It is unlawful for any person to sell, expose for sale, or offer for sale within this state, any article or articles manufactured wholly or in part by convict or other prison labor, except articles the sale of which is specifically sanctioned by law.
Every person selling, exposing for sale, or offering for sale any article manufactured in this state wholly or in part by convict or other prison labor, the sale of which is not specifically sanctioned by law, is guilty of a misdemeanor.
Ca. Pen. Code § 2812