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How to apply an overpayment to estimated tax on the 1040X amended return in ProConnect Tax

by Intuit Updated 1 month ago

This article will help to understand how to apply the overpayment generated by an amended individual Form 1040X on Line 22.

Follow these steps:

  1. Go to Input Return Miscellaneous Forms Amended Return (1040-X)/Superseded
  2. Scroll down to General Information and Federal (1040X)
  3. Click the checkbox for Apply 1040-X overpayment to 2025 estimated tax
  4. Go to Input Return Payments, Penalties, & Extensions 20YY Estimated Tax (1040-ES, W-4, W-4P, W-4R)
  5. Scroll down to 2025 Estimated Tax (1040-ES).
  6. Enter the same amount in Apply overpayment to 20YY under General Information.
  7. Remove any entry on Estimate options.

Per Form 1040X Instructions, Page 10:

If you elected to apply any part of an overpayment on your original return to your next year's estimated tax, you cannot reverse that election on your amended return.

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