodicals archive ?
Floyd attempted to obstruct and impede the due administration of the internal revenue laws by filing numerous false Internal Revenue Service (IRS) Forms 1040X, Amended Individual Income Tax Returns, in an attempt to reduce his tax liability to zero.
Claims for refund of individual and corporation income tax must be filed on Forms 1040X and 1120X, respectively.
However, because the Forms 1040X and 1120X result in a pre-refund review, the Service may offset an unassessed, barred deficiency (including barred interest) in the carryback year against the requested refund.