Except as authorized by Division of Prisons of the Department of Adult Correction policy, no person shall possess a mobile telephone or other wireless communications device on the premises of a State correctional facility. Notwithstanding the provisions of this section, an employee or visitor may possess a mobile telephone or other wireless communications device within the confines of a motor vehicle located in a designated parking area of a correctional facility's premises if the mobile telephone or other wireless communications device remains in the vehicle and the vehicle is locked when the employee or visitor has exited the vehicle.
N.C. Gen. Stat. § 148-23.2