Section 27154.1 Of Article 2. Exhaust Systems From California Vehicle Code >> Division 12. >> Chapter 5. >> Article 2.
27154.1
. (a) The flooring in all motor vehicles shall be
substantially constructed, free of unnecessary holes and openings and
shall be maintained so as to minimize the entrance of fumes, exhaust
gases, or fire.
(b) Floors shall not be permeated with oil or other substances
likely to cause injury to persons using the floor as a traction
surface.