(1) "Clean fuel" means: (a) propane, natural gas, or electricity; or (b) other fuel that meets the clean fuel vehicle standards in the federal Clean Air Act Amendments of 1990, 42 U.S.C. Sec. 7521 et seq.

(a) propane, natural gas, or electricity; or

(b) other fuel that meets the clean fuel vehicle standards in the federal Clean Air Act Amendments of 1990, 42 U.S.C. Sec. 7521 et seq.

(2) "Clean vehicle" means a vehicle that: (a) uses a clean fuel; or (b) is an electric-hybrid vehicle.

(a) uses a clean fuel; or

(b) is an electric-hybrid vehicle.

(3) "Electric-hybrid vehicle" means a vehicle: (a) primarily powered by an electric motor that draws current from: (i) rechargeable storage batteries; (ii) fuel cells; or (iii) other sources of electric current; and (b) that also operates on or is capable of operating on a nonelectrical source of power.

(a) primarily powered by an electric motor that draws current from: (i) rechargeable storage batteries; (ii) fuel cells; or (iii) other sources of electric current; and

(i) rechargeable storage batteries;

(ii) fuel cells; or

(iii) other sources of electric current; and

(b) that also operates on or is capable of operating on a nonelectrical source of power.

(4) "Fund" means the Clean Fuels and Vehicle Technology Fund created in Section 19-1-403.

(5) (a) "Government vehicle" means a motor vehicle: (i) registered in Utah; and (ii) owned and operated by: (A) the state; (B) a public trust authority; (C) a school district; (D) a county; or (E) a municipality. (b) "Government vehicle" includes a metropolitan rapid transit motor vehicle, bus, truck, law enforcement vehicle, or emergency vehicle.

(a) "Government vehicle" means a motor vehicle: (i) registered in Utah; and (ii) owned and operated by: (A) the state; (B) a public trust authority; (C) a school district; (D) a county; or (E) a municipality.

(i) registered in Utah; and

(ii) owned and operated by: (A) the state; (B) a public trust authority; (C) a school district; (D) a county; or (E) a municipality.

(A) the state;

(B) a public trust authority;

(C) a school district;

(D) a county; or

(E) a municipality.

(b) "Government vehicle" includes a metropolitan rapid transit motor vehicle, bus, truck, law enforcement vehicle, or emergency vehicle.

(6) "Incremental cost" means the difference between the cost of the OEM vehicle and the same vehicle model manufactured without the clean fuel fueling system.

(7) "OEM vehicle" means a vehicle manufactured by the original vehicle manufacturer or its contractor as a clean vehicle.

(8) "Private sector business vehicle" means a motor vehicle registered in Utah that is owned and operated solely in the conduct of a private business enterprise.

(9) "Refueling equipment" means compressors when used separately, compressors used in combination with cascade tanks, and other equipment that constitute a central refueling system capable of dispensing vehicle fuel.