The permits on this page apply only to projects within the City limits of Wilmington. For permits outside the City limits, please visit the Clinton County Building and Zoning website.
Building Permit Application Portal
The City of Wilmington offers the convenience of applying for the following types of permits online: Building/Demolition Permits, Sign Permits, and Zoning/Site Plan Review Permits.
Downloadable Permit Applications
The following permits are available as downloadable .pdf files.
Building and Zoning Permits
Building Construction/Demolition
- Residential Permit Application
- Commercial Building Permit Application
- Demolition Permit Application
- Required Inspections for Building Construction
Zoning/Site Plan/Design Review
- Zoning and Site Plan Review Application
- Development in a Floodplain Permit Application
- Sign Permit Application
- Application for Certificate of Appropriateness
- Site Plan Review Regulations and Requirements
Zoning Code Variances and Appeals
(Board of Zoning Appeals)
- Application to appear before the Board of Zoning Appeals
- Board of Zoning Appeals Meeting Dates and Application Deadlines
Platting/Rezoning/Subdivision Development/Alley Vacation
(Planning Commission)
- Application For Certificate Of Plat Approval
- Application For Street Vacation Or Name Change
- Minor Subdivision Application
- Petition for Zoning Map Amendment/Rezoning
- Guide to Rezoning Process
- Request To Appear Before Planning Commission
- Planning Commission Meeting Dates and Deadlines 2022
Public Service Permits
- Event Permit Application
- Right-of-Way Opening and Use/Driveway/Sidewalk Permit Application
- Yard Sale Permit Application
City Specification
- Thoroughfare Plan and Access Management
- Residential Neighborhood Typical Section
- Roadway Specifications
- Stormwater Management and Erosion Control Specifications
- Storm Drainage Specifications
- Water Distribution Specifications
- Sewer Specifications – Part 1
- Sanitary Sewer Specifications – Part 2
- Sanitary Sewer Specifications – Part 3