Signal Lamps And Signal Devices

TITLE 49 MOTOR VEHICLES CHAPTER 9 VEHICLE EQUIPMENT 49-919. Signal lamps and signal devices. (1) Any motor vehicle may be equipped and when required under this chapter shall be equipped with stop lamps on the rear of the vehicle which shall display a red or amber light, or any shade of color between red and amber, visible from a distance of not less than one hundred (100) feet to the rear in normal sunlight, and which shall be actuated upon application of the service (foot) brake, and which may but need not, be incorporated with one or more other rear lamps. (2)  Any motor vehicle may be equipped and when required under this chapter shall be equipped with lamps or mechanical signal devices showing to the front and rear for the purposes of indicating an intention to turn either to the right or left. When lamps are used for this purpose, the lamps showing to the front shall be located on the same level and as widely spaced laterally as practicable, and when in use shall display a white or amber light, or any shade of color between white and amber, visible from a distance of not less than one hundred (100) feet to the front in normal sunlight, and the lamps showing to the rear shall be located at the same level and as widely spaced laterally as practicable, and when in use shall display a red or amber light, or any shade of color between red and amber, visible from a distance of not less than one hundred (100) feet to the rear in normal sunlight. When actuated the lamps shall indicate the intended direction of turning by flashing the lights showing to the front and rear on the side toward which the turn is made. Where mechanical signal devices are used for this purpose, the devices shall be self-illuminated when in use at the times specified in section 49-903 , Idaho Code. (3)  No stop lamp or signal lamp or device shall project a glaring light.