Ariz. Rev. Stat. § 28-922
Current through L. 2024, ch. 259
At any time from sunset to sunrise and at any other time when there is not sufficient light to render clearly discernible persons and vehicles on the highway at a distance of five hundred feet ahead, a vehicle on a highway in this state shall display lighted lamps and illuminating devices as required by this article for different classes of vehicles, subject to exceptions for parked vehicles as provided in this article.
A.R.S. § 28-922