Building and Permits

The Building Division 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. Residential rental occupancy permits are required before occupying the unit. 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.

Questions about re-roofing your home? Check out our brochure: Residential Re-Roofing Requirements (PDF)

New feature added! You may now apply for a permit directly from the below link. Not all permit types are available, yet; however, we will be rolling out new permits types in the near future.

Apply for a permit     Account Login

The division is located on the second floor of O'Fallon Municipal Centre (City Hall). Hours of operation are Monday through Friday, 8 a.m. – 5 p.m.

Scheduling an inspection can be completed by logging into the O’Fallon Permitting, Licensing, and Enforcement (OPLE) portal using the button above. Inspections scheduled using the portal are typically completed the next day. Rental occupancy inspections may require two (2) day’s notice prior to an inspection being conducted depending on when the request is received. Questions may be directed to 636-379-5595.


Current Codes and Adoptive Ordinances (PDF files)

Other resources (PDF files)

Fire Districts

Please note:  The City of O'Fallon is served by multiple independent fire districts that are separate governmental entities and do not fall under the authority of the City of O'Fallon. These districts may require their own building permit. Please contact the appropriate district for more information. The districts are:

Click here to view a map of the districts. 


Contact Building staff

If you have any questions or concerns, please contact the Building Division's main telephone line at 636-379-5660. You may also contact the employees below directly:

Jared Agee, Building and Code Enforcement Manager This email address is being protected from spambots. You need JavaScript enabled to view it. 636-379-5433
Nathan Lacey, Building Official This email address is being protected from spambots. You need JavaScript enabled to view it. 636-379-5597
Debbie Cammann, Administrative Assistant This email address is being protected from spambots. You need JavaScript enabled to view it. 636-379-5599
Cortney Hallemeier, Building Permit Technician This email address is being protected from spambots. You need JavaScript enabled to view it. 636-379-5495
Randy Garner, Commercial Building Inspector This email address is being protected from spambots. You need JavaScript enabled to view it. 636-379-5402
Scott Dabney, Residential Building Inspector This email address is being protected from spambots. You need JavaScript enabled to view it. 636-379-5564
Chris Gaw, Residential Building Inspector This email address is being protected from spambots. You need JavaScript enabled to view it. 636-379-5432
Nick Beelek, Residential Building Inspector This email address is being protected from spambots. You need JavaScript enabled to view it. 636-379-5594

City of O'Fallon Fee Schedule