(1)For the purposes of this Act the Commissioners shall have full jurisdiction to hear and determine all matters whether of law or of fact, and shall as respects the attendance and examination of witnesses, the production and inspection of documents, the enforcement; of their orders, the entry on and inspection of property, and other matters necessary or proper for the due exercise of their jurisdiction under this Act, or otherwise for carrying this Act into effect, have all such powers, rights, and privileges as are vested in a superior court: Provided that no person shall be punished for contempt of court, except with the consent of au ex officio Commissioner.
(2)The Commissioners may review and rescind or vary any order made by them ; but, save as is by this Act provided, every decision or order of the Commissioners shall be final.