The Leak Check requirements of this regulation shall apply to any installer or other person who shall install, connect, alter, extend, change or repair any liquefied compressed gas or compressed natural gas system, container or appliance whatsoever, or who shall install, connect, change, extend, alter or repair any piping or fitting connected with or attached to any liquefied compressed gas or compressed natural gas container, system or appliance.
19 Miss. Code. R. 7-14.03