(A) Natural gas system. Natural gas piping systems shall be installed and maintained in accordance with applicable codes and regulations governing such systems.
(2011 Code, § 33.0131)
(B) Liquified petroleum gas systems. Liquified petroleum gas systems shall be installed and maintained in accordance with applicable codes and regulations governing such systems.
(2011 Code, § 33.0132)
(C) Fuel oil supply systems. All fuel oil systems shall be installed and maintained in accordance with applicable codes and regulations governing such systems.
(2011 Code, § 33.0133)