Section 10240.8 Of Article 7.1. Resolution Of Contract Claims From California Public Contract Code >> Division 2. >> Part 2. >> Chapter 1. >> Article 7.1.

. Unless the parties to the contract otherwise agree, the arbitration decision shall be decided under and in accordance with the law of this state, supported by substantial evidence and, in writing, contain the basis for the decision, findings of fact, and conclusions of law.