Affix Phone Permit For Free

Site Plan Review is an inter-departmental evaluation process in which Planning staff assess proposed projects to ensure it meets the requirements of the Zoning Ordinance.

Louis County Lawrence K. Roos Administration Building located at 41 South Central Avenue, Clayton MO 63105. We require all applicants pay for the permit in advance via credit card. To pay your permit fee online (strongly recommended), please log in to our Permitting Portal.

A Building Permit is required to construct, enlarge, alter, reconstruct, repair, move, demolish & replace a building or structure; to convert unfinished space to occupiable rooms; and/or to change the occupancy or use of a building or portion of a building.

A request for Accelerated Plan Review, if accepted, offers a method to obtain most permits reviews in half or less of the usual time, allowing for a faster start of construction. To qualify for this premium review service, the submittal and plans must be complete and, to the nearest extent possible, code complaint.

Permit Requirements Residential building projects within unincorporated county and contracting municipalities that include plumbing work are issued as an Integrated Building Permit (one permit for the entire job). Plumbing work must be done by a licensed Master Plumber or qualifying homeowner.

Why do I Need a Permit? A Re-occupancy permit requires that a minimum standard of safety and health inspection be conducted on all properties in unincorporated St. Louis County at the time of an occupant change.

Electrical work must be done by a licensed Electrical Contractor or a qualifying homeowner for certain limited electrical work.