ARTICLE 3. Definitions [48610. - 48625.]

Cal. Public Resources Code - PRC 3.
in effect

Cal. Public Resources Code - PRC § 48610.5. Section 48610.5.

“Bulk oil” means oil sold and delivered in a single transaction in an amount greater than 55 gallons regardless of the size of the container or containers in which the oil is delivered.

Cal. Public Resources Code - PRC § 48611. Section 48611.

“Container” means a drum, can, or other receptacle used primarily for storage or transportation of oil. “Container” does not mean the equipment in which oil is used.

Cal. Public Resources Code - PRC § 48614. Section 48614.

“Industrial generator” means an entity which buys and uses lubricating oil only for equipment owned or used by the entity. “Industrial generator” includes state or local governmental entities, as defined by Section 5902 of the Government Code. “Industrial generator” does not include motor carriers which have received oil for which a payment has not been made pursuant to Section 48650.

Cal. Public Resources Code - PRC § 48616. Section 48616.

“Industrial oil” includes, but is not limited to, any compressor, turbine, or bearing oil, hydraulic oil, metal-working oil, or refrigeration oil. Industrial oil does not include dielectric fluids.

Cal. Public Resources Code - PRC § 48618. Section 48618.

“Lubricating oil” includes, but is not limited to, any oil intended for use in an internal combustion engine crankcase, transmission, gearbox, or differential in an automobile, bus, truck, vessel, plane, train, heavy equipment, or other machinery powered by an internal combustion engine.

Cal. Public Resources Code - PRC § 48618.4. Section 48618.4.

“Mitigation” is the prevention of stormwater pollution from used oil and oil byproducts and the reduction or alleviation of the effect of stormwater pollution from used oil and oil byproducts by means of action taken on public property. Mitigation includes the installation of devices and implementation of practices that prevent used oil and oil byproducts from causing stormwater pollution. Mitigation does not include the cleanup or restoration of polluted areas.

Cal. Public Resources Code - PRC § 48619. Section 48619.

“Oil manufacturer” means the first person or entity in the state to take title to lubricating or industrial oil for sale, use, or transfer in the state.

Cal. Public Resources Code - PRC § 48620.2. Section 48620.2.

(a) “Rerefined oil” means a lubricant base stock or oil base that has been derived from used oil and meets all the following criteria: (1) Processed using a series of mechanical or chemical methods, or both, including at a minimum, but not limited to, vacuum distillation, followed by solvent refining or hydrotreating. (2) Capable of meeting the Physical and Compositional Properties, in addition to the Contaminants and Toxicological Properties, as defined under the American Society for Testing and Materials (ASTM) D6074-99 standard. (3) Processed into a material that has a performance quality level suitable for use in a finished lubricant. (b) A producer of a rerefined base stock shall provide a purchaser of that base stock with information that certifies that the rerefined base stock is rerefined oil, as that term is defined by subdivision (a). Any rerefined base stock that does not comply with subdivision (a) shall not be sold as rerefined oil and is subject to all applicable hazard, personal protection, and risk communication requirements until subsequent testing demonstrates compliance with subdivision (a).

Cal. Public Resources Code - PRC § 48620.5. Section 48620.5.

“Stormwater pollution” for purposes of mitigation does not include runoff at a specific facility even if there is no point source at the facility. This pollution is from used oil and oil byproducts, often mixed with other solid waste, and is typically dispersed by urban stormwater and marina or boating activities, or both.

Cal. Public Resources Code - PRC § 48621. Section 48621.

“Used oil” means used oil, as defined in subdivision (a) of Section 25250.1 of the Health and Safety Code. Used oil does not include articles contaminated with de minimis quantities of used oil, such as used oil filters, oily rags, and scrap metal.

Cal. Public Resources Code - PRC § 48622. Section 48622.

“Used oil collection center” means a business, governmental entity, or nonprofit organization which accepts used lubricating oil from the public and which is exempt from hazardous waste facility permit requirements pursuant to subdivision (a) of Section 25250.11 of the Health and Safety Code.

Cal. Public Resources Code - PRC § 48623. Section 48623.

“Used oil hauler” means a hazardous waste transporter registered pursuant to Chapter 6.5 (commencing with Section 25100) of Division 20 of the Health and Safety Code who transports used oil to a used oil recycling facility that is certified or registered with the board pursuant to Section 48662, to a used oil storage facility, or to a used oil transfer facility.

Cal. Public Resources Code - PRC § 48624. Section 48624.

“Used oil recycling facility” means a facility that is issued a hazardous waste facilities permit or grant of interim status by the department pursuant to Section 25200 or 25200.5 of the Health and Safety Code to convert used oil into recycled oil, or an out-of-state facility operating in substantial compliance with Part 279 (commencing with Section 279.1) of Title 40 of the Code of Federal Regulations for the purpose of recycling used oil.

Cal. Public Resources Code - PRC § 48625. Section 48625.

The following terms have the following meaning: (a) “Used oil storage facility” has the same meaning as defined in subdivision (g) of Section 25250.1 of the Health and Safety Code. (b) “Used oil transfer facility” has the same meaning as defined in subdivision (h) of Section 25250.1 of the Health and Safety Code.
Source: CA Legislative Counsel Bulk DataURL: https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zipFetched: 6/27/2026

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