TL;DR (generated, confidence: high)
Portal listing residential permitting forms, guides, and reference documents with update dates, covering permits, septic systems, zoning, and design requirements for Portland residential development.
Key points:
Daily Pre-Issuance List for residential and sign permits (updated April 17, 2026) (Documents ↗ )
Daily Pre-Issuance List for Solar, Mechanical (stand-alone), and Residential Deferred Submittals and Revisions (updated April 17, 2026) (Documents ↗ )
FAR (Floor Area Ratio) regulations define relationship of building area to site area to determine how much building is allowed (Documents ↗ )
Septic systems required for properties without physical/legal access to public sanitary sewer; septic approval and decommissioning permits available (Documents ↗ )
Neighborhood Contact requirement (form last updated 12/03/2020) must be completed before land use review or building permit submission (Documents ↗ )
Residential deck guide provides permit-ready prescriptive plans for design, permitting, and inspection (updated February 3, 2026) (Documents ↗ )
Tree removal form required only when removing trees 36 inches or greater on private property (updated February 5, 2026) (Documents ↗ )
Field Issuance Remodel (FIR) Program maintains list of registered contractors (updated March 10, 2026) (Documents ↗ )
Entities: document: Pre-Issuance List | regulation_concept: Floor Area Ratio (FAR) | program: Field Issuance Remodel (FIR) Program | requirement: Neighborhood Contact requirement | form: Land Use Type III Decision Appeal | reference_document: Erosion and Sediment Control Manual | zoning_designation: Airport Noise Impact Overlay Zone
Changing a commercial space > Get permit and start work — Intro
← Changing a commercial space > Get permit and start work
Changing a commercial space > Get permit and start work
Source: Changing a commercial space > Get permit and start work ↗
Are you moving into a commercial space, making alterations, or just changing how you'll use it? You'll need a building permit. Depending on your project, you may also need trade permits. Use the navigation menu to find out more about each step.
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