Required Permits

The following list is NOT intended to be all inclusive. Many listed items apply to either Residential or Commercial Applications. Please contact our Building & Zoning Division at (630) 920-2240 to ascertain whether or not a permit is required for your site specific proposed project.

Projects Requiring Permits

  • New Single-Family Residential Homes
  • New Commercial / Industrial Buildings / Structures
  • Commercial Tenant / Occupant Re-Occupancy
  • Commercial Tenant / Occupant Completion, Build-Outs, Remodeling, etc.
  • Additions
  • Interior Alterations or Remodeling; Please call for Kitchen, Bathroom, Basement, etc. Remodeling Clarification
  • Plumbing Work / Alterations; (i.e. New Replacement Water Heaters, Lawn Irrigation Systems, Re-Piping, Adding Fixtures, etc.)
  • Electrical Work / Alterations; (i.e. New Services, Existing Service Upgrade, Back-Up Generators, Re-Wiring, Adding Fixtures, etc.)
  • H.V.A.C. Work / Alterations; (i.e. High Efficiency Furnaces, Water Heaters, Adding Equipment, etc.)
  • Exterior Alterations or Remodeling
  • Commercial Parking Lots (i.e. Resurfacing, Sealcoat/Restriping, Alterations, etc.)
  • Commercial Accessibility Alterations
  • Means of Egress Alterations
  • Decks / Balconies / Patios (i.e. New & Replacement, Wood / Concrete, etc.)
  • Concrete Public Walks & Aprons
  • Roofs (i.e. Tear-Off, Overlay, etc.)
  • Driveways (i.e. Concrete, Asphalt, Paver, etc.)
  • Service Walks (i.e. Concrete, Paver, etc.)
  • Fences (New & Replacement)
  • Window & Door Replacement
  • Swimming Pools & Whirlpools (Both Above Ground or In-Ground)
  • Garages / Sheds / Gazebos / Appurtenant Structures
  • Demolition of Structures (i.e. Buildings, Garages, In-Ground Pools, etc.)
  • Interior Demolition
  • Water Tap-Ons
  • Signs (i.e. Permanent & Temporary Promotional, etc.)
  • Foundation Stabilization / Repairs
  • Right-of-Way and/or Easement Work
  • Cellular Systems (New & Existing System Modifications)
  • Burglar & Fire Alarms
  • Fire Suppression Sprinkler Systems (New & Modified)
  • Ansul Systems (New & Modified)
  • Exterior Sanitary System Work (Please Contact your Sanitary System Operator)
  • Commercial Temporary Tent