Unless otherwise agreed by the parties, an order or ruling of the arbitral tribunal made prior to the replacement of an arbitrator under this section is not invalid because there has been a change in the composition of the tribunal.
Code Civ. Proc. § 1297.154 — under California Code Civ. Proc..
Code Civ. Proc. § 1297.154
Unless otherwise agreed by the parties, an order or ruling of the arbitral tribunal made prior to the replacement of an arbitrator under this section is not invalid because there has been a change in the composition of the tribunal.