625 ILCS 5/12-218

(a) A motorcycle registered in this State may be equipped with, and a person operating the motorcycle may use, standard bulb running lights or light-emitting diode (L.E.D.) pods and strips as auxiliary lighting with the intent of protecting the driver. (b) Auxiliary lighting authorized under subsection (a) of this Section: (1) shall not project a beam of light of an intensity greater than 25 candlepower or its equivalent from a single lamp or single light-emitting diode (L.E.D.); (2) shall not be directed horizontally; (3) shall be so directed that no part of the beam will strike the level of the surface on which the motorcycle stands at a distance of more than 10 feet from the motorcycle; (4) shall be directed towards the ground; (5) shall not emit blue light, but may emit red light only while the stop lamp on the motorcycle is illuminated and motorcycle is in the course of braking; (6) shall not be: (A) blinking; (B) flashing; (C) oscillating; or (D) rotating; and (7) shall not be attached to the wheels of the motorcycle.