Code Enforcement / Complaints

The Building & Inspections Division of the Community Development Department handles all complaints in relationship to the following codes, regulations and ordinances adopted by the City of O'Fallon:

  • Building Codes
  • Property Maintenance Codes
  • Nuisance Codes
  • Zoning Codes
  • Floodplain Management Ordinance
  • Subdivision and Development Control Ordinance

If you have a complaint, please fill in this form with complete information, then click the submit button. Your concerns will be reported to the appropriate department.  You may chose to remain anonymous.  If you would like to be contacted by our staff, please enter your name and contact information.  You may also feel free to contact the Community Development Department by phone at (618) 624-4500 x 4.

Non-construction related noise complaints (such as barking dogs, loud music, loud vehicles/lawn mowers), as well as unleashed pets are reported to the O'Fallon Police Department non-emergency number (618) 624-4545 so the Police have opportunity to observe and address the incident while it is occuring.

If the complaint is criminally related and not an emergency, please call the O’Fallon Police Department non-emergency number (618) 624-4545.  If it is an emergency, call 911 for assistance.