It40x 2026

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  1. Click ‘Get Form’ to open the IT-40X in the editor.
  2. Begin by entering your tax year and Social Security numbers in the designated fields. If filing jointly, include your spouse's information as well.
  3. Fill in your present address and mark if you are married filing separately or if the amendment is due to a Net Operating Loss (NOL).
  4. Complete Part 1 on the back of the form to explain any changes made to your original return.
  5. In Column A, enter amounts from your original return. In Column B, indicate any changes, and in Column C, provide the correct amounts.
  6. Review all entries for accuracy before signing and dating the form at the bottom.

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Versions Form popularity Fillable & printable
2020 4.8 Satisfied (117 Votes)
2019 4.3 Satisfied (99 Votes)
2017 4.3 Satisfied (169 Votes)
2014 4.3 Satisfied (189 Votes)
2012 4 Satisfied (59 Votes)
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