(a) When 2 vehicles approach or enter an intersection from different roadways at approximately the same time, the driver of the vehicle on the left must yield the right-of-way to the vehicle on the right. (b) The right-of-way rule declared in paragraph (a) of this Section is modified at through highways and otherwise as stated in this Chapter.
625 ILCS 5/11-901
Vehicles approaching or entering intersection
P.A. 76-1739.
Official source: Illinois General Assembly. Reproduced from public-domain Illinois statutes; confirm against the official source for the current text. Not legal advice.