California Code, Public Utilities Code - PUC § 1093

(a) The construction project board of consultants shall consist of eminently qualified and highly experienced design, construction, and project management economic specialists who can, as a group or as individuals, independently and objectively address the full scope of design, construction, and project management and economic evaluations requested by the commission.

(b) No member of the construction project board of consultants shall have a current financial interest in, or receive any significant amount of his or her annual compensation for consulting services in his or her area of special expertise from, any corporation or person which has a financial interest in the project.  The commission shall define financial interest and significant amount of annual compensation for purposes of this subdivision.  Any person considered for appointment to the board shall disclose to the commission any interests in the project or in any corporation or person with a financial interest in the project and any compensation received for consulting services which may constitute a prohibited financial interest.

(c) Notwithstanding subdivision (b), a person appointed by the Federal Energy Regulatory Commission as a member of a board of consultants for the construction of a hydroelectric generation facility or related transmission line who receives compensation from an electrical corporation constructing that facility or line as a member of that board of consultants is not disqualified from an appointment to a construction project board of consultants pursuant to Section 1092.