California Code, Public Utilities Code - PUC § 441

The commission shall annually determine a fee to be paid by an applicant or holder of a state franchise pursuant to Division 2.5 (commencing with Section 5800).  The annual fee shall be established to produce a total amount equal to that amount established in the authorized commission budget for the same year, including adjustments for increases in employee compensation, other increases appropriated by the Legislature, and an appropriate reserve to carry out the provisions of Division 2.5 (commencing with Section 5800), less the amount to be paid from reimbursements, federal funds, and any other revenues, and the amount of unencumbered funds from the preceding year.