21. Any member of the Sûreté du Québec or municipal police or any person authorized to that effect by the examiners shall have the right to require any person, company, association or corporation to show to him the license or licenses provided for by this act, and to demand proof that the law has been complied with, and, failing which, the said member of the Sûreté du Québec or municipal police or the person so authorized, shall have the right to stop immediately the work under way and shall notify the examiners of every violation of this act.
R. S. 1964, c. 154, s. 24; 1968, c. 17, s. 97; 1977, c. 5, s. 14.