The following words and phrases when used in this chapter shall have the meanings given to them in this section unless the context clearly indicates otherwise:
"Bi-fuel vehicle." A motor vehicle equipped to be propelled in part by compressed natural gas fuel and in part by diesel or gasoline fuel.
"Company." An entity doing business in this Commonwealth which is subject to tax under Article III, IV or VI of the act of March 4, 1971 (P.L.6, No.2), known as the Tax Reform Code of 1971.
"Dedicated compressed natural gas vehicle." A motor vehicle that is produced by an original equipment manufacturer and operates on 100% compressed natural gas fuel.
"Dedicated liquefied natural gas vehicle." A motor vehicle that is produced by an original equipment manufacturer and operates on 90% or more liquefied natural gas fuel and 10% or less on gasoline or diesel fuel.
"Department." The Department of Environmental Protection of the Commonwealth.
"Eligible applicant." Any of the following:
"Eligible vehicles." The following shall constitute an eligible vehicle under this chapter:
"Fleet vehicle." A vehicle registered to an eligible applicant.
"Incremental purchase cost." The excess cost of a dedicated compressed natural gas vehicle, a dedicated liquefied natural gas vehicle or a bi-fuel vehicle over the price for a gasoline or diesel fuel motor vehicle of a similar model. The term includes the cost to retrofit a vehicle to operate as a dedicated compressed natural gas vehicle, a dedicated liquefied natural gas vehicle or a bi-fuel vehicle.
"Local transportation organization." Any of the following:
"Original equipment manufacturer" or "OEM." The entity which originally manufactures the natural gas engine or the vehicle for sale.
"Start date." The date on which an eligible applicant first places in service, through purchase or contract, a new or retrofitted new natural gas vehicle.
58 Pa.C.S. § 2701