Do I Need a Permit?

The following work requires a permit from the Inspection Services Division

Building Permits

  • Additions and Alterations (interior and exterior)
  • Culvert Replacement
  • Decks (attached, detached over 8” off ground and decks around pools)
  • Ditch Enclosures
  • Driveways/Approaches
  • Fences
  • Foundation Repairs and Drain Tile Work
  • Garages (attached and detached)
  • Gas Fireplaces
  • Gazebos and Storage Sheds (new or replacement)
  • Rec Rooms and Finished Rooms in Basements
  • Retaining Walls (over 24" in height)
  • Roofing 3 Layers
  • Siding
  • Structural Alterations (window/door header changes and changes in load bearing walls)
  • Swimming Pools Above and In-Ground (new or replacement)

Electrical Permits

  • Additions and Alterations (including sub-panels)
  • Air Conditioners
  • Dishwashers
  • Electric Water Heater
  • Furnaces and Permanent Heating Devices
  • Garbage Disposals
  • Generators
  • Hydro-MassageTubs, Spas and Swimming Pools
  • New Installations or Replacement of the Following:
  • New Sump Pumps
  • Photovoltaic Panels
  • Post Lights
  • Rec Rooms and Finished Rooms in Basements
  • Service Upgrades

Plumbing Permits

  • Additions and Alterations (kitchens and bath)
  • New Installations or Replacement of the Following:
    • Dishwashers
    • Garbage Disposals
    • Fixtures – Tubs, Toilets, Showers, Sinks
    • Water Heaters – electric water heaters need an electric permit
    • Water Softeners
    • Sprinkler Systems
    • Re-Piping Water or Waste Systems
    • Gap Piping

HVAC Permits

  • Air Conditioners (new or replacement)
  • Furnaces (new or replacement including wood burning supplemental units, stoves and fireplaces)

Occupancy Permit

The above list is not all inclusive, but it covers the more common items that require permits.  If you have any questions as to whether your project may require permits, please contact the Inspection Services Division at 414-329-5330.  

Contact Us

  1. Inspection Services Division

    City Hall
    7325 W Forest Home Avenue
    Room 203
    Greenfield, WI 53220

    Phone: 414-329-5331
    Fax: 414-543-9615

    Department Hours

    Monday - Friday
    8:00 a.m. - 5:00 p.m.

    Inspector Hours

    Monday - Friday
    8:00 a.m. - 3:30 p.m.

    Inspectors are in the Field for Inspections 8:30 a.m. - 2:30 p.m.

    If you wish to arrange a meeting with an inspector at City Hall, please reach out to the department beforehand to coordinate your appointment.