All containers and pertinent equipment used or to be used in this state for CNG equipment when attached to motor vehicles or for the storage, transporting or dispensing of LP gases or CNG by industrial, commercial or domestic users, together with appliances used or to be used in this state with LP gases as fuel, shall be designed, constructed, assembled, equipped and installed as specified by the rules and regulations of the commission, adopted and promulgated as provided in the LPG and CNG Act [this article].