5. The provisions concerning installation, use and maintenance do not apply to the following pressure equipment nor to the accessories and piping connected to it:(1) a tank used to store, supply or recover the gas of a vessel referred to in paragraph 5 of section 3, or a tank used for the operation of electricity generating equipment;
(2) a pressure vessel, accessory or piping subject to the requirements of Chapter II, Gas, of the Construction Code (chapter B-1.1, r. 2) or Chapter III, Gas, of the Safety Code (chapter B-1.1, r. 3).