Cal. HSC § 25217.4

(a) A person may recycle recyclable latex paint at a facility which is not authorized by the department pursuant to the applicable hazardous waste facilities permit requirements of Article 9 (commencing with Section 25200) if the person complies with Section 25217.2. (b) A person shall recycle, treat, store, or dispose of oil-based paint that has been collected pursuant to this article only at a facility that is authorized by the department pursuant to the applicable hazardous waste facilities permit requirements of Article 9 (commencing with Section 25200) to recycle, treat, store, or dispose of hazardous waste, or at an out-of-state facility that is authorized to recycle, treat, store, or dispose of oil-based paint in the state where the facility is located.