Section 5233 Of Article 2. General Provisions From California Family Law Code >> Division 9. >> Part 5. >> Chapter 8. >> Article 2.

. Unless the order states a later date, beginning as soon as possible after service of the order on the employer but not later than 10 days after service of the order on the employer, the employer shall commence withholding pursuant to the assignment order from all earnings payable to the employee.