Article Sources Investopedia requires ... Employee's Withholding Certificate.” Internal Revenue Service. "Credits and Deductions for Individuals." Internal Revenue Service. "Federal Income Tax Rates ...

The amount of taxes your employer will withhold depends on your earnings and the information you provide on the IRS Form W-4. The federal government operates on a pay-as-you-earn tax system.

To check the status of your refund, use the " Where's My Refund?" tools for federal tax refunds or go to the IRS2Go app.

Pay attention to your tax bracket: Having multiple jobs could push you into a different tax bracket. But remember: When your income jumps to a higher tax bracket, you don’t pay the higher rate on your ...