Complete your W-4 form with confidence. Get accurate withholding calculations with 2026 tax law updates, including the One Big Beautiful Bill Act (OBBBA) features.
Disclaimer: This calculator provides estimates based on 2026 tax law and should be used for planning purposes only. Actual withholding may vary based on your specific situation. For official tax advice, consult with a qualified tax professional or refer to the official IRS publications. The calculations assume you have only one job and are not claiming exemption from withholding.