Internal Revenue Service United States Department of the Treasury
Level Basic Advanced Military International

Amended and Prior Year Returns Workout

Workout Resources

Amended and Prior Year Returns Job Aids

The following job aids from Publication 4012, Tab M, Other Returns, provides step-by-step instructions on how to file an amended or prior year return:

  • Amended Returns
  • Prior Year Returns

To amend a federal return, tax preparation software must be used to complete Form 1040X, Amended U.S. Individual Income Tax Return. Amended returns information may come from the following:

Top of Form 1040X.