Cal. Civil Code § 1625 : Manner Of Creating Contracts — California Civil Code — Obligations — Execution of written contract supersedes negotiations or stipulations Date: 14 Sep 2016 TEXT PDF Current through the 2016 Legislative Session The execution of a contract in writing, whether the law requires it to be written or not, supersedes all the negotiations or stipulations concerning its matter which preceded or accompanied the execution of the instrument. Ca. Civ. Code § 1625