305.3 Elevation of ignition source.
FGC § 305.3
Equipment and appliances having an ignition source shall be elevated such that the source of ignition is not less than 18 inches (457.2 mm) above the floor in hazardous locations and public garages, private garages, repair garages, motor fuel-dispensing facilities and parking garages. For the purpose of this section, rooms or spaces that are not part of the living space of a dwelling unit and that communicate directly with a private garage through openings shall be considered to be part of the private garage. Exception: Elevation of the ignition source is not required for appliances that are listed as flammable vapor ignition resistant.
