California Code, Business and Professions Code - BPC § 12017

All officers, directors and managers of corporations, whose respective corporations use or sell any weights, measures, or weighing or measuring instruments which are subject to inspection shall comply with the provisions of this division on behalf of their respective corporations;  and all officers, directors and managers of corporations, whose respective corporations sell any commodity which is subject to inspection shall comply with the provisions of this division on behalf of their respective corporations.

In case any corporation violates any of the provisions of this division, the corporation and the officers thereof directly concerned with the act or acts constituting such violation shall be severally guilty of a misdemeanor.