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.
- 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.
- Roof and floor truss designs shall be prepared by a design professional licensed in the State of Illinois.
- 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.
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.
NOTE: Permit packets below include a checklist, application and site plan
RESIDENTIAL PERMIT PACKETS
Residential Accessory Structures -Sheds, Garages & Fences (Fence Brochure) (Shed/Garage Brochure)
Residential Deck/Gazebo/ Porch (Deck Brochure)
Residential Pool / Hot Tub (Brochure)
Residential Service Upgrade (electric, water heater, & air conditioning)
Residential Single Family Residence (Brochure)
COMMERCIAL PERMIT PACKETS
Commercial Deck / Gazebo / Pergola
Commercial Service Upgrades
OTHER PERMIT PACKETS
Ag Exempt Structure
Ag Trailer Affidavit
Expedited Building Plan Review
Expedited Stormwater Review
Additional Stormwater Permit Documents
Temporary Use (Brochure)
Temporary Fireworks Display
Site Plan Review
Site Plan Checklist (Building Permit)
Site Plan checklist (Staff Plat Review Committee)
Projects Not Requiring Building Permits include: 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.
Threatened And Endangered Species Consultation Policy (June 2014)
*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.
Road Access Approval - 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: www.illinois1call.com or call (815) 741-5000 to request a homeowner brochure.