An employer must mail out the Form W-2 to employees on or before January 3.

Income Tax

Form W-2 (officially, the «Wage and Tax Statement») is an Internal Revenue Service (IRS) tax form used in the United States to report wages paid to employees and the taxes withheld from them.[1] Employers must complete a Form W-2 for each employee to whom they pay a salary, wage, or other compensation as part of the employment relationship.