"Authorized Emergency Vehicle" Defined - Mich. Comp. Laws Section 257.2

Sec. 2.

"Authorized emergency vehicle" means any 1 of the following:

(a) Vehicles of the fire department, police vehicles, ambulances, or privately owned motor vehicles of volunteer or paid fire fighters if authorized by the chief of an organized fire department, or privately owned motor vehicles of volunteer or paid members of a life support agency licensed by the department of consumer and industry services if authorized by the life support agency.

(b) For purposes of section 698(5)(c) during an emergency, a vehicle owned and operated by a federally recognized nonprofit charitable organization that is used exclusively for assistance during that emergency.

(c) For purposes of section 653a, a road service vehicle giving a visual signal by means of a flashing, rotating, or oscillating red or amber light. As used in this subdivision, "road service vehicle" means a vehicle that is clearly marked and readily recognizable as a vehicle used to assist disabled vehicles.