St. Joseph Climate Zone & Energy Code

Climate Zone: IECC Climate Zone 4A (mixed-humid). Heating design 0°F, cooling design 96°F/76°F.

Energy Code & Manual J Requirement: Missouri has no mandatory statewide energy code; local jurisdictions typically enforce IECC 2018. ACCA Manual J is required for all HVAC permit applications in Buchanan County.

Local Electric Utility: Evergy (KCP&L / Kansas City Power & Light)

Building Department: City of St. Joseph Building Inspection Department

Local Trade Association: ACCA Missouri