Why do i need to fill the W-2 form?
Form W-2, Wage and Tax Statement, is used in the United States income tax system as an information return to report wages paid to employees and the taxes withheld from them. The form is also used to report FICA taxes to the Social Security Administration. Relevant amounts on Form W-2 are reported by the Social Security Administration to the Internal Revenue Service. 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. The Form W-2 reports income on a calendar year (January 1 through December 31) basis, regardless of the fiscal year used by the employer or employee for other Federal tax purposes. However, this refers to the time period in which an employee has been compensated, not necessarily the actual dates of employment. After the final payroll in December, employment is normally compensated and subject to tax in the following year. If an employee works in more than one state, most employe