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(720 ILCS 5/11-35)
(was 720 ILCS 5/11-7)
(a) A person commits adultery when he or she has sexual intercourse with
another not his or her spouse, if the behavior is open and notorious, and:
(1) the person is married and knows the other person
involved in such intercourse is not his spouse; or
(2) the person is not married and knows that the
other person involved in such intercourse is married.
A person shall be exempt from prosecution under this Section if his
liability is based solely on evidence he has given in order to comply with
the requirements of Section 4-1.7 of the Illinois Public Aid Code.
Adultery is a Class A misdemeanor.
(Source: P.A. 103-154, eff. 6-30-23.)