Section 27150.7 Of Article 2. Exhaust Systems From California Vehicle Code >> Division 12. >> Chapter 5. >> Article 2.
27150.7
. A court may dismiss any action in which a person is
prosecuted for operating a vehicle in violation of Section 27150 or
27151 if a certificate of compliance has been issued by a station
pursuant to Section 27150.2, or if the defendant had reasonable
grounds to believe that the exhaust system was in good working order
and had reasonable grounds to believe that the vehicle was not
operated in violation of Section 27150 or 27151.