Except as permitted by this Code, any person who knowingly marks his ballot or casts his vote on a voting machine or voting device so that it can be observed by another person, and any person who knowingly observes another person lawfully marking a ballot or lawfully casting his vote on a voting machine or voting device, shall be guilty of a Class 4 felony.
10 ILCS 5/29-9
Unlawful observation of voting
P.A. 78-887.
Official source: Illinois General Assembly. Reproduced from public-domain Illinois statutes; confirm against the official source for the current text. Not legal advice.