Building Permits

Apply for a Permit

Apply for permits, submit plans, search for a permit, and more through the Citizenserve Online Portal. Enjoy the convenience of handling these tasks from your home or business.  

To schedule an inspection you can submit your request by sending it to the building inspection request email.  Please include the permit number, project address & requested date and time frame of AM (9-12) or PM (1-4) when requesting an inspection.

Additional Information

  1. Notice to All General Contractors and Subcontractors Doing Business in the City of Lake Saint Louis (PDF)
  2. Contractor Types and Construction Activities Requiring a Business License (PDF)
  3. DRB Application (PDF)
  4. DRB Submission Requirements (PDF)
  5. Commercial Building and Development Requirements for Lake Saint Louis.pdf (PDF)
  6. Deck Guide (PDF)
  7. Residential Fence Map (PDF)
  8. Pool Requirement Checklist (PDF)
  9. Rental Inspection Checklist (PDF)
  10. Blasting FAQ (PDF)