810 ILCS 5/2A-202

in effect

(810 ILCS 5/2A-202) (from Ch. 26, par. 2A-202) Sec. 2A-202. Final expression; parol or extrinsic evidence. Terms with respect to which the confirmatory memoranda of the parties agree or which are otherwise set forth in a record intended by the parties as a final expression of their agreement with respect to such terms as are included therein may not be contradicted by evidence of any prior agreement or of a contemporaneous oral agreement but may be explained or supplemented: (a) by course of dealing or usage of trade or by course of performance; and (b) by evidence of consistent additional terms unless the court finds the record to have been intended also as a complete and exclusive statement of the terms of the agreement. (Source: P.A. 103-1036, eff. 1-1-25.)

Source: Open US Law by Vaquill AI (CC BY 4.0)URL: https://www.ilga.gov/legislation/ilcs/ilcs.aspFetched: 10/17/2026