Option 2: If you did NOT e-file your IRS accepted tax return on eFile.com:See instructions on how to prepare an IRS tax amendment. Option 3: Prepare a tax amendment for a previous tax year:Instructions on how toprepare an IRS tax amendment for back taxes. ...
Make sure you have the forms for the proper tax year. For example, if you’re amending your 2023 return, you need a copy of the 2023 version of Schedule C. You can find prior-year forms and their instructions atIRS.gov. If your change impacts more than one tax year, you’ll need ...