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:

(1) By course of dealing or usage of trade or by course of performance; and

(2) 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.

Construction—Effective date—2023 c 266: See notes following RCW 62A.12-101.

Effective date—1993 c 230: See RCW 62A.11-110.