California Code
ARTICLE 2 - General Provisions
Section 706.020.

706.020. Except for an earning assignment order for support, the earnings of an employee shall not be required to be withheld by an employer for payment of a debt by means of any judicial procedure other than pursuant to this chapter.

(Amended by Stats. 1992, Ch. 163, Sec. 46. Effective January 1, 1993. Operative January 1, 1994, by Sec. 161 of Ch. 163.)