Tax Withholding Forms

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Link to IRS Form W-4 2020

Link to IRS Tax Withholding Estimator

Link to a Video on Understanding the IRS 2020 W-4 Form

Link to the California State Tax Withholding Form-2020

About the IRS Tax Withholding Estimator

The IRS Tax Withholding Estimator helps you determine whether you need to give your employer a new Form W-4, (Employee’s Withholding Allowance Certificate). You can use your results from the online Tax Withholding Estimator to help fill out the form and adjust your income tax withholding going forward.

The online Tax Withholding Estimator does not ask you to provide sensitive information like your name, Social Security number, address or bank account numbers. The IRS does not save or record the information you enter on the Estimator.

Ready to start? Here’s the link again: Tax Withholding Estimator.

If you choose to change your federal or state tax withholding, fill out a new form and email it to HR at We will forward it to the Payroll Department for processing.