Cal. Pub. Res. Code § 14529.5

Any action to increase recycling taken by the department, or by any person or entity, affecting scrap values, the quantities of materials being recycled, or the method of invoicing the sale of beverages pursuant to this division is not a violation of the Cartwright Act (Chapter 2 (commencing with Section 16700) of Part 2 of Division 7 of the Business and Professions Code) and the Unfair Practices Act (Chapter 4 (commencing with Section 17000) of Part 2 of Division 7 of the Business and Professions Code). This section does not apply to any action taken by a recycling center to increase the recycling of beverage containers.