Unofficial mirror of portland.gov/ppd. Always verify with the official source. View original ↗

Permitting & Development

Breadcrumb: Home > Permitting & Development

Intro (~22,771 tokens, spilled to sibling files): Intro

Children

  • [doc] Accessory Dwelling Units (ADUs) — ADUs are secondary dwellings on existing lots that must be smaller than the main structure, created through conversion or new construction. They require building and trade permits, likely increase pr…
  • [doc] Attic, basement, or garage conversion — Portland requires a building permit to convert an attic, basement, or garage into a habitable living space, along with a completed application, site plan, and architectural plans. Additional permits…
  • [doc] Residential demolition permits — Residential demolition permits are required for most structures in Portland, and applicants must submit a comprehensive demolition packet including multiple forms, checklists, and surveys before a pe…
  • [doc] Accessory Dwelling Unit (ADU) Connections: Water, Sanitary, and Storm Sewer — This page explains water connection options for ADUs, including shared vs separate metering, meter sizing based on fixtures, supply line requirements, and shut-off valve configurations. Applicants ar…
  • [doc] New Single Family Residence (NSFR) and New Detached ADUs — Portland permits guidance for new single-family residences and detached ADUs, covering contractor licensing, permit types, applicable building codes, and property requirements.
  • [doc] Residential Additions in Portland: Permits and Application Requirements — Building permits are required for residential additions to single or two-family homes, including structural changes like dormers or expansions, and additional electrical, mechanical, or plumbing perm…
  • [doc] Fence Residential Building Permits — Portland requires a building permit application with site and structural plans for fence construction. Contractors must be licensed through Oregon CCB; homeowners cannot perform electrical work.
  • [doc] Garages, sheds, and accessory structures — Portland requires building permits for accessory structures over 200 sq ft or taller than 15 feet, with exceptions for small non-habitable structures, large lots, and different rules for habitable sp…
  • [doc] Manufactured Home Residential Building Permits — A building permit is required to install a manufactured home in Portland, with three permit types available. Contractors must be licensed through Oregon's CCB, and homeowners can self-perform most wo…
  • [doc] Major Residential Alteration and Addition Permit Requirements — Portland's 2018 Major Residential Alteration and Addition (MRAA) ordinance regulates residential remodeling on properties with residential zoning, requiring building permits for projects that either…
  • [doc] Simple Bathroom Permits — Portland's Simple Bathroom Permit applies to interior-only new or existing bathrooms in primary residences meeting four eligibility criteria. The program requires specific forms, contractor licensing…
  • [doc] Retaining Wall — Retaining walls over 4 feet high or supporting a surcharge require building permits in Portland; contractors must be CCB-licensed, and applications require site plans and supporting documentation.
  • [doc] Stairs Residential Building Permits — Building permits are always required for stairs work (building, replacing, or modifying) because stairs are a critical safe exit component with strict code requirements. Contractors need Oregon CCB l…
  • [doc] Residential Seismic Strengthening — Portland's residential seismic strengthening page outlines prescriptive criteria for qualifying single- and two-family dwellings and explains why older and newer homes remain vulnerable to earthquake…

Source

Built from: https://www.portland.gov/ppd/ ↗ URLs covered (this subtree): 15

Parent: ← Residential Permits and Inspections