Do I need a permit to add a accessory structure?
Yes, a building permit is needed to add or replace an existing detached accessory structure regardless of the size.
What do I need to submit in order to receive a permit?
> Plot plan drawn to scale that shows property lines and dimensions, existing buildings and structures, the size and location of the proposed structure, setbacks from property lines, utility easements and right-of-way.
> Completed building permit application.
> Completed land disturbance permit application for structures over 200 square feet.
> Building plan or manufacturer product data sheet. Additional information may be required by the Building Official.
> Additional information required by the Building Official.
> Any additional information required to clarify your application. Proof of ownership (if recently purchased).
> The building permit fee (due at the time the permit is issued) is accepted in the form of a check, cash, or credit/debit card.
Detached accessory structures shall not exceed the following area limitations.
> Not more than thirty (30) percent of the lot, tract or parcel shall be covered with the primary structure including appurtenance and detached accessory structures.
> A maximum of 250 square feet of detached accessory structure is permitted for each 3,000 square feet of lot area.
> All detached accessory structures shall not exceed fifty (50) percent of the dwelling square footage; excluding the basement.
> The maximum area of all detached accessory structures cannot exceed 1,200 square feet.
Are there any additional regulations?
> Only two (2) detached accessory structures per lot.
> The color and roof pitch must match the home.
> Detached accessory structures greater than 200 square feet require a footing and foundation.
> Detached accessory structure(s) cannot be constructed prior to the primary structure.
> Driveway shall be constructed with approved materials and be installed so at to not adversely affect adjoining properties.
> The structures shall be no taller then twenty-five (25) feet measured from the floor, which incorporate the primary front door; but in no case shall exceed the height of the primary structure.
What are the setback requirements?
The setback minimums are:
> Front Yard - Thirty-five(35) feet from the property line but in no case be located forward of the primary structure.
> Street Side Yard - Twenty-five (25) feet from the property line.
> Interior Side Yard - Nine (9) feet from the rear and side yard property lines.
> Primary Structure - Ten (10) feet.
> Adjacent Primary Structure - Twenty (20) feet.
An accurate hand drawing is normally acceptable. A diagram of your property can be found on the County's website at: www.claycountymo.gov in the Assessor's Department. The City does not keep surveys on file.
What are easements?
The City of Gladstone and the utility companies may have easements that are within your property lines. Easements are a right given to an entity to enter upon land that they do not own. Almost every home has an easement. It is important to look for easements in public records because a property owner cannot build permanent or temporary structures on top of easements.
What Inspections are needed?
Pier/footing inspection - Inspection of the pier/footing shall be made after piers/footings have been excavated, required forms erected, required steal is in place and prior to the placing of concrete.
Framing inspection - Inspection of framing shall be made after all framing is in place and prior to being concealed.
Final inspection - Final inspection shall be made after the permitted work is completed and prior to use.
What International Building Codes have been adopted by the City?
The City of Gladstone is currently operating under the ICC 2021 Construction Code Series and the 2020 National Electric Code. These code books are kept on file in Community Development for viewing.
How much is a building permit?
> The fee for a building permit is based on the value (or cost) of the proposed structure you are building.
> For Permit Fee Schedule click here.
> The fee for a land disturbance permit is a deposit of $500.00 and refundable after the project is complete and substantial ground cover has grown back.
Building and Construction Regulations, Chapter 2300 Detached Accessory Structure Regulations
Detached Accessory Structure brochure
If you have further questions feel free to call our office at (816) 423-4111 or click here.