Form W-2
The Form W-2 (Wage and Tax Statement) is an IRS (Internal Revenue Service) US government information form used to report wages paid to employees and the various taxes withheld from those wages. The withheld taxes include income tax, FICA taxes (paid to the Social Security Administration) and Medicare taxes.
The Form W-2 can also show wages withheld for other reasons including 401k contributions and healthcare benefit contributions.