Cal. Food & Agric. Code § 58893

A marketing order may contain provisions which establish, or provide authority for establishing, for any commodity, either as such commodity is produced or is delivered by producers to handlers, or as handled or otherwise prepared for market, or as marketed by producers or handlers, an educational program which is designed to acquaint producers, handlers, consumers or other interested persons with quality improvement and nutritional values, including sanitation practices, procedures, or methods as applied to such commodity.