Confirm who handles each approval
Use the address check to identify the building office for this parcel. City of DeKalb publishes the official zoning map GovCodex reads a property's district from.
Municipal permit guide
City of DeKalb, IL permit planning guide
Start with your property address to identify the offices, approvals, and project documents that apply in City of DeKalb, IL.
Local guidance available Reviewed July 20, 2026
Best first step
Find the approvals for your parcel, not just a generic form.
Start with the property address. GovCodex uses it to identify the parcel, zoning authority, overlays, and the mix of municipal, county, and state approvals that can apply.
Prefills City of DeKalb, IL Checks authority by address
What are you building?
Choose a common project or enter any description on the next screen.
Project preparation
Start with the project type
Use the project type and property address together before choosing a form or paying a fee.
Before you file
Check the parcel details
Use the address check to confirm the current local offices, forms, and requirements before filing.
Project-specific preparation
What can trigger review and what to prepare
These project checks highlight situations that can add an approval. Your property address and project scope determine what applies.
Common approval triggers
Detached garage: permit required
Detached Garage - Shed Permit is required for a garage.
City of DeKalb, ILSource
Shed: permit required
Detached Garage - Shed Permit is required for a shed over 120 sq ft.
City of DeKalb, ILSource
Deck: permit required
Deck, Gazebo, Pergola Permit is required for a deck.
City of DeKalb, ILSource
Home addition: permit required
New/Alteration Permit (plan review required) is required for a addition.
City of DeKalb, ILSource
Fence: permit required
Fence Permit is required for a fence 3 ft or taller.
City of DeKalb, ILSource
Swimming pool: permit required
Swimming Pool - Hot Tub Permit is required for a pool. A pool barrier is required.
City of DeKalb, ILSource
New home: permit required
New/Alteration Permit (plan review required) is required for a home.
City of DeKalb, ILSource
Preparation order
A practical order for project planning
Use this sequence to organize the work. The property address and project scope determine which steps actually apply.
Detached garage: permit required
Detached Garage - Shed Permit is required for a garage.
Shed: permit required
Detached Garage - Shed Permit is required for a shed over 120 sq ft.
Deck: permit required
Deck, Gazebo, Pergola Permit is required for a deck.
Home addition: permit required
New/Alteration Permit (plan review required) is required for a addition.
Fence: permit required
Fence Permit is required for a fence 3 ft or taller.
Swimming pool: permit required
Swimming Pool - Hot Tub Permit is required for a pool. A pool barrier is required.
New home: permit required
New/Alteration Permit (plan review required) is required for a home.
Responsibility by office
Who may handle the approvals
Separate offices can review different parts of the same project. Confirm the parcel-specific split before filing.
City of DeKalb, IL
New home: permit required
Preparation library
Browse forms only when you need them
Search by project or approval. Official forms and adaptable state templates are labeled separately.
Showing forms that match your project search.
Private Patio / Walkway Review Worksheet
Use this as a preparation checklist, then confirm the current local filing form.
Checked Jul 20, 2026Source
Building Permit Application
Use this as a preparation checklist, then confirm the current local filing form.
Checked Jul 20, 2026Source
Zoning Permit / Land Use Application
Use this as a preparation checklist, then confirm the current local filing form.
Checked Jul 20, 2026Source
Fence Permit Application
Use this as a preparation checklist, then confirm the current local filing form.
Checked Jul 20, 2026Source
Deck / Porch Permit Application
Use this as a preparation checklist, then confirm the current local filing form.
Checked Jul 20, 2026Source
Accessory Structure / Shed Permit Application
Use this as a preparation checklist, then confirm the current local filing form.
Checked Jul 20, 2026Source
Garage / Carport Permit Application
Use this as a preparation checklist, then confirm the current local filing form.
Checked Jul 20, 2026Source
Electrical Permit Application
Use this as a preparation checklist, then confirm the current local filing form.
Checked Jul 20, 2026Source
Plumbing Permit Application
Use this as a preparation checklist, then confirm the current local filing form.
Checked Jul 20, 2026Source
Official references
Official sources for City of DeKalb, IL
Statewide sources describe the governing code regime. Locally verified sources identify the actual issuing office, form, or adopted schedule.
Questions people ask
DeKalb permit FAQ
Where do I start for a project in City of DeKalb, IL?
Start with the property address. The parcel determines whether municipal, county, state, shoreland, floodplain, sanitary, transportation, or special-district approvals can apply.
Who handles building permits in DeKalb?
A building office is not listed here. Use the address check to confirm the issuing office before relying on a form.
Who handles zoning approval in City of DeKalb, IL?
City of DeKalb administers zoning and publishes its official zoning map; GovCodex reads a property's zoning district from it for an address check.
Are the fees and forms on this page final?
No. Adopted fees, application versions, issuing offices, and required attachments can change. Verify the current official source before filing or paying a fee.
Do not guess from the municipality name.
Check which permits apply