Pennsylvania Statutes Title 53 P.S. Municipal and Quasi-Municipal Corporations § 23151. To provide for building inspection

To provide a system for the inspection of buildings, to insure their safety and incombustibility, and for the appointment of one or more building inspectors;  to prescribe the limits within which buildings shall not be constructed or reconstructed, or into or within which the same shall not be removed, except of incombustible materials with fire-proof roof;  and any building erected, reconstructed or removed into or within such limits, contrary to the provisions of any ordinance forbidding the same, shall be a public nuisance and abatable as such.