27 Pa. C.S. § 6202
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:
"Combination." Two or more vehicles physically interconnected in tandem.
"Department." The Department of Environmental Protection of the Commonwealth and its authorized representatives.
"Law enforcement officer." A Pennsylvania State Police officer or a police officer certified pursuant to 53 Pa.C.S. Ch. 21 Subch. D (relating to municipal police education and training).
"Motor carrier vehicle." As defined in 75 Pa.C.S. § 102 (relating to definitions). For purposes of this chapter, the terms "truck," "truck tractor" and "combination" refer to vehicles used to transport municipal or residual waste.
"Municipal Waste Planning, Recycling and Waste Reduction Act." The act of July 28, 1988 (P.L. 556, No. 101) , known as the Municipal Waste Planning, Recycling and Waste Reduction Act,
"Owner." A person other than a lienholder having the property right in or title to a vehicle.
"Qualified Commonwealth employee." Any of the following who have completed training in the inspection or weighing of vehicles as required by 75 Pa.C.S. Chs. 47 (relating to inspection of vehicles) and 49 (relating to size, weight and load):
"Secretary." The Secretary of Environmental Protection of the Commonwealth.
"Solid Waste Management Act." The act of July 7, 1980 (P.L. 380, No. 97) , known as the Solid Waste Management Act.
"Transportation." The offsite removal of municipal and residual waste any time after generation.
"Transporter." The owner of a public or private waste transportation vehicle. An individual driving a waste transportation vehicle who is not the owner is not a "transporter" for purposes of this chapter.
"Waste trailer." A vehicle having a registered weight in excess of 10,000 pounds used to carry waste and designed to be towed by a motor vehicle.
"Waste transportation vehicle." Public and private motor carrier vehicles and waste trailers, as defined in this chapter, regularly used in transporting municipal or residual waste to a processing or disposal facility in this Commonwealth. The term does not include vehicles currently registered by the department pursuant to 25 Pa.Code § 285.225 ( relating to transportation of residential septage).
27 Pa.C.S. § 6202