Administrative overview · FIPS 29025
Caldwell County permit authority
The first compliance decision is jurisdictional: identify the office with statutory authority over your parcel, then use its filing and inspection sequence to keep the project moving.
Jurisdictional status
County
This county profile is the primary starting point for unincorporated-area permitting.
Responsible agency
Caldwell County Planning and Zoning Office
For a project in or near Caldwell County, this office is the identified point of contact for permit intake, statutory code enforcement, plan review coordination, and inspection release conditions. Confirm the parcel’s boundary and project type before relying on the county lane.
Direct contact
816-284-5939 (Planning and Zoning); 816-586-1111 (County Commission)
Call before mobilizing if the project has a boundary, occupancy, fire, septic, or utility question.
Permit counter
Caldwell County Planning and Zoning Office, 76 North Franklin Street, Kingston, MO 64650
Operating hours
Monday-Thursday, 9:00 AM-3:00 PM; the county asks applicants to call before visiting.
Review expectation
N/A—the county publishes no general building-permit review timeline.
Compliance workbench
Choose the next project decision.
Apply online
Open the verified digital gateway, application form, and review timeline.
Open guide →Fees & penalties
Understand fee schedules, enforcement exposure, and stop-work liabilities.
Open guide →Codes & exemptions
Read the code framework, minor-work exemptions, and inspection lane.
Open guide →Agency website
Visit the primary public source for current notices and contact changes.
Open guide →Source trail
Official sources for this profile
Use these direct agency or licensing links to confirm current instructions before you file, pay, or schedule work. External pages control if their information differs from this directory.
Project questions
Frequently asked questions for Caldwell County
Who handles permitting for this jurisdiction?
Caldwell County Planning and Zoning Office is the identified county-level authority for this profile. Confirm that the property is in its service area before filing.
How should I begin an application?
Begin with the online permit gateway listed in the application guide. If the portal does not recognize the address or project type, contact 816-284-5939 (Planning and Zoning); 816-586-1111 (County Commission).
How long might review take?
N/A—the county publishes no general building-permit review timeline.
How are inspections scheduled?
Building and septic permits must be submitted with a site plan, septic-system plan, and dimensioned floor plan before construction to the Planning and Zoning Office. A new, repaired, or modified septic system requires a $250 permit that includes a septic inspection. The county publishes no separate general building-inspection booking procedure; call Planning and Zoning at 816-284-5939.
Which codes and exemptions should I review?
N/A for a named International Building Code edition. Caldwell County's public materials identify the county zoning ordinance as the controlling local regulation and require private septic systems to meet applicable Missouri state health or environmental standards; the current Missouri county-code dataset lists no county energy or residential code adoption. The county's permit guidance requires a building permit before any full- or part-time residence, barn or barn conversion to living quarters, prefabricated structure, camp trailer, mobile-home trailer, modular home, tiny home, shed conversion to living quarters, or addition of square footage to an existing residence. No broad minor/cosmetic exemption list is published; confirm any work not covered by the guidance with Planning and Zoning.