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Community Development

Building Safety

The Building Safety Department performs plan review and inspections on new residential and commercial properties. Residential permits are required for any new home, as well as for decks, sheds, pools, basement finishes, additions and major alterations. Commercial permits are required for any new commercial project including alterations or additions. This division is also responsible for the planning and implementation of the City’s adopted building codes and ordinances.

The department is located on the second floor of O'Fallon Municipal Centre (City Hall). Hours of operation are Monday through Friday, 8:00A - 5:00P.

To schedule an inspection (residential or commercial), please call 636-379-5595. Any inspection request received prior to 4:00P will be placed on the inspection list for the following business day, unless otherwise specified.

Downloadable Forms and Guides (PDF files)

• Basement Guide
• Board of Adjust Building Code Appeal Application
• Building Permit Application
• Commercial Projects Affidavit
• Deck Guide
• Detached Garage, Shed and Accessory Building Guide
• Manufactured Home Guide
• Permit Fee Schedule
• Pool Guide
• Rental Occupancy Inspection Application
• Rental Occupancy Inspection Guide
• Residential Retaining Wall Guide

Current Codes and Adoptive Ordinances (PDF files)

• 2003 International Building Code, I.B.C.
• 2003 International Residential Code, I.R.C.
• 2002 National Electrical Code, N.E.C.
• 2003 International Mechanical Code, I.M.C.
• 2003 International Plumbing Code, I.P.C.
• 1999 NFPA – Sprinklers
• 1998 ICC/ANSI A117.1 – Accessibility
• 2003 International Fire Code
• 2003 International Property Maintenance Code
• 2003 International Private Sewage Disposal Code
• 2003 International Fuel Gas Code

CONTACT: Debbie Cammann – Administrative Assistant

E-MAIL: dcammann@ofallon.mo.us

PHONE: 636-379-5599

CONTACT: Buliding Clerk

PHONE: 636-379-5495 or 636-379-5435

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