Building permits are required for room additions, decks (with walking surface over 6-inches above grade, Land Use/Zoning maybe required see below for more information), porches, finishing basements, wood stoves, masonry fireplaces, interior modifications (including any work where existing framing is exposed), structure or non-structural renovations or repairs, demolition work, accessory structures over 200 square feet in area (Land Use/Zoning permits are required for accessory structures between 100-200 square feet, see below for more information), re-roofing, re-siding, replacement windows (including window inserts), fences over 7-feet high and retaining walls over 4-feet high. Separate electrical, plumbing and mechanical permits are required for the installation, alteration, repair, relocation, replacement or addition to any wiring, piping, duct alterations, and any equipment, fixtures or appliances associated with those systems.
Land Use/Zoning permits are required for detached accessory structures between 100-200 square feet and decks and/or platforms between 7-30 inches in height above the adjacent grade and not attached to the structure with frost footings. More information can be found on Land Use/Zoning permits by clicking here.
Click here for more information.