(a) Every vehicle upon the public highways during the period from sunset to sunrise, and at any other time when there is not sufficient natural light to render clearly discernible persons and vehicles on the highway at a distance of five hundred feet (500′), shall be operated with lighted lamps and illuminating devices, as set forth in this Section, respectively, required for different classes.

(b) Every motor vehicle, other than a motorcycle or bicycle with motor attached, shall be equipped with not less than two (2) head lamps at the front of and on opposite sides of the motor vehicle, and such head lamps shall comply with the requirements and limitations set forth in this Chapter, and shall be of a type which at the time of their use are approved by the Chief of Police.

(c) Every motorcycle shall be equipped with at least one (1) head lamp, and not more than two (2), which shall comply with the requirements and limitations set forth in this Chapter, and shall be of a type which at the time of their use is approved by the Chief of Police.

(d) Every motor vehicle upon the public highway and every trailer or semi-trailer attached to a motor vehicle and every vehicle being drawn at the end of a combination of vehicles shall carry at the rear a lamp of a type which at the time of its use is approved by the Chief of Police, and which emits a red light plainly visible under normal atmospheric conditions for a distance of five

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16 Guam Code Ann. VEHICLES
CH. 3 GENERAL PROVISIONS

hundred (500) feet from the rear of such vehicle. Such rear lamp, or a separate lamp, shall be so constructed and placed that the number plate carried on the rear of such vehicle shall under normal atmospheric conditions, be so illuminated by a white light as to be clearly visible for a distance of fifty (50) feet from the rear of such vehicle. When the rear number plate is illuminated by an electric lamp other than the required rear lamp, the said two (2) lamps shall be turned on or off by the same control switch whenever head lamps are lighted.

(e) Every school bus upon the public highway shall, in addition to any other equipment and distinctive markings required by this Act, be equipped with signal lamps mounted as high and as widely spaced laterally as practicable, which shall be capable of displaying to the front two (2) alternately flashing red lights located at the same level, and to the rear, two (2) alternately flashing red lights located at the same level, and which red signals shall emit a red light plainly visible under normal atmospheric conditions for a distance of five hundred (500) feet from the rear or the front of such vehicle.

SOURCE: GC § 23104, enacted by P.L. 1-088 (Nov. 29, 1952); Subsection (e) added by P.L. 6-031. Subsection (a) amended by P.L. 24-
120:1 (Feb. 16, 1998).