I did a scan of the Michigan Motor Vehicle Code and found some interesting info:
Michigan Legislature - Emailable Link
257.225 Registration plate; attachment to vehicle; legibility; color; distinctive registration plates; name plate, insignia, or advertising device prohibited; violation as civil infraction.
Sec. 225. (1) A registration plate issued for a vehicle shall be attached to the rear of the vehicle. Except that a registration plate issued for a truck tractor or road tractor shall be attached to the front of that vehicle.
(2) A registration plate shall at all times be securely fastened in a horizontal position to the vehicle for which the plate is issued so as to prevent the plate from swinging. The plate shall be attached at a height of not less than 12 inches from the ground, measured from the bottom of the plate, in a place and position which is clearly visible. The plate shall be maintained free from foreign materials that obscure or partially obscure the registration information, and in a clearly legible condition.
257.678 Coasting prohibited; violation as civil infraction.
Sec. 678. (1) The driver of a motor vehicle when traveling upon a down grade shall not coast with the gears of the vehicle in neutral.
(2) The driver of a commercial motor vehicle when traveling upon a down grade shall not coast with the clutch disengaged.
(3) A person who violates this section is responsible for a civil infraction.
257.686 Rear lamps; exemption; requirements for implement of husbandry; pickup camper.
Sec. 686. (1) A motor vehicle, trailer, semitrailer, pole trailer, or vehicle which is being drawn in a train of vehicles shall be equipped with at least 1 rear lamp mounted on the rear, which, when lighted as required by this act, shall emit a red light plainly visible from a distance of 500 feet to the rear.
(2) Either a tail lamp or a separate lamp shall be constructed and placed so as to illuminate with a white light the rear registration plate and render it clearly legible from a distance of 50 feet to the rear. A tail lamp or tail lamps, together with any separate lamp for illuminating the rear registration plate, shall be wired so as to be lighted whenever the head lamps or auxiliary driving lamps are lighted.
257.693 Lamp or flag on projecting load.
Sec. 693. Whenever the load upon any vehicle extends to the rear 4 feet or more beyond the bed or body of such vehicle there shall be displayed at the extreme rear end of the load, at the times specified in section 684 hereof, a red light or lantern plainly visible from a distance of at least 500 feet to the sides and rear. The red
light or lantern required under this section shall be in addition to the red rear light required upon every vehicle. At any other time there shall be displayed at the extreme rear end of such load a red flag or cloth not less than 12 inches square and so hung that the entire area is visible to the driver of a vehicle approaching from the rear.
257.710c Bumpers; height limitations; lift blocks; prohibited modifications; construction of section; applicability; definitions.
Sec. 710c. (1) A person shall not operate a motor vehicle on a public highway or street of this state unless the vehicle is equipped with a bumper or other energy absorption system with an analogous function which bumper or system is securely bolted or permanently attached on both the front and rear of the vehicle. The
bumper or energy absorption system shall be maintained in good operational condition, except as provided in subsection (5). Notwithstanding subsection (6), a person shall not drive a vehicle having a raised or lifted body height unless the vehicle is equipped with bumpers that comply with this subsection and subsection (2).
(2) A person shall not operate a motor vehicle of a type defined in subsection (8) that exceeds either of the following limits:
Vehicle Type Frame Height Bumper Height
Passenger vehicle............. 12 inches 22 inches
Other motor vehicle:
Less than 4,501 pounds GVWR... 24 inches 26 inches
4,501 to 7,500 pounds GVWR.... 24 inches 28 inches
7,501 to 10,000 pounds GVWR... 26 inches 30 inches
257.715 Maintenance of equipment on vehicles; stopping and inspecting vehicles; citation for defects in equipment; inspection of vehicles involved in accident; temporary vehicle check lanes.
Sec. 715. (1) Equipment on motor vehicles as required under this act shall be maintained as provided in this act. A uniformed police officer may on reasonable grounds shown stop a motor vehicle to inspect the vehicle, and if any defects in equipment are found, issue an appropriate citation under section 728 or 742 to
the driver and order the driver to have the defect or defects repaired immediately. In case of an accident a police officer may make an inspection of the vehicles involved in the accident.