What Is Form W-4? A W-4 form is an employee’s withholding certificate. It’s an Internal Revenue Service form that tells your employer how much to deduct from your pay for federal taxes. Most people ...

When you start a new job — or change your name or marital status — you will probably have to fill out a new W-4 tax form. Your completed form is used to determine how much of your income your employer ...

If you got a big tax refund this year — or faced a big tax bill — now is a good time to revisit your W-4 form. Also known as the the Employee’s Withholding Certificate, the W-4 is a crucial tax ...