Ariz. Admin. Code § R17-5-501
In addition to the definitions provided under A.R.S. §§ 28-4001, 28-4031, 28-5201, and 28-5431, the following terms apply to
this Article, unless the context otherwise requires:
“Binder” means a contract for temporary insurance as described in A.R.S. § 20-1120.
“Initial motor vehicle registration” means the first time a motor carrier registers a specific motor vehicle or a vehicle combination in Arizona.
“Insurance company” means an entity that is in the business of issuing motor carrier liability insurance policies.
New Section made by final rulemaking at 9 A.A.R. 235, effective March 11, 2003 (Supp. 03-1). Amended by final rulemaking at 18 A.A.R. 2365, effective November 10, 2012 (Supp. 12-3).