CONSTRUCTION WITHOUT A PERMIT CALL FIRST 636-949-7345 TO SEE IF YOUR PROJECT REQUIRES A PERMIT  County Ordinances require permits for new structures, plumbing, electrical, mechanical work, and alterations. Below identifies:  Section R105.1 Required: 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 this code, or to cause any such work to be done, shall first make application to the building official and obtain the required permit. (IRC 2003) Residential Section 106.1 When required: An owner, authorized agent or contractor who desires to erect, install, enlarge, alter, repair, remove, convert or replace a mechanical system, the installation of which is regulated by this code, or to cause such work to be done, shall first make application to the code official and obtain the required permit for the work. . (IMC 2003) Mechanical Section 106.1 When required: Any owner, authorized agent or contractor who desires 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 plumbing system, the installation of which is regulated by this code, or to cause any such work to be done, shall first make application to the code official and obtain the required permit for the work. (IPC 2003) Plumbing Section 105.1 Required: 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 this code, or to cause any such work to be done, shall first make application to the building official and obtain the required permit. (IBC 2003) Building (other than residential)   80.19 Permits and Approvals.  Permits and approvals shall conform to 80.19 (A) through (H).  (NEC 2002) Electrical   Complaints