City Building Permits
Montgomery County, MO - 2026 Building Permit Guide
How to apply for a building permit in Montgomery County, Missouri. Permit authority, application steps, fees, and inspection requirements.
Permit Authority
Public county website is available, but I did not find a county building-permit page or a clearly published county building department. Treat unincorporated countywide permitting as thin-public-info and verify directly with county staff before starting work
- Department
- Montgomery County Commission / countywide permit authority not clearly published
- Address
- 211 E. Third Street, Montgomery City, MO 63361
- Phone
- (573) 564-3357
- Not publicly listed
- Website
- https://mcmo.us/
Online Permit Portal
Platform: N/A • Account required: No • Submission: In-person only
Additional resources:
Application Process
- Contact county staff to confirm whether the parcel is in an unincorporated area and whether any county permit, zoning, floodplain, or road access review applies
- If a county review applies, request the required application forms and supporting documents from county staff
- Submit documents to the county office and follow any county-specific review steps
- Complete revisions if requested
- Obtain permit issuance in writing before starting regulated work
Typical processing time: Not publicly posted
Source: Montgomery County Commission / countywide permit authority not clearly published
General Requirements
Not publicly stated on the county website I found; verify directly for unincorporated parcels and any work affecting floodplain, access, drainage, septic, or public right-of-way
Required Documents
- When a permit is required: Not publicly stated on the county website I found; verify directly for unincorporated parcels and any work affecting floodplain, access, drainage, septic, or public right-of-way
- Required documents: Not publicly stated
- Permit validity/expiration: Not publicly stated
- Owner-builder rules if available: Not publicly stated
- Contractor license requirements: Not publicly stated
- Building code adopted: Not publicly stated
- Permit validity
- Not publicly stated
- Building code
- Not publicly stated
- Owner-builder
- Not publicly stated
- Contractor requirements
- Not publicly stated
Fees
- Minimum permit fee
- Not publicly stated
- Plan check fee
- Not publicly stated
- Permit fee formula
- Not publicly stated
- Reinspection fee
- Not publicly stated
- Payment note
- Not publicly stated
Fees change. Verify current amounts at the official fee schedule.
Work That Does NOT Require a Permit
Contact the Montgomery County Commission / countywide permit authority not clearly published to confirm whether your project requires a permit before starting work.
Inspections
How to Schedule
- Not publicly stated ()
- Inspection hours
- Not publicly stated
Typical inspection sequence: Not publicly stated
Additional Resources
- Building code: Not publicly stated
- Zoning information: View zoning info
- mcmo.us
- License lookup guide: Missouri Contractor License Requirements
- Contract template: Missouri Homeowner-Contractor Agreement
- Missouri hub: Missouri Contractor License & Permit Hub
Information on this page was last verified: March 2026. Permit rules and fees change — confirm current requirements directly with the Montgomery County Commission / countywide permit authority not clearly published before applying.
Frequently Asked Questions
Montgomery County Building Permit FAQ
- Do I need a building permit in Montgomery County, MO?
- Not publicly stated on the county website I found; verify directly for unincorporated parcels and any work affecting floodplain, access, drainage, septic, or public right-of-way
- How much does a building permit cost in Montgomery County, MO?
- The minimum permit fee is Not publicly stated. Fees are calculated as: Not publicly stated. Plan check fee: Not publicly stated.
- How do I apply for a building permit in Montgomery County, MO?
- 1. Contact county staff to confirm whether the parcel is in an unincorporated area and whether any county permit, zoning, floodplain, or road access review applies 2. If a county review applies, request the required application forms and supporting documents from county staff 3. Submit documents to the county office and follow any county-specific review steps 4. Complete revisions if requested 5. Obtain permit issuance in writing before starting regulated work
- How long does it take to get a building permit in Montgomery County, MO?
- Typical processing time is Not publicly posted.
- What work is exempt from building permits in Montgomery County, MO?
- The following work is generally exempt: No public exempt-work list was found for countywide unincorporated permitting.
- How do I schedule a building inspection in Montgomery County, MO?
- Inspections can be scheduled via: Not publicly stated.
Need help with your project?
Navigating permits in Montgomery County can be complicated.
Jaspector connects you with local experts who can review your scope, verify your contractor, and help you understand what permits your project actually needs.
Learn how Jaspector works