Cal. Health & Safety Code § 44152
(a) No later than two years after the completion of the pilot program required by Section 44156 and to the extent authorized by federal law, the state board, in consultation with the bureau and the Department of Motor Vehicles, shall adopt and implement a regulation for a Heavy-Duty Vehicle Inspection and Maintenance Program for nongasoline heavy-duty onroad motor vehicles with a gross vehicle weight rating of more than 14,000 pounds, as defined by the state board, including, but not limited to, single-vehicle fleets and other vehicles that are registered in another state but operate on California roads. In adopting a regulation implementing the program, the state board shall do all of the following:
(1)
(5) Develop and implement enforcement methods to ensure continuing compliance with this section and Section 27153 of the Vehicle Code. The enforcement methods may include, but are not limited to, all of the following:
(7) Exempt all of the following:
(c)
(2) The Heavy-Duty Vehicle Inspection and Maintenance Compliance Certificate shall contain information determined to be necessary by the state board that includes, but need not be limited to, all of the following:
(f)
(h)
(1)