Any official traffic control device other than a railroad sign or signal, whether manually, electrically or mechanically operated, by which traffic is alternately directed to stop and permitted to proceed.
625 ILCS 5/1-208
Traffic control signal
Known as the Illinois Vehicle Code. Portions of this Act
The act spans §§ 625-5-1-100 to 625-5-2-130 (368 sections).
P.A. 83-831.
Official source: Illinois General Assembly. Reproduced from public-domain Illinois statutes; confirm against the official source for the current text. Not legal advice.