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

Codes, rules, and guides — Intro

← Codes, rules, and guides

Codes, rules, and guides

Source: Codes, rules, and guides ↗

Label: Information

State Building Codes and Administrative Rules

State building codes and related administrative rules and interpretations are listed below.