(a) “Actuary” means a member in good standing of the Casualty Actuarial Society or a member in good standing of the American Academy of Actuaries who meets the general qualification standard to present public statements of actuarial opinion.

(b) “Approved pure premium rates” means the pure premium rates prepared and submitted by the designated rating organization and approved by the Commissioner.

(c) “Commissioner” means the Insurance Commissioner of the State of California.

(d) “Deviation” means the insurer's adjustment, upward or downward, of the approved pure premium rates based only on charges in the loss cost per unit of exposure, including loss adjustment expense.

(e) “Pure premium rate modifier” means all the factors, other than deviations, if any, by which an insurer adjusts the approved pure premium rates or its independently developed pure premium rates to arrive at that insurer's filed rates.

(f) “Rating plan” means the rules and numeric values an insurer uses to calculate the premium for an insured.