California Code, Labor Code - LAB § 558.1

(a) Any employer or other person acting on behalf of an employer, who violates, or causes to be violated, any provision regulating minimum wages or hours and days of work in any order of the Industrial Welfare Commission, or violates, or causes to be violated, Sections 203, 226, 226.7, 1193.6, 1194, or 2802, may be held liable as the employer for such violation.

(b) For purposes of this section, the term “other person acting on behalf of an employer” is limited to a natural person who is an owner, director, officer, or managing agent of the employer, and the term “managing agent” has the same meaning as in subdivision (b) of Section 3294 of the Civil Code.

(c) Nothing in this section shall be construed to limit the definition of employer under existing law.