Do you mean that your employer messed up the tax that was withheld from your paychecks and you think your W-2 is wrong? You need to talk to the employer. If a mistake was made then the employer can correct it by issuing a corrected W-2----called a W-2C.
**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.**
