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A business owner who is seeking to build a new facility or add-on to an existing structure must receive approval from the Planning & Zoning Department, the Sales Tax Office and the Tax Division of the Sheriff’s Office.

Step 1

Commercial/Industrial New Construction Permit from the Department of Planning and Zoning

Here is what you will need:

• A completed Commercial/Industrial Permit application. 
• A copy of the deed (legal description) to the property.
• Survey and grade certificate of property dated and signed by a licensed land surveyor.
• Two complete sets of stamped building and civil construction plans. Plans shall include the site plan showing all dimensions, building setbacks, required parking, loading, landscaping, fencing and buffer elements.
• One digital (.pdf) copy of the stamped Building and Civil Construction with Manual N, if required
• Drainage plan and calculations stamped by a Louisiana licensed engineer.
• Municipal Separate Storm Sewer System (MS4) approval statement if total soil disturbance is greater than one acre. Best Management Practice applies to all construction regardless of size. Call 985-331-4478 for requirement details.
• State Fire Marshal review letter. Call 504-568-8506 for more information. 
• Health Department (985-785-1029) approval.
• Copy of driveway permit, if required. Call DOTD (504-437-3100) for state highways and/or (985-783-5102) for Parish streets.
• St. Charles Parish Waterworks permit.
• St. Charles Parish Wastewater (sewer) permit.
• Contract for construction debris removal
• Contract from a Portable Sanitary Facility Vendor
• Approval Letter from the Levee District for all projects located within 1500 feet of the base of the levee (East Bank call 225-869-9721, West Bank call 225-265-7545).
• Copy of the Construction Contract (to determine building permit fees).
• Permit and inspection fees paid in full. Permit fees are non-refundable.
• Plan, review and inspection may be partially refunded on a pro rata basis.

Here is what you will need to obtain the final certificate of zoning compliance:

• Final as-built survey, including Final Elevation Certificate
• State Fire Marshall and/or other State or Federal agency approval (written)
• Wastewater Department and/or DHH approval (written)
• Building Code Certificate of Compliance (after the final inspection)
• Drainage, parking and landscaping approval

Step 2

Receive approval of drainage plans by the Department of Public Works

• Submit a Driveway (Culvert) Permit application to the Public Works Department if the proposed facility has a driveway connecting to a parish roadway.

Step 3

Obtain a registration number and certificate from the Sales Tax Office

• Fill out the Sales and Use Tax Registration application. You will receive a registration number and certificate immediately.

Step 4

Obtain an Occupational License from the Tax Division of the Sheriff's Office

Here is what you will need:

• Fill out the Occupational License Application with $50 fee. More information here
• Present the Commercial/Industrial Permit from the Planning and Zoning Department (Step I)
• The Sales Tax Number from the Sales Tax Office (Step II).