Mississippi Vehicles Permitted to Use Emergency Vehicle Lights
63-3-103(d)
(d) "Authorized emergency vehicle" means every vehicle of the fire department (fire patrol), every police vehicle, every 911 Emergency Communications District vehicle, every such ambulance and special use EMS vehicle as defined in Section 41-59-3, every Mississippi Emergency Management Agency vehicle as is designated or authorized by the Executive Director of MEMA and every emergency vehicle of municipal departments or public service corporations as is designated or authorized by the commission or the chief of police of an incorporated city.
63-7-19(1)
(1) Except as otherwise provided for unmarked vehicles under Section 19-25-15 and Section 25-1-87, every police vehicle shall be marked with blue lights. Every ambulance and special use EMS vehicle as defined in Section 41-59-3 shall be marked with red lights front and back and also may be marked with white and amber lights in addition to red lights. Every emergency management/civil defense vehicle, including emergency response vehicles of the Department of Environmental Quality, shall be marked with blinking, rotating or oscillating red lights. Official vehicles of a 911 Emergency Communications District may be marked with red and white lights. Every wrecker or other vehicle used for emergency work, except vehicles authorized to use blue or red lights, shall be marked with blinking, oscillating or rotating amber colored lights to warn other vehicles to yield the right-of-way, as provided in Section 63-3-809. Only police vehicles used for emergency work may be marked with blinking, oscillating or rotating blue lights to warn other vehicles to yield the right-of-way. Only law enforcement vehicles, fire vehicles, private or department-owned vehicles used by firemen of volunteer fire departments which receive funds pursuant to Section 83-1-39 when responding to calls, emergency management/civil defense vehicles, emergency response vehicles of the Department of Environmental Quality, ambulances used for emergency work, and 911 Emergency Communications District vehicles may be marked with blinking, oscillating or rotating red lights to warn other vehicles to yield the right-of-way. This section shall not apply to school buses carrying lighting devices in accordance with Section 63-7-23.