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Building Codes

The City of Mt. Vernon has adopted and enforces the following codes:

  • International Building Code (IBC) 2006 Edition
  • International Existing Building code (IEBC) 2006 Edition
  • International Mechanical Code (IMC) 2006 Edition
  • International Fuel Gas Code (IFGC) 2006 Edition
  • International Fire Code (IFC) 2006 Edition
  • National Electric Code (NEC) 2008
  • NFPA 101 Life Safety Code, stricter of 2006 (City) or 2015 (IL State) Edition
  • Illinois Energy Conservation Code
  • Illinois Plumbing Code
  • Illinois Accessibility Code & Americans with Disabilities Act (ADA)

The applicable codes from the list above must be referenced on all construction documents submitted for building permit approval.

Exception: one and two family residential dwellings.

Requirements for Seismic Design Category D must be followed.

In addition, please refer to local ordinances for compliance:

These Articles are not required to be specified on construction documents.

For any question on Building Codes, please contact the Engineering and Inspections Office.