Detached Garage
See below for permit submittal requirements and general information.
If you are seeking to demolish an existing detached garage, please view our Demolition of Detached Garage Permit Information.
If you are seeking to demolish an existing detached garage, please view our Demolition of Detached Garage Permit Information.
Application Requirements
- Permit Application Packet (PDF) - The documents below have been combined into one PDF file.
- Building Permit Application
- Zoning Worksheet – Residential
- Building Site and Utility Data Worksheet
- Water Service and Meter Worksheet
- Contractor of Record (Contractor License Requirements/Contractor License Application)
Application Fees & Deposits
- Building Construction and Inspection Fee - $300 (One of the fees due at time of permit pick-up)
- Permit Application Deposit - $100 (Due at time of permit application submission)
- Additional fees may apply at time of permit pick-up
Drawing Requirements (To Be Submitted With Permit Application)
- Civil Engineering Drawings (if over 400 square feet of new impervious surface) - 4 rolled sets (see Civil Engineering Submittal Guidelines (PDF))
- Construction Documents - 4 sets* (see Architectural Drawing Requirements (PDF))
- Plat of Survey - 3 copies (survey must be sealed and be “to scale”)
- Site Plan - 4 copies (must show proposed garage and location)
Construction Submittal Requirements
The following may apply during the course of construction:- Permit Revision Application (PDF)
- Spot/Location Survey Approval Application (PDF) - Required only if a Zoning Variation was granted
Required Inspections
- Foundation/Footing/Slab (pre-pour)
- Electrical Rough-In
- Plumbing/Mechanical Rough-In (if applicable)
- Framing/Structural
- Driveway (if applicable)
- Site/Grading (if applicable)
- Final Inspection
Additional Resources
- Basic Zoning Information (PDF)
- Certificate of Occupancy Request (PDF)
- Impervious Surface Fee Information (PDF)
- Impervious Surface Fee Map (PDF)
- Inspection Information For Single Family Residential Permits (PDF)
- Final Inspection Checklists - Building (PDF), Electrical/Mechanical (PDF), Plumbing (PDF)
- Typical Residential Building Construction Notes (PDF)
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Development & Planning Services
Physical Address
1225 Cedar Lane
Northbrook, IL 60062
Phone: : 847-664-4050Fax: : 847-272-5068