No tenement house shall hereafter be erected, altered, or constructed in any city of the first class, unless such erection, alteration or construction shall be in conformity with the provisions of this act.
53 P.S. § 15061
No tenement house shall hereafter be erected, altered, or constructed in any city of the first class, unless such erection, alteration or construction shall be in conformity with the provisions of this act.
53 P.S. § 15061