Section 625 ILCS 5/11-1204 - Stop and yield signs(a) Preferential right-of-way at an intersection may be indicated by stop signs or yield signs as authorized in Section 11-302 of this Act.(b) Except when directed to proceed by a police officer or traffic control signal, every driver of a vehicle and every motorman of a streetcar approaching a stop intersection indicated by a stop sign shall stop before entering the crosswalk on the near side of the intersection or, in the event there is no crosswalk, shall stop at a clearly marked stop line, but if none, then at the point nearest the intersection roadway where the driver has a view of approaching traffic on the intersecting roadway before entering the intersection.(c) The driver of a vehicle approaching a yield sign if required for safety to stop shall stop before entering the crosswalk on the near side of the intersection or, in the event there is no crosswalk, at a clearly marked stop line, but if none, then at the point nearest the intersecting roadway where the driver has a view of approaching traffic on the intersecting roadway.