California Code, Government Code - GOV § 11420.10

(1) Mediation by a neutral mediator.

(2) Binding arbitration by a neutral arbitrator. An award in a binding arbitration is subject to judicial review in the manner provided in Chapter 4 (commencing with Section 1285) of Title 9 of Part 3 of the Code of Civil Procedure.

(3) Nonbinding arbitration by a neutral arbitrator. The arbitrator's decision in a nonbinding arbitration is final unless within 30 days after the arbitrator delivers the award to the agency head a party requests that the agency conduct a de novo adjudicative proceeding. If the decision in the de novo proceeding is not more favorable to the party electing the de novo proceeding, the party shall pay the costs and fees specified in Section 1141.21 of the Code of Civil Procedure insofar as applicable in the adjudicative proceeding.