https://www.irs.gov/payments/tax-withholding
For help with your withholding, you may use the Tax Withholding Estimator. You can use the Tax Withholding Estimator to estimate your 2020 income tax. The Tax Withholding Estimator compares that estimate to your current tax withholding and can help you decide if you need to change your withholding with your employer.
