Services and Resources for Construction and development

Look up the entire permit history for any building in Portland. Find information about permitted work that has been done on a building. Enter a building address on the Portland Maps website to review the permit history.

Find a property's plumbing permit history and most building, electrical, mechanical or plumbing code appeals heard after September 2003.

EPA (Environmental Protection Agency) form for realtors to use in sales transactions when sellers of residential real property are required to disclose to the buyer any known information on the property's lead-based paint hazards.

Share your feedback with Development Services.

Learn about septic decommissioning permits and inspections for cesspools, septic tanks, and seepage pits that were abandoned or are no longer in use. You need these permits when connecting to a public sanitary sewer from an active septic system, and often for demolition permits or building permits.

Properties use septic systems for sanitary disposal if they do not have physical and/or legal access to public sanitary sewer. Learn about how to obtain septic approval for development on properties that already have a septic system or vacant land that will need a septic system.

Properties use septic systems for sanitary disposal if they do not have physical or legal access to a public sewer. Learn about applying for septic permits for new construction, alteration and repairs in Multnomah County. Get the application forms and information about septic installation permits.

The Sewer and Drainage Facilities Design Manual is maintained by the Bureau of Environmental Services and provides information for City staff, consultants, contractors, designers, and others who plan, design, construct, review, and approve sewer and drainage facilities for the City of Portland.

The permit process requirements for specific types of sewer and stormwater projects

Share your thoughts about new development projects. Learn about the best time to give your input about development projects in your neighborhood. Find out who to talk to about construction projects. Become part of the planning process with community feedback and action.

Learn about accessory short-term rental (ASTR) permits in existing homes. Find out if bedrooms are up to code, if rental rooms are permitted and if bedrooms or basement units are legal. Read historical code requirements for windows in short-term apartments.

The permit process requirements for specific types of sidewalk and frontage projects

Apply for permanent sign permits and awning permits. Get the sign permit application and all the required materials you need to prepare for a completed application. Learn about the different types of signs and when you need a sign permit.

Get all signs permit applications and signs forms here. Need a sign for your business? Get required permit forms here.

Register A-boards and portable signs. Get the Portable / A-Board Sign Registration form and learn how to apply.

Register a temporary sign. Temporary signs include banners, fascia, balloons, and free-standing signs. Get the Temporary Sign Registration Form and learn how to apply.

Find out how to get a simple bathroom permit in the City of Portland. Get a bathroom permit without drawing plans. Learn more about how to apply and start a simple bathroom permit application.

Apply for a site development permit. You need a site development permit for clearing, grading, groundwork for new subdivisions, landslide repair, private streets and tree cutting. Learn more about site development permits, what you need for a completed application, get forms and apply online.

Find out where smoke alarms and carbon monoxide alarms need to be installed in homes in the City of Portland.

Get information on how to schedule a solar inspection, how to prepare, and what to expect.