Section 658-14-2 - Liquefied Petroleum Gas, Liquefied Natural Gas and Compressed Natural Gas Containers - General Requirements1. Any ASME container that does not have a data plate or has a plate that is not legible will be considered to be out of compliance and may not be filled.2. Department of Transportation cylinders and ASME containers must rest on noncombustible materials unless listed for such purpose.3. Any cylinder that does not have a legible manufacture date or retest date will be considered to be out of compliance and shall not be filled.4. Portable motor fuel containers which are equipped for volumetric filling and meet the requirements of construction and inspection set forth in NFPA 58 may be filled by volume or weight.5. For the purpose of container location, exhaust terminations of all residential clothes dryers shall be considered openings into the building and not ignition sources.6. For the purpose of container location, all electrical meters and disconnects are considered ignition sources.02-658 C.M.R. ch. 14, § 2