Reading up on this online, the IRS recommends using box 14:

Relief from Certain Penalties Related to Information Reporting Required in Connection with No Tax on...

See the last few pages of this document.

However, the report QB support recommends may not work for a lot of employers. Just showing the total amount does not account for salary changes through the year. The best solution I could find is using data from our timeclock reports, inputting the numbers into a spreadsheet to auto-calculate the totals, and then adding it to Box 14. It's cumbersome, but it's going to give us more realistic data since we had a lot of pay rate changes in 2025. We have wiggle-room for best estimates with the IRS too since the 2025 tax year transition period allows for a margin of error.