Get your taxes done using TurboTax
If you receive a 1099-INT that includes income already reported in a previous tax year, enter the 1099-INT as is. When you get to the follow-up screen, you can adjust the interest entered and enter an explanation.
This can be done in the section where you entered the interest. When you get to the follow up question about uncommon situations, select that you need to adjust the interest (see screenshot below)
Another screen appears where you can choose a reason for the adjustment (see screenshot below):
