Formalities

750 ILCS 10/3
in effect
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(750 ILCS 10/3) (from Ch. 40, par. 2603) Sec. 3. Formalities. A premarital agreement must be in writing and signed by both parties. It is enforceable without consideration. (Source: P.A. 86-966.)
Source: Open US Law by Vaquill AI (CC BY 4.0)URL: https://www.ilga.gov/legislation/ilcs/ilcs.aspFetched: 10/17/2026