File Form 1040-X to do the following.
- Correct Forms 1040, 1040-A, 1040-EZ, 1040-NR, or 1040-NR EZ.
- Make certain elections after the prescribed deadline.
- Change amounts previously adjusted by the IRS.
- Make a claim for a carryback due to a loss or unused credit.
Current Revision
Recent Developments
Error in Tax Calculation in Schedule D Tax Worksheet (Form 1040) – 12-SEP-2019
Charitable Contributions and State or Local Tax Credits or Deductions – 12-JUN-2019