Cal. Public Utilities Code - PUC § 32000. Section 32000.
In cooperation with the Department of Transportation and the cities, counties, and local and regional transportation entities in the district’s service area, the district, after public hearings, shall prepare, and submit to the Legislature by March 31, 1974, a comprehensive plan for the development and operation of preferential facilities for high-occupancy vehicles in its service area.
As used in this section, “preferential facilities” shall include, but not be limited to, freeway lanes, freeway ramps, street lanes, transit terminals, and parking facilities.