Building Permits
Notice: All Building Permit applications as of Monday, Feb. 23, 2026, will be processed through the new SmartGov Permit Portal. Please register on the portal to create an account to process all 2026 building permit applications. If you have questions in regard to a 2025 or older permit that has not been issued, please contact the Building Division at Permits@wentzvillemo.gov.
Building Permits are required to construct, modify or in some cases repair a structure. Work of a minor nature such as the changing of a faucet, does not require a permit. Any permit issued shall become invalid if the authorized work is suspended or abandoned for a period of six months. The following list requires permits (this list is not all encompassing):
Residential New Home Submittals 2025 and Older Permits
Miscellaneous Permits
Miscellaneous permits are to alter or add to a residential or commercial premise. This list is not all encompassing:
- Accessory Building/Shed Permit
- Deck/Patio Cover Permit
- Driveway Permit
- Fence Permit
- Finished Basement Permit
- Swimming Pool/Hot Tub Permit
- New electric, plumbing or HVAC
- Retaining walls over 4′
- Sewer/Water install or repairs
- Solar panels
- Remodels
- Building additions
All contractors, generals and subs, are required to have a City issued contractors license prior to performing work in the City, this is required to be renewed every year by February 28. If your contractor’s license is not valid, please fill out the application and submit as directed on the application to assure efficient permit review times.
For all Contractor License questions or required submittals, please contact the City Clerk’s office at (636) 327-5101 or email the City Clerk office.
Permits can be turned around very quickly (within a few days) if the paperwork submitted is accurate and neatly described. All applications are reviewed by plans examiners, who may call you if questions regarding your project arise.
Permit fees vary depending upon the project. Once your permit has been paid for and issued, you may schedule your inspections through the portal.
A permit shall be placed in the “Expired” status if no inspection has been performed within the first 180 days or if no inspection has occurred within 180 days of the last inspection. Please fill out the Request to Extend a Permit form and email it to our office.