California Code, Public Utilities Code - PUC § 131200

(a) Appoint an advisory committee, as provided in the plan, whose members shall be compensated at the rate of fifty dollars ($50) for attending meetings of the advisory committee, but not to exceed one hundred dollars ($100) in any month, and necessary traveling and personal expenses incurred in the performance of his or her duties as authorized by the commission.  Members of the staff of the commission, as determined by the commission, shall be available to assist the advisory committee in its work.

(b) Do any and all things necessary to carry out purposes of this chapter.