(a) All state, county, and municipal agencies and private persons and businesses that operate any other type of vehicle in this state that is required or permitted to be equipped with flashing or rotating emergency or warning lights shall equip the vehicles with white or amber flashing or rotating emergency or warning lights only.
(b)
(1) In addition to amber flashing or rotating emergency or warning lights, wreckers or tow vehicles permitted or licensed under § 27-50-1203 that respond to traffic incidents may, but are not required to, be equipped with red flashing or rotating emergency or warning lights in addition to amber warning lights.
(2) Red flashing or rotating emergency or warning lights on a wrecker or tow vehicle shall be operated only at times the wrecker or tow vehicle is stopped on or within ten feet (10') of a public way and engaged in recovery or loading and hooking up an abandoned, an unattended, a disabled, or a wrecked vehicle. A wrecker or tow vehicle shall not operate forward-facing red flashing or rotating emergency or warning lights while underway, except as may be expressly authorized by law otherwise.