(a) (1) After July 1, 1971, every motor vehicle, trailer, semitrailer, and pole trailer, and any special mobile equipment being towed, shall carry on the rear, either as part of the tail lamps or separately, two or more red reflectors meeting the requirements of this section, except that:

(i) Motorcycles shall carry at least one reflector; and

(ii) Vehicles of the types mentioned in § 22-208 of this subtitle shall be equipped with reflectors meeting the requirements of §§ 22-210 and 22-211(a) and (b) of this subtitle.

(2) Before this date every vehicle, trailer, or semitrailer, including devices moved by muscular power, shall carry on the rear at least one reflector, and after this date, every vehicle mentioned in this paragraph that is not mentioned in paragraph (1) of this subsection shall carry on the rear at least one reflector.

(b) Every reflector shall be mounted on the vehicle at a height of not more than 60 inches nor less than 15 inches and shall be of such size and characteristics and so mounted as to be visible at night from all distances within 600 feet to 100 feet from the vehicle when directly in front of lawful upper beams of headlamps, except that visibility from a greater distance is hereinafter required of reflectors on certain types of vehicles. When two reflectors are required they shall be as widely spaced laterally as practicable.