HSC §79740: (a) (1) In an action described in Section 79730 or 79735 for recovery of response or corrective action costs, oversight costs, or damages, where the court has entered a judgment for past costs or dama

(a) (1) In an action described in Section 79730 or 79735 for recovery of response or corrective action costs, oversight costs, or damages, where the court has entered a judgment for past costs or damages, the court shall also enter an order reserving jurisdiction over the case and the court shall have continuing jurisdiction to determine any future liability and the amount of the future liability. (2) The department or regional board may immediately enforce the judgment for past costs and damages. (b) The department or the regional board may apply for a court judgment for further costs and damages that have been incurred during the response or corrective action, operation and maintenance, or during the performance of the activities authorized by Section 79450, but the application shall be made not later than three years after the certification of completion of the response or corrective action, operation and maintenance, or activities authorized pursuant to Section 79450.