Section 27156.3 Of Article 2. Exhaust Systems From California Vehicle Code >> Division 12. >> Chapter 5. >> Article 2.
27156.3
. Notwithstanding any other provision of law, any motor
vehicle of mosquito abatement, vector control, or pest abatement
districts or agencies, any authorized emergency vehicle as defined in
Section 165, except subdivision (f) thereof, and any ambulance used
by a private entity under contract with a public agency, is exempt
from requirements imposed pursuant to California law and the
regulations adopted pursuant thereto for motor vehicle pollution
control devices.