Cal. Food & Agric. Code § 59808

A marketing program may authorize the marketing program committee to establish and maintain diversion or substandard pools. The program committee may receive from each producer for delivery into a diversion or a substandard pool such quantity of each producer’s production or deliveries as fails to qualify for marketing or sale in regular marketing channels, under grade, quality, or size regulations which are established in the marketing program or under standardization laws or other laws of this state or of the United States.