A building permit is required when any owner or authorized agent who intends to construct, enlarge, alter, repair, move, demolish, or change the occupancy of a building or structure, or to erect, install, enlarge, alter, repair, remove, convert or replace any electrical, gas, mechanical or plumbing system, the installation of which is regulated by the Pennsylvania Construction Code Act and regulations to the Act promulgated by the Pennsylvania Department of Labor and Industry, and as amended from time to time and as adopted by Brady Township, Ordinance Number 2004-2, or to cause any such work to be done, shall first make application to the Building Official and obtain the required permit.