Deck Permit in St. Louis (2026)
Deck permit requirements, fees, and process for St. Louis, MO. Find out if you need a permit and how to apply.
Deck permit requirements in St. Louis, MO are conditional depending on project scope.
A Deck permit may be required depending on project scope in St. Louis, MO. The local building department handles permit applications for St. Louis. Below you will find the current thresholds, fees, and process for obtaining a deck permit in St. Louis.
Permit Fees
Contact the local building department through their official website for current fee information.
How to Get a Deck Permit in St. Louis
Verify whether your project meets the permit threshold in St. Louis: contact the local building department to confirm if your project requires a permit.
Prepare your permit application and plans. Contact the local building department at their official website for required documentation.
Submit your application in person at the local building department.
St. Louis Building Division (Community Development Administration)
Frequently Asked Questions
Source: St. Louis Building Code — Deck Requirements. Last verified April 6, 2026. View source