In this subtitle, the following terms have the meanings indicated, except as otherwise expressly provided. “Administrative fleet” means the group of City-owned, leased, or rented vehicles with gross vehicle weight ratings of 8,600 pounds or less. “Subcontract” means any agreement between a vendor and another party for the performance of work under a vehicle procurement contract. “Vehicle” has the meaning stated in City Code <cite data-path="|31|§1-3|(q)">Article 31, § 1-3(q) {“Definitions — S to Z : . . . Vehicle”}</cite>. “Vehicle procurement contract” means an agreement entered into by the City Purchasing Agent or a City agency with a vendor to buy, rent, lease, or otherwise obtain or acquire a vehicle. “Vendor” means a person who enters into a vehicle procurement contract with the City Purchasing Agent or a City agency. “Vocational fleet” means the group of City-owned, leased, or rented vehicles with gross vehicle weight ratings of more than 8,600 pounds. “Zero-emission vehicle” means a vehicle that meets the State’s zero-emission vehicle requirements, as described in <cite data-doc="Code of Maryland Regulations" data-path="26.11.34.09">COMAR 26.11.34.09</cite>. “Zero-emission vehicle equivalent” means a zero-emission vehicle that possesses the same capabilities as a traditional vehicle powered by an internal combustion engine. “Zero-emission vehicle infrastructure” means the structures, machinery, equipment, and utilities necessary to support the use and maintenance of a zero-emission vehicle.