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The City of Portland, Oregon

Development Services

From Concept to Construction

Phone: 503-823-7300


1900 SW 4th Ave, Portland, OR 97201

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Mechanical FAQ

1. Under the Facility Permit Program, when are plans required for Mechanical Permits?
Questions regarding the submittal of documents should be directed to the assigned Inspector / Plan Reviewer.  Generally, plans will not be required for work of a minor nature.  Some examples of work requiring plans are:
a. Adding control zones
b. Installation of equipment which requires a structural design
c. Work which affects fire resistive building elements
d. Work which changes ventilation occupant loads
e. Commercial cooking ventilation systems
f. Work in buildings having a smoke control system