IRS 1120-X form

1120XForm (Rev. December 2025) Department of the Treasury Internal Revenue ServiceOMB No. 15450123Amended U.S. Corporation Income Tax ReturnFor tax year endingGo to www.irs.gov/Form1120X for instructions and the latest information.(Enter month and...

1120X OMB No. 1545-0123 Amended U.S. Corporation Income Tax Return Form (Rev. November 2016) Department of the Treasury Internal Revenue Service For tax year ending ? ? Information about Form 1120X and its instructions is at www.irs.gov/form1120x....