(a) No person shall build, construct, install or maintain within the Fire Limits any building or other structure of frame construction; provided that buildings and other structures of frame construction lawfully in place within the Town as of August 1, 1950 may continue in place, if otherwise safe and lawful, but shall not be reconstructed, altered or enlarged except in conformity with the provisions of the Building and Housing Code.
(b) No person shall rebuild, reconstruct, reinstall, alter or enlarge any building or other structure within the Fire Limits in such manner that such building or other structure shall be of frame construction in any portion of its roof or any outside wall; and all such rebuilding, reconstruction, reinstallation, alterations and enlargements shall conform to the provisions of the Building and Housing Code.