Code Enforcement

Residential Occupancy Permit Program

Established in 2002, the Residential Occupancy Permit Program ensures properties are compliant in accordance with the 2015 International Property Maintenance Code. City Code Enforcement Officers perform interior and exterior inspections of every residential unit within the City that changes occupancy.

Health Safety Welfare Code Enforcement

Commercial Occupancy Permits

Commercial Occupancy Permits can be obtained from the Finance Department through the business license process.

Building Codes & Construction

In addition to the City of Hazelwood Municipal Code, the City has adopted and enforces the following codes promulgated from the Internationally recognized International Code Council (ICC) whose codes are used worldwide.

  • 2015 International Building Code
  • 2015 International Energy Conservation Code
  • 2015 International Fire Code
  • 2015 International Fuel Gas Code
  • 2015 International Mechanical Code
  • 2015 International Property Maintenance Code
  • 2015 International Residential Code

The City of Hazelwood contracts with St. Louis County for Electrical, Plumbing, Elevator, and Amusement permits and inspections.

The City currently has an ISO rating of 3.

Climate & Geographic Design Criteria

  • Ground snow load - 20 psf
  • Wind speed - 90 mph
  • Seismic Design Category - C or D (soil based)
  • Winter design temperature - 2°
  • Frost depth - 30 inches
  • Mean annual temperature - 54°

*Building permit fees are due upon pickup of reviewed and approved permit*

Effective January 3, 2023 all Fire Protection Permits shall be submitted by email to the Hazelwood Fire Department at

Permits must be submitted in PDF format with a Completed Permit Application, Contract for scope of work, and Plans with seal and signature of approved Design Professional. Permit applications submitted without a contract will result in an additional $100 fee. Please contact Steve Welsh, Deputy Fire Marshal, at (314) 731-3424 with any questions.