City Building Permits
Weldon Spring, MO - 2026 Building Permit Guide
How to apply for a building permit in Weldon Spring, Missouri. Permit authority, application steps, fees, and inspection requirements.
Permit Authority
Community Development handles planning, zoning, land use, and city permit intake, but the City states it contracts with St. Charles County Building and Code Enforcement to issue building permits within the City
- Department
- City of Weldon Spring Community Development
- Address
- 5401 Independence Road, Weldon Spring, MO 63304
- Phone
- 636-441-2110
Online Permit Portal
Platform: City website forms plus County Building and Code Enforcement support • Account required: No • Submission: In-person only
Additional resources:
Application Process
- Start with Weldon Spring Community Development to determine zoning, land use, excavation, and permit form requirements
- Use the Multipurpose and Land Use Permit form where directed by the City
- For building permits, coordinate with the St. Charles County Building and Code Enforcement Division under the City's service contract
- Resolve staff review comments; the City's development review guide states most projects take a minimum of 15 to 25 working days for review
- Pay any required city and county fees
- Permit is issued and inspections are coordinated through the applicable city/county reviewers
Typical processing time: Minimum 15 to 25 working days for most projects under the City staff review process
General Requirements
Building and land use permits, excavation permits, signs, and other regulated development activity handled by Community Development and/or St. Charles County under contract
Required Documents
- When a permit is required: Building and land use permits, excavation permits, signs, and other regulated development activity handled by Community Development and/or St. Charles County under contract
- Required documents: Multipurpose and Land Use Permit form or other city application, project plans, supporting documents, and any County code materials required for building permits
- Permit validity/expiration: Not clearly posted on the public page reviewed
- Owner-builder rules if available: Not clearly posted on the public page reviewed
- Contractor license requirements: For building permits, questions route through St. Charles County Building and Code Enforcement
- Building code adopted: City states St. Charles County issues building permits for projects within the City and the City has adopted the same codes as the County, including the 2021 International Building Code
- Permit validity
- Not clearly posted on the public page reviewed
- Building code
- City states St. Charles County issues building permits for projects within the City and the City has adopted the same codes as the County, including the 2021 International Building Code
- Owner-builder
- Not clearly posted on the public page reviewed
- Contractor requirements
- For building permits, questions route through St. Charles County Building and Code Enforcement
Fees
- Minimum permit fee
- Not clearly posted on the public page reviewed
- Plan check fee
- Not clearly posted on the public page reviewed
- Permit fee formula
- Depends on permit type and whether County code review is involved
- Reinspection fee
- Not clearly posted on the public page reviewed
- Payment note
- Applicants may encounter both city application fees and County building permit fees depending on permit type
Fees change. Verify current amounts at the official fee schedule.
Work That Does NOT Require a Permit
Contact the City of Weldon Spring Community Development to confirm whether your project requires a permit before starting work.
Inspections
How to Schedule
- Coordinate through the applicable City or County contact after permit issuance ()
- Inspection hours
- Not clearly posted
Typical inspection sequence: Zoning/site compliance review first where needed, then County building inspections for structural work
Additional Resources
- Building code: City states St. Charles County issues building permits for projects within the City and the City has adopted the same codes as the County, including the 2021 International Building Code
- Zoning information: View zoning info
- weldonspring.org
- sccmo.org
- 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 City of Weldon Spring Community Development before applying.
Frequently Asked Questions
Weldon Spring Building Permit FAQ
- Do I need a building permit in Weldon Spring, MO?
- Building and land use permits, excavation permits, signs, and other regulated development activity handled by Community Development and/or St. Charles County under contract
- How much does a building permit cost in Weldon Spring, MO?
- The minimum permit fee is Not clearly posted on the public page reviewed. Fees are calculated as: Depends on permit type and whether County code review is involved. Plan check fee: Not clearly posted on the public page reviewed.
- How do I apply for a building permit in Weldon Spring, MO?
- 1. Start with Weldon Spring Community Development to determine zoning, land use, excavation, and permit form requirements 2. Use the Multipurpose and Land Use Permit form where directed by the City 3. For building permits, coordinate with the St. Charles County Building and Code Enforcement Division under the City's service contract 4. Resolve staff review comments; the City's development review guide states most projects take a minimum of 15 to 25 working days for review 5. Pay any required city and county fees 6. Permit is issued and inspections are coordinated through the applicable city/county reviewers
- How long does it take to get a building permit in Weldon Spring, MO?
- Typical processing time is Minimum 15 to 25 working days for most projects under the City staff review process.
- What work is exempt from building permits in Weldon Spring, MO?
- The following work is generally exempt: No consolidated public exemption list was located on the public page reviewed.
- How do I schedule a building inspection in Weldon Spring, MO?
- Inspections can be scheduled via: Coordinate through the applicable City or County contact after permit issuance.
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