Cal. Health & Safety Code § 25143.2
(b) Except as otherwise provided in subdivisions (e), (f), and (g), recyclable material that is managed in accordance with Section 25143.9 and is or will be recycled by any of the following methods shall be excluded from classification as a waste:
(c) Except as otherwise provided in subdivision (e), any recyclable material may be recycled at a facility that is not authorized by the department pursuant to the applicable hazardous waste facilities permit requirements of Article 9 (commencing with Section 25200) if either of the following requirements is met:
(2) The material meets all of the following conditions:
(d) Except as otherwise provided in subdivisions (e), (f), (g), and (h), recyclable material that meets the definition of a non-RCRA hazardous waste in Section 25117.9, is managed in accordance with Section 25143.9, and meets or will meet any of the following requirements is excluded from classification as a waste:
(2) The material qualifies as one or more of the following:
(A) The material is a product that has been processed from a hazardous waste, or has been handled, at a facility authorized by the department pursuant to the facility permit requirements of Article 9 (commencing with Section 25200) to process or handle the material, if the product meets both of the following conditions:
(C) The material is oily waste, used oil, or spent nonhalogenated solvent that is managed by the owner or operator of a refinery that is processing primarily crude oil and is not subject to permit requirements for the recycling of used oil, of a public utility, or of a corporate subsidiary, corporate parent, or subsidiary of the same corporate parent of the refinery or public utility, and meets all of the following requirements:
(D) The material is a fuel that is transferred to, and processed into, a fuel or other refined petroleum product at a petroleum refinery, as defined in paragraph (4) of subdivision (a) of Section 25144, and meets one of the following requirements:
(4)
(A) The material is transferred between locations operated by the same person who generated the material, if the material is to be recycled at an authorized offsite hazardous waste facility and if all of the following conditions are met:
(v) All of the following information is maintained in an operating log at the last location operated by that person and kept for at least three years after receipt of the material at that location:
(5) The material is used or reused as an ingredient in an industrial process to make a product if the material meets all of the following requirements:
(A) The material is not a wastewater that meets all of the following criteria:
(C) The material is not being treated except by one or more of the following procedures:
(6) The material is used or reused as a safe and effective substitute for commercial products, if the material meets all of the following requirements:
(A) The material is not a wastewater that meets all of the following criteria:
(C) The material is not being treated, except by one or more of the following procedures:
(e) Notwithstanding subdivisions (b), (c), and (d), all of the following recyclable materials are hazardous wastes and subject to full regulation under this chapter, even if the recycling involves use, reuse, or return to the original process as described in subdivision (b), and even if the recycling involves activities or materials described in subdivisions (c) and (d):
(6) Used or spent etchants, stripping solutions, and plating solutions that are transported to an offsite facility operated by a person other than the generator and either of the following applies:
(7) Used oil, as defined in subdivision (a) of Section 25250.1, unless one of the following applies:
(B) The used oil is used or reused on the site where it was generated or is excluded under paragraph (3) of subdivision (d), is managed in accordance with the applicable requirements of Part 279 (commencing with Section 279.1) of Title 40 of the Code of Federal Regulations, and is not any of the following:
(f)
(1) Any person who manages a recyclable material under a claim that the material qualifies for exclusion or exemption pursuant to this section shall provide, upon request, to the department, the California Environmental Protection Agency, or any local agency or official authorized to bring an action as provided in Section 25180, all of the following information: