Skip to Main Content View Text-Only

Development Services

From Concept to Construction

Phone: 503-823-7300


1900 SW 4th Ave, Portland, OR 97201

More Contact Info

Commercial Mechanical Permits

Getting Started

  • For commercial projects, a separate permit is need for mechanical projects 
  • If you are operating your business in a commercial structure or at a commercial use site, the property owners may purchase mechanical permits and perform the work themselves
  • For underground oil tank decommissioning, contact the Oregon Department of Environmental Quality, (503) 229-5263
  • For asbestos removal contact the Oregon Department of Environmental Quality, (503) 229-5982
  • Outdoor air conditioner units, generators, kilns, heat pumps, pool heaters and other mechanical equipment installed within the City of Portland are not allowed to be located within required zoning setbacks. For more information contact Planning and Zoning staff at (503) 823-7526.
Hiring a contractor
All contractors working in the state of Oregon must be licensed by Oregon’s Construction Contractors Board (CCB). The CCB requires licensed contractors to provide their license number on all of their company materials. The CCB maintains records on licensed contractors and about any claims filed against them. Contact the CCB at (503) 378-4621 or get help with a contractor query at
Project and Fees
You will be asked to describe the scope of work proposed and to provide a detailed list of all mechanical work you will be doing. If you have questions, please call:
Commercial Mechanical at (503) 823-7303

Some of the fees for your mechanical permit are based on the scope of work you are doing. The individual fees are listed on the Mechanical permit application.


Applying For My Permit

  • Mechanical permits requiring plan review will generally be issued within ten working days.
  • Mechanical permits without plan review are usually issued the same or the following day after receipt of the application. A copy of the issued permit will be mailed to you.

Submittal Requirements

Plan Review Process

  • Plans are always reviewed by the Mechanical Plans Examiner, Life Safety Reviewers and the Fire Plans Examiner
  • If the addition of equipment weighting over 400 pounds is part of the scope of work, a structural plans examiner will review the structural capacity of the existing structure


Depending on the scope and location of your project, your plans may also need a planning & zoning review.

Applications & Handouts