Regulatory framework
The code baseline for Monona County.
No separate 2026 technical IBC/IRC edition was identified. Monona County enforces Chapter 100 zoning regulations, amended March 11, 2025, for unincorporated areas, including buildable-parcel designation, site plans, setbacks, zoning/building permits, wastewater approvals, floodplain rules, and airport coordination. Monona County does not provide building inspections; applicable state building, electrical, plumbing, mechanical, health, DNR, Corps, and other requirements remain separate.
Inspection lane
Submit the construction permit application to Environmental Health & Zoning with property/legal description, plans or aerial site plan with setbacks, structure details, contractor state registration, and any septic, well, or geothermal applications. A buildable parcel, site plan where required, and wastewater approval must precede issuance. Monona County does not perform building inspections; the owner/contractor must obtain necessary inspections. Floodplain projects require a separate floodplain permit and may need Iowa DNR/Corps approvals and as-built elevation certification. Contact 712-433-3400.