The following definitions apply to the administration of this chapter. Any term that is not defined in this section must be as defined or described in California Code of Regulations, Title 13, section 1900 or 1963, or Title 17, section 95662, as applicable. Definitions in California Code of Regulations, Title 13, section 1900 or 1963, or Title 17, section 95662 will prevail if any discrepancy arises.

(1) "Authorized emergency vehicle" is defined as provided in RCW 46.04.040.

(2) "Ecology" means the department of ecology.

(3) "Gross vehicle weight rating" or "GVWR" is defined as provided in California Code of Regulations, Title 17, section 95662 (a)(5), reprinted here.

"The value specified by the vehicle manufacturer as the maximum design loaded weight of a single vehicle, consistent with good engineering judgment."

(4) "Light-duty truck" is defined as provided in California Code of Regulations, Title 13, section 1900, reprinted here.

"Any 2000 and subsequent model motor vehicle certified to the standards in California Code of Regulations, Title 13, section 1961 (a)(1), 1961.2, or 1961.4 rated at 8,500 pounds gross vehicle weight or less, and any other motor vehicle, rated at 6,000 pounds gross vehicle weight or less, which is designed primarily for purposes of transportation of property or is a derivative of such a vehicle, or is available with special features enabling off-street or off-highway operation and use."

(5) "Manufacturer" is defined as provided in California Code of Regulations, Title 17, section 95662 (a)(11); California Code of Regulations, Title 13, section 1963(14); and California Code of Regulations, Title 13, section 1900 (8)-(10), summarized here.

(a) Any person engaged in the manufacturing or assembling of new motor vehicles or new motor vehicle engines, or importing such vehicles or engines for resale, or who acts for and is under the control of any such person in connection with the distribution of new motor vehicles and new motor vehicle engines, but shall not include any dealer with respect to new motor vehicles or new motor vehicle engines received by him in commerce. In general, this term includes any person who manufactures or assembles a vehicle (including a trailer or another incomplete vehicle) for sale in Washington or otherwise introduces a new motor vehicle into commerce in Washington. This includes importers who import vehicles for resale, entities that manufacture glider kits, and entities that assemble glider vehicles. This does not include persons who supply parts to the importer or vehicle manufacturer of record, nor does it include the secondary vehicle manufacturer.

(b) An independent low volume manufacturer, intermediate volume manufacturer, large volume manufacturer, or a small volume manufacturer, with volume status determined by sales in California and therefore consistent in all cases with California's determination of volume status per manufacturer, defined as provided in California Code of Regulations, Title 13, section 1900.

(6) "Medium-duty passenger vehicle" is defined as provided in California Code of Regulations, Title 13, section 1900, reprinted here.

"Any medium-duty vehicle with a gross vehicle weight rating of less than 10,000 pounds that is designed primarily for the transportation of persons. The medium-duty passenger vehicle definition does not include any vehicle which: (1) is an "incomplete truck" i.e., is a truck that does not have the primary load carrying device or container attached; or (2) has a seating capacity of more than 12 persons; or (3) is designed for more than 9 persons in seating rearward of the driver's seat; or (4) is equipped with an open cargo area of 72.0 inches in interior length or more. A covered box not readily accessible from the passenger compartment will be considered an open cargo area, for purposes of this definition."

(7) "Medium-duty vehicle" is defined as provided in California Code of Regulations, Title 13, section 1900, reprinted here.

"Any 2000 and subsequent model heavy-duty low-emission, ultra-low-emission, super-ultra-low-emission or zero-emission vehicle certified to the standards in California Code of Regulations, Title 13, section 1961 (a)(1), 1961.2, 1961.4, 1962, 1962.1, or 1962.2, having a manufacturer's gross vehicle weight rating between 8,501 and 14,000 pounds."

(8) "Military tactical vehicle" is defined as provided in California Code of Regulations, Title 13, section 1905, reprinted here.

"A motor vehicle owned by the U.S. Department of Defense and/or the U.S. military services and used in combat, combat support, combat service support, tactical or relief operations, or training for such operations."

(9) "Model year" is defined as provided in California Code of Regulations, Title 17, section 95662 (a)(16), summarized here.

(a) The manufacturer's annual production period that includes January 1st of a calendar year, or if the manufacturer has no annual production period, the calendar year. The model year for a motor vehicle manufactured in two or more stages is the model year in which the chassis is completed, except for a vehicle subject to California Code of Regulations, Title 13, sections 1963 through 1963.5 (Advanced Clean Trucks).

(b) For a vehicle subject to California Code of Regulations, Title 13, sections 1963 through 1963.5, "model year" is defined as provided in California Code of Regulations, Title 13, section 1963(c), reprinted here.

"For tractors and vocational vehicles with a date of manufacture on or after January 1, 2021, the vehicle's model year is the calendar year corresponding to the date of manufacture; however, the vehicle's model year may be designated to be the year before the calendar year corresponding to the date of manufacture if the engine's model year is also from an earlier year. Note that 40 Code of Federal Regulations (CFR) § 1037.601 (a)(2), as amended October 25, 2016, limits the extent to which vehicle manufacturers may install engines built in earlier calendar years. Note that manufacturers may have other model year designations for the same vehicle for compliance with other requirements or for other purposes."

(10) "Passenger car" is defined as provided in California Code of Regulations, Title 13, section 1900, reprinted here.

"Any motor vehicle designed primarily for transportation of persons and having a design capacity of twelve persons or less."

(11) "Transit agency" is defined as provided in California Code of Regulations, Title 13, section 2023, reprinted here.

"A public entity responsible for administering and managing transit services. Public transit agencies can directly operate transit service or contract out for all or part of the total transit service provided. A transit agency does not mean a correctional facility, airport, college or university, national park, tour bus service providers, or an entity that provide shuttle services solely for patrons of its organization."

(12) "Zero-emission vehicle" or "ZEV" is defined as provided in California Code of Regulations, Title 13, section 1962.2(a).

"Vehicles that produce zero exhaust emissions of any criteria pollutant (or precursor pollutant) or greenhouse gas, excluding emissions from air conditioning systems, under any possible operational modes or conditions. Model years 2026 and subsequent passenger cars, light-duty trucks, and medium-duty vehicles are certified under California Code of Regulations, Title 13, section 1962.4."