County permits

Cass County

Cass County issues permits only for unincorporated areas. Inside an incorporated city? Pick the city below — its building department handles your permit.

§ 01 Unincorporated

Unincorporated Cass County.

If your property isn't inside an incorporated city, the county permit office handles your application directly.

Permit authority: Cass County Building Codes Department
Website: Permit authority website ↗
Phone: 816-380-8134
Address: 102 E Wall Street, Harrisonville, MO 64701

Full unincorporated Cass County permit guide →

§ 02 Jurisdictions

Cities in Cass County

Click any city for its full permit guide — authority, fees, application steps, inspections, and exempt work.

§ 03 County navigation

Information last verified for Cass County, Missouri. Permit rules and fees change frequently — verify current requirements with the issuing department before applying. Jaspector is an educational reference, not legal advice.