California Code of Regulations
Title 13 - Motor Vehicles
Division 2 - Department of the California Highway Patrol
Chapter 1 - Licensed Stations and Muffler Installers
Article 2 - Exhaust System Sale and Installation
Section 611 - Requirements for Certified Systems
Current through Register 2024 Notice Reg. No. 38, September 20, 2024
Persons engaged in a business that involves the selling of motor vehicle exhaust systems or parts shall sell, offer for sale, or install only certified systems or parts on the following year model vehicles after the specified operative dates:
(a) Passenger Cars and Light Trucks. Systems and parts for motor vehicles (other than motorcycles and motor-driven cycles) of less than 6,000 lb (2,722 kg) gross vehicle weight rating shall comply on and after the following dates:
Year Model |
Operative Date |
1973 and newer |
January 1, 1977 |
1970 and newer |
July 1, 1977 |
1968 and newer |
January 1, 1978 |
1967 and older |
January 1, 1979 |
(b) Motorcycles. (This subsection is reserved until exhaust system regulations are adopted for motorcycles.)
(c) Heavy Trucks. (This subsection is reserved until exhaust system regulations are adopted for trucks with a gross vehicle weight rating of (6,000 lb [2,722 kg] or more.)