(a) No person may operate a motor vehicle that is registered or required to be registered in the state on any public highway, road or street that has a sun-screening device on the windshield, the front side wings and side windows adjacent to the right and left of the driver and windows adjacent to the rear of the driver that do not meet the requirements of this section: Provided, That law-enforcement K-9 and other emergency vehicles that are designed to haul animals, unmarked law-enforcement vehicles primarily used for covert or undercover enforcement and automobiles that have sun-screening devices installed at the factory by the manufacturer are exempt from this requirement. No unmarked law-enforcement vehicle, herein exempted, may engage in routine traffic stops.
(b) A sun-screening device when used in conjunction with the windshield must be nonreflective and may not be red, yellow or amber in color. A sun-screening device may be used only along the top of the windshield and may not extend downward beyond the ASI line or more than five inches from the top of the windshield whichever is closer to the top of the windshield.
(c) A sun-screening device when used in conjunction with the automotive safety glazing materials of the side wings or side windows located at the immediate right and left of the driver shall be a nonreflective type with reflectivity of not more than twenty percent and have a light transmission of not less than thirty-five percent. The side windows behind the driver and the rear most windows may have a sun-screening device that is designed to be used on automotive safety glazing materials that has a light transmission of not less than thirty-five percent and a reflectivity of not more than twenty percent. If a sun-screening device is used on glazing behind the driver, one right and one left outside rear view mirror is required.
(d) Each manufacturer shall:
(1) Certify to the West Virginia State Police and Division of Motor Vehicles that a sun-screening device used by it is in compliance with the reflectivity and transmittance requirements of this section;