§ 392.67 Heater, flame-producing; on commercial motor vehicle in motion.

PART 392—DRIVING OF COMMERCIAL MOTOR VEHICLES, last amended 2016-12-12

No open flame heater used in the loading or unloading of the commodity transported shall be in operation while the commercial motor vehicle is in motion.

Official text from the eCFR. The eCFR is an authoritative but unofficial editorial compilation; the Federal Register is the legal source.