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

Form 1040-X is used by individual taxpayers to amend prior year tax returns.
Forms and Instructions

Electronic filing of some amended employment tax returns is now available

Amended employment tax returns can be filed electronically at this time, except the Form 944-X.
Forms and Instructions
Businesses

Form 720-X, Amended Quarterly Federal Excise Tax Return

Use Form 720-X, Amended Quarterly Federal Excise Tax Return, to make adjustments to liability reported on Forms 720 you have filed for previous quarters.
Forms and Instructions

Form 1065-X, Amended Return or Administrative Adjustment Request (AAR)

Use Form 1065-X, Amended Return or Administrative Adjustment Request (AAR), if you are not filing electronically, to correct items on a previously filed Form 1065, Form 1065-B, or Form 1066, make an AAR for a previously filed Form 1065, Form 1065-B, or Form 1066, or file an amended return by a partnership-partner of a BBA partnership as part of the modification process of a BBA proceeding with respect to that BBA partnership.
Forms and Instructions

Instructions for Form 1065-X, Amended Return or Administrative Adjustment Request (AAR)

Use Form 1065-X, Amended Return or Administrative Adjustment Request (AAR), if you are not filing electronically, to correct items on a previously filed Form 1065, Form 1065-B, or Form 1066, make an AAR for a previously filed Form 1065, Form 1065-B, or Form 1066, or file an amended return by a partnership-partner of a BBA partnership as part of the modification process of a BBA proceeding with respect to that BBA partnership.
Forms and Instructions

Form 1120-X, Amended U.S. Corporation Income Tax Return

Use Form 1120-X, Amended U.S. Corporation Income Tax Return, Form 1120X to correct a Form 1120 as originally filed, or as later adjusted by an amended return, a claim for refund, or an examination, or make certain elections after the prescribed deadline (see Regulations sections 301.9100-1 through 3).
Forms and Instructions

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

Form 1040-X is used by individual taxpayers to amend prior year tax returns.
Forms and Instructions

Form 14568-I, Model VCP Compliance Statement Schedule 9 Limited Safe Harbor Correction by Plan Amendment

Form 14568-I, Model VCP Compliance Statement Schedule 9 Limited Safe Harbor Correction by Plan Amendment
Forms and Instructions

You may need to file an amended return to claim benefits under the Federal Disaster Tax Relief Act of 2023

If you are claiming benefits under the Federal Disaster Tax Relief Act of 2023 for a tax year for which you have already filed a tax return, you may need to file an amended return.
Forms and Instructions

Form 8982, Affidavit for Partner Modification Amended Return Under IRC Section 6225(c)(2)(A) or Partner Alternative Procedure Under IRC Section 6225(c)(2)(B)

Form 8982, Affidavit for Partner Modification Amended Return Under IRC Section 6225(c)(2)(A) or Partner Alternative Procedure Under IRC Section 6225(c)(2)(B) is a supporting form that the partnership representative attaches to Form 8980 (Partnership Request for Modification of the Imputed Underpayment(s) Under Section 6225(c)).
Forms and Instructions