Section 4
SEC. 4. The Commissioner, or his authorized representatives, are hereby given the following powers: (a) To administer oaths, issue subpoenas, and take testimony in connection with any case coming within the scope of his official functions; (b) To issue, subject to the approval of the Secretary of Labor, permits that may be necessary in connection with the proper enforcement of this Act; (c) If after proper inspection and investigation in his opinion any industrial building, or place of employment, or any portion thereof, including shops, factories, warehouses, bodegas, or any boiler, pressure vessel, machinery, engine, motor, generator and other prime mover, mechanical, electrical and hydraulic engine or device, gas tank, oil tank, boiler or pressure vessel, is unsafe or in dilapidated conditions, thereby endangering human life or property, he shall immediately notify the owner, employer, manager, agent, lessee or any person in charge or in control thereof, of such conditions specifying the or defects, and order such repairs and improver be made within a reasonable time as he may deem necessary, and the owner, employer, manager, agent, lessee or any person in charge or in control of such building, machinery or equipment shall, immediately repair and correct such defect or defects: Provided, That, if after such notification, the owner, employer, manager, agent, lessee or any person in charge or in control of such building, machinery or equipment fails to repair or correct such defect or defects within the time specified, he shall immediately order the shutdown of such building, machinery, or equipment, if in his opinion, the conditions thereof constitute a serious menace to the lives and safety of any person, in, near, around or about the above-mentioned building, machinery, or equipment: Provided, further, That, if his opinion, order or decision is appealed to the Secretary of Labor, the latter's decision is final.