Cal. Gov't Code § 65098.2.8
(a) Except as specified in subdivision (b), a jurisdiction that is not in a warehouse concentration region shall adopt an ordinance, on or before January 1, 2028, that shall do all of the following:
(2) Maximize the use of interstate or divided highways as preferred routes for truck routes. The county or city shall also maximize use of arterial roads, major thoroughfares, and local roads that predominantly serve commercial, agricultural, or industrial uses when state or interstate highways are not utilized. Truck routes shall comply with all of the following.
(C) On and after January 1, 2028, or January 1, 2030, for a jurisdiction that is subject to subdivision (b), all proposed development of a logistics use development, as defined in subdivision (d) of Section 65098, shall be accessible via arterial roads, major thoroughfares, or local roads that predominantly serve commercial, agricultural, or industrial uses.
(i)
(1) An action may be brought by the Attorney General against a city, county, or city and county that is in violation of this section. A city, county, or city and county that has been found by a court to be in violation of this section shall be subject to any of the following: