Update DE 4 Form
How to Change Your California Tax Withholding Using the DE 4 Form

Learn how to update your California tax withholding by completing and submitting the DE 4 form to your employer for accurate paycheck deductions.

California SDI Coverage
Who Is Subject to California State Disability Insurance (SDI)?

Learn which employees in California are required to contribute to State Disability Insurance (SDI) and which workers are exempt.

SDI Tax Exemptions
Who Is Exempt from California SDI Tax? Comprehensive Guide

Learn who is exempt from California State Disability Insurance (SDI) tax, including federal employees, student workers, and nonprofit staff.