(a) Flammable liquids shall be stored and transported in closed containers that are Underwriters Laboratories Inc. (UL) listed or classified, Factory Mutual (FM) approved, or other approved flammable liquid containers properly marked.
(b) An approved pump designed for the fuel to be used shall be provided to service the fuel tanks of all equipment, unless fueling is done by gravity flow with a metal-to-metal contact between the container and the fuel tank. When a hose is used, it shall be of a type designed to handle fuels.
(c) No gasoline or LPG equipment shall be fueled when the engine is running, except when refueling by a vacuum refueling system in connection with the engine.
(d) Open lights, open flames, sparking or arcing equipment, except that which is an integral part of automotive equipment, shall not be used near fuel storage tanks or internal-combustion engine equipment while they are being filled or fueled.
(e) Smoking shall not be permitted on any vehicle carrying flammable liquids, unless such liquids are in the fuel tank or a safety container outside the passenger compartment.