Section 750 ILCS 46/302 - Execution of voluntary acknowledgment(a) A voluntary acknowledgment described in Section 301 of this Act must: (2) be signed, or otherwise authenticated, under penalty of perjury by the mother and by the man seeking to establish his parentage;(3) state that the child whose parentage is being acknowledged: (A) does not have a presumed parent, or has a presumed parent whose full name is stated; and(B) does not have another acknowledged or adjudicated parent;(5) state that the signatories understand that the voluntary acknowledgment is the equivalent of a judicial adjudication of parentage of the child and that: (i) a challenge by a signatory to the voluntary acknowledgment may be permitted only upon a showing of fraud, duress, or material mistake of fact; and (ii) a challenge to the voluntary acknowledgment is barred after 2 years unless that period is tolled pursuant to the law .(b) An acknowledgment is void if it: (1) states that another person is a presumed parent, unless a denial signed or otherwise authenticated by the presumed parent is filed with the Department of Healthcare and Family Services, as provided by law;(2) states that another person is an acknowledged or adjudicated parent; or(3) falsely denies the existence of a presumed, acknowledged, or adjudicated parent of the child.(c) A presumed father may sign or otherwise authenticate a voluntary acknowledgment. Amended by P.A. 099-0769,§ 5, eff. 1/1/2017.Added by P.A. 099-0085,§ 302, eff. 1/1/2016.