Planning and Development - Dennis Sandquist, Director

Applications & Checklists

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A building permit is required for the project types listed below. Thoroughly review the submittal requirements for the permit type in which you intend to make application. The department strives to complete building permit reviews within 10 business days of the application date. In order to ensure an effective and efficient compliance review the applications must be complete. If an application is incomplete or intent is not clearly defined, then the application will be rejected.

Construction documents prepared for commercial building permits are required to be prepared by an architect or an appropriate design professional licensed in the State of Illinois.

Construction documents prepared for residential building permits are not required to be prepared by an architect or a design professional.


  1. Roofed structures supported by a structural system other than a continuous footing and attached to a primary structure shall be prepared by a design professional licensed in the State of Illinois; e.g. pier-supported covered porch.

  2. Roof and floor truss designs shall be prepared by a design professional licensed in the State of Illinois.

  3. Buildings and structures constructed in whole or in part in flood hazard areas, or substantial improvement and restoration of substantial damage of buildings and structures in flood hazard areas, shall be designed and constructed in accordance with the provisions of the McHenry County Stormwater Management Ordinance, and the construction documents shall be prepared by a design professional licensed in the State of Illinois.

Unusual and non-standard construction or where special conditions exist, the building enforcement officer is authorized to require additional construction documents to be prepared by a design professional licensed in the State of Illinois.


If you are unsure if your scope of work is regulated by the adopted ordinances contact the Department at (815) 334-4560.

Building Permits for a project for a school or educational facility, please consult the permit forms from the  Regional Office of Education.

 Fee Schedule


Accessory Structures - Sheds, Garages
Residential Deck/Gazebo/ Porch
Pools & Hot Tubs
Residential Single Family Residence
Temporary Use Permit


Residential Service Upgrades (electric, water heater & air conditioning)   (Excludes solar panel applications)

Commercial Service Upgrades (Excludes solar panel applications)



NOTE: Permit packets below include a checklist, application and site plan

Residential Accessory Structures -Sheds, Garages & Fences  
Residential Addition
Residential Alteration  (Use for solar panel applications)
Residential Deck/Gazebo/ Porch 
Residential Demolition
Residential Pool / Hot Tub  (see also Pool Barrier Regulations)
Residential Service Upgrade (electric, water heater, & air conditioning)
Residential Single Family Residence  

Commercial Accessory
Commercial Addition
Commercial Alteration (Use for solar panel applications)
Commercial Deck / Gazebo / Pergola
Commercial Demolition
Commercial Service Upgrades
Commercial Structure

Ag Exempt Structure
Ag Trailer Affidavit
Cellular Tower
Expedited Building Plan Review
Expedited Stormwater Review
Additional Stormwater Permit Documents
Temporary Use  
Temporary Fireworks Display
Temporary Certificate of Occupancy
Wind Turbine
Site Plan Review
Site Plan Checklist (Building Permit)
Staff Plat Review Committee Checklist

50 Percent Rule Form



Zoning Petition Application Forms 



Re-siding an existing structure, residential accessory structures less than 150 square feet, provided they are properly anchored, re-shingling an existing roof, replacement windows that are exactly the same size as existing windows, non-privacy fences (fences that you can see through 50% or more) wooden play sets or swing sets.

All projects not requiring building permits must comply with the Unified Development Ordinance and the Stormwater Management Ordinance.  Please call the department at (815) 334-4560 if you have any questions.   

McHenry County School Donation (for new residential Development) - Suspended through August 21, 2019

Threatened And Endangered Species Consultation Policy (June 2014)

Building Codes & Amendments

Permit FAQs 

 *Contact your local fire district for plan review of new single-family residential construction.

Click here for general information requirements. Certain projects may require more detailed information.

NOTE: When filling out the application, only fill in the portions that pertain to your specific project. 


Certain permits require approval from the agency having jurisdiction over the roadway.

Township Culvert Certificate - (application form for Township sign-off)

McHenry Division of Transportation - (sign-off for County Highways)

Illinois Department of Transportation - (sign-off for State Highways)

To Learn More About Julie: Visit the JULIE website at: or call (815) 741-5000 to request a homeowner brochure.





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