71 Pa. Stat. § 1443
All rooms, buildings, and places in this Commonwealth where labor is employed, or shall hereafter be employed, shall be so constructed, equipped, and arranged, operated and conducted, in all respects, as to provide reasonable and adequate protection for the life, health, safety, and morals of all persons employed therein. For the carrying into effect of this provision, and the provisions of all the laws of this Commonwealth, the enforcement of which is now or shall hereafter be entrusted to or imposed upon the commissioner or Department of Labor and Industry, the Industrial Board shall have power to make, alter, amend, and repeal general rules and regulations necessary for applying such provisions to specific conditions, and to prescribe means, methods, and practices to carry into effect and enforce such provisions.
71 P.S. § 1443