Okla. Stat. » Title 12A — UNIFORM COMMERCIAL CODE
Oklahoma Statutes

Okla. Stat. tit. 12A, § 2-202 (2026)

Final written expression: parol or extrinsic evidence

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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 performance, course of dealing or usage of trade (Section 16 of this act); 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. Added by Laws 1961, p. 77, § 2-202. Amended by Laws 2005, c. 139, § 27, eff. Jan. 1, 2006; Laws 2024, c. 13, § 8, eff. Nov. 1, 2024.

Notes of Decisions
Cited in 3 cases, 1967–2008 · leading case: Leveridge v. Notaras, 433 P.2d 935 (Okla. 1967).
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Leveridge v. Notaras, 433 P.2d 935 (Okla. 1967). “12A O.S.1961, § 2-202, quoted in appellant’s brief, do not support his position; and Tit.”
Dave Markley Ford, Inc. v. Lair, 565 P.2d 671 (Okla. 1977). · cites it 4× “As the contract before the trial court was one for the sale of goods, the provisions of Article 2 of the Uniform Commercial Code are applicable, and 12A O.S.1971, § 2-202 is controlling. 12A O.”
J. Lee Milligan, Inc. v. CIC Frontier, Inc., 289 F. App'x 786 (5th Cir. 2008). “See Okla. Stat. Ann. tit. 12A § 2-202 (2007); see also Paragon Res.”
Okla. Stat. tit. 12A, § 2-202(b): 1 case
Dave Markley Ford, Inc. v. Lair, 565 P.2d 671 (Okla. 1977). “As the contract before the trial court was one for the sale of goods, the provisions of Article 2 of the Uniform Commercial Code are applicable, and 12A O.S.1971, § 2-202 is controlling. 12A O.”
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