Q: When do I need a building permit?
A. For all new construction or structural alteration or repair to any interior or exterior portion of any building, this includes sheds, decks & swimming pools. Any change in the use of a structure or property, regardless of extent of construction, requires a permit.
Q: When are building permits not required?
A. For interior or exterior paint, interior sheetrock or flooring. Re-roofing or replacement windows that are the same exact size (UNLESS PROPERTY IS IN A HISTORIC DISTRICT).
Q. What do I need to get a building permit?
A. On this Web page you can download applications and checklists that will give you most of the info you need. The better the information the quicker the process!
Q. When is a “Site Plan Review” required? A. For any footprint expansion to non-residential structures.
There are four types:
Q. What Zoning district in my property in, and what does that mean?
A. The Zoning Map and Ordinance for the City of Portland are linked to this page. Find your location on the map and it will be assigned a district designation. The text of the ordinance will show you the permitted uses, dimensional requirements such as lot size, frontage and setbacks.