Code Level
- Commercial Energy Code - No Statewide Code
- Residential Energy Code - No Statewide Code
Authority
Authorized by – None. Legislation established energy requirements for state-funded buildings only. Legislation will be required to adopt a mandatory statewide energy code. Local jurisdictions may adopt their own energy code. Numerous jurisdictions throughout the state have adopted an energy code; including most major municipalities such as the City of St. Louis, St. Louis County, Kansas City, Springfield, Independence and Columbia. The precise code edition enforced by the jurisdiction varies.
Oversight – None.
Code change process – Legislative. In Missouri, only the General Assembly is authorized to enact legislation to establish statewide building construction regulations and/or authorize a state agency to do so. However, there currently is no state regulatory agency authorized to promulgate, adopt or update construction codes on a statewide basis.
Code change cycle - None.
Compliance
Enforcement - Local jurisdictions are responsible for enforcing any building codes that they have adopted municipally. Below are the current energy codes for the top five jurisdictions by population.
Municipal Energy Codes
Five Largest Jurisdictions in Missouri | Residential Energy Code | Commercial Energy Code |
St. Louis County | 2015 IECC, slightly amended | 2015 IECC, slightly amended |
Jackson County | 2003 IECC | 2003 IECC |
Kansas City | 2021 IECC, unamended | 2021 IECC, unamended |
St. Charles County | 2009 IECC, moderately amended | 2009 IECC |
City of St. Louis | 2018 IECC. slightly amended | 2018 IECC |
Implementation/Compliance Studies – The Department of Economic Development has commissioned a study of statewide residential energy code compliance. A copy of the final report and results are forthcoming.
Primary Contacts
Missouri Department of Natural Resources, Division of Energy