On this page 6
§ 02
When a permit is required
Permit triggers and exempt work for Marthasville
Water and sewer main extensions or service connections require a construction permit. Streets or driveways serving two or more residences or any commercial or industrial facility require a construction permit. Mobile home parks require a city permit. Floodplain development also requires a permit
No public exempt-work list was found in the captured text for general building work
The code excerpts reviewed focus on utility, street, floodplain, and mobile home park permits
- Exempt No public exempt-work list was found in the captured text for general building work
- Exempt The code excerpts reviewed focus on utility, street, floodplain, and mobile home park permits
Required documents
- When a permit is required: Water and sewer main extensions or service connections require a construction permit. Streets or driveways serving two or more residences or any commercial or industrial facility require a construction permit. Mobile home parks require a city permit. Floodplain development also requires a permit
- Required documents: City forms, scale drawings for street permits, and related supporting approvals for utility and floodplain work
- Permit validity/expiration: Not clearly stated in the captured text for the general permit types. Mobile home park permits appear to remain valid while compliant, but no single public validity rule was located
- Owner-builder rules if available: Not located in the captured text
- Contractor license requirements: Not located in the captured text
- Building code adopted: Chapter 500 building regulations and related city ordinances. The chapter references seismic design requirements under Missouri law and specific city utility and street standards
- Building code
- Chapter 500 building regulations and related city ordinances. The chapter references seismic design requirements under Missouri law and specific city utility and street standards
- Permit validity
- Not clearly stated in the captured text for the general permit types. Mobile home park permits appear to remain valid while compliant, but no single public validity rule was located
- Owner-builder
- Not located in the captured text
- Contractor requirements
- Not located in the captured text
§ 03
Application process
Typical processing: Not stated publicly
- 01 Identify whether the work is a utility connection, street/driveway project, floodplain development, or mobile home park related construction
- 02 Pull the applicable city form from the Licenses and Permits page or code chapter
- 03 Submit the form to City Hall or the City Clerk with any required plans, drawings, or supporting documents
- 04 Obtain any required external approvals, such as DNR, Corps of Engineers, or EPA, before final city approval when applicable
- 05 Receive permit approval and complete any required inspections
Typical processing time: Not stated publicly
Source: City of Marthasville City Clerk / City code administration ↗
§ 04
Fee schedule
Marthasville building permit fees
Fee type
Amount
01
Minimum permit fee
Street construction permit fee is $20.00; mobile home park permit fee is $100.00; some utility inspection fees are higher
02
Plan check fee
Not stated as a separate fee in the captured text
03
Permit fee formula
Mostly flat fees by permit type in the excerpts found
04
Reinspection fee
Final inspection noncompliance for water/sewer connections can lead to fines up to $500 and/or 90 days in jail under the code excerpt
The public forms and ordinance references do not show an online payment flow in the captured text
Fees change periodically. Confirm at the official fee schedule ↗ before budgeting.
§ 05
Required inspections
Scheduling and sequence
How to schedule
- Contact City Hall / City Clerk; some inspections are tied to city personnel review and final approval ()
- Inspection hours
- City Hall hours are Monday through Friday, 8 a.m. to 4 p.m
Typical sequence: Submit application, obtain outside agency approvals if needed, city permit issuance, city inspection, and final approval where applicable
§ 06
Frequently asked
Common questions about Marthasville permits
01 Do I need a building permit in Marthasville, MO? ▸
Water and sewer main extensions or service connections require a construction permit. Streets or driveways serving two or more residences or any commercial or industrial facility require a construction permit. Mobile home parks require a city permit. Floodplain development also requires a permit
02 How much does a building permit cost in Marthasville, MO? ▸
Building permit fees in Marthasville, MO are set by the local building department and vary by project type and valuation. The minimum permit fee is Street construction permit fee is $20.00; mobile home park permit fee is $100.00; some utility inspection fees are higher. Fees are calculated as: Mostly flat fees by permit type in the excerpts found. Plan check fee: Not stated as a separate fee in the captured text.
03 How do I apply for a building permit in Marthasville, MO? ▸
To apply for a building permit in Marthasville, MO, follow these steps: 1. Identify whether the work is a utility connection, street/driveway project, floodplain development, or mobile home park related construction 2. Pull the applicable city form from the Licenses and Permits page or code chapter 3. Submit the form to City Hall or the City Clerk with any required plans, drawings, or supporting documents 4. Obtain any required external approvals, such as DNR, Corps of Engineers, or EPA, before final city approval when applicable 5. Receive permit approval and complete any required inspections
04 How long does it take to get a building permit in Marthasville, MO? ▸
Building permit processing times in Marthasville, MO typically run Not stated publicly. Timelines can vary based on project complexity and current department workload.
05 What work is exempt from building permits in Marthasville, MO? ▸
Not all construction work requires a permit in Marthasville, MO. The following work is generally exempt: No public exempt-work list was found in the captured text for general building work; The code excerpts reviewed focus on utility, street, floodplain, and mobile home park permits. When in doubt, confirm with the local building department before starting work.
06 How do I schedule a building inspection in Marthasville, MO? ▸
Once your permit is issued and work reaches an inspection milestone, you can schedule a building inspection in Marthasville, MO via: Contact City Hall / City Clerk; some inspections are tied to city personnel review and final approval.
last verified April 2026
source City of Marthasville City Clerk / City code administration ↗
entry id permits/missouri/warren/marthasville
Educational reference. Permit rules and fees change — confirm current requirements directly with City of Marthasville City Clerk / City code administration before applying. Jaspector is not legal advice.