The "extra" amount you had withheld from your paychecks is included in box 2 of your W-2. There is not a "special" place on your W-2 for that. The employer puts all of the federal tax withheld in box 2, so just enter your W-2 exactly as it appears and let the software do the calculations.
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**
