"Carrier" means a person engaged in the transportation of passengers or property by highway as a common, contract, or private carrier and also includes the state, a political subdivision, and a state public authority engaged in the transportation of hazardous material.
"Hazmat employer " means a person who uses one or more employees in connection with: transporting hazardous material; causing hazardous material to be transported or shipped; or representing, marking, certifying, selling, offering, reconditioning, testing, repairing, or modifying containers, drums, or packagings as qualified for use in the transportation of hazardous material. This term includes motor carriers, shippers, and manufacturers defined in A.R.S. § 28-5201 and includes the state, political subdivisions, and state public authorities.
"Highway " means a public highway as defined in A.R.S. § 28-5201.
"Person" has the same meaning as defined in A.R.S. § 28-5201.
Ariz. Admin. Code § R17-5-209