Cal. Sts. & High. Code § 149.9
(b) LACMTA shall implement the program in cooperation with the department, and with the active participation of the Department of the California Highway Patrol, pursuant to an agreement that addresses all matters related to design, construction, maintenance, and operation of state highway system facilities in connection with the program. With the consent of the department, LACMTA shall establish appropriate performance measures, such as speed or travel times, for the purpose of ensuring optimal use of the HOT lanes by high-occupancy vehicles without adversely affecting other traffic on the state highway system.
(d)
(e)