Cal. Health & Safety Code § 25250.11
(a) Any person who receives used oil from consumers or other used oil generators, is exempt from hazardous waste facilities permit requirements imposed pursuant to Article 9 (commencing with Section 25200) with respect to any location at which used oil is received if all of the following conditions are met:
(b) Any person who transports used oil is exempt from the requirements of subdivision (a) of Section 25163 and from the requirements of Section 25160 concerning the possession of a manifest while transporting used oil to a location described in subdivision (a) if all of the following conditions are met: