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COVID-19 Risk Level for Multnomah County: High Risk

400s Overlay Zones

Overlay zones consist of regulations that address specific subjects that may be applicable in a variety of areas in the City. Plan districts consist of regulations that have been tailored to a specific area of the City. Both overlay zones and plan districts are applied in conjunction with a base zone and modify the regulations of the base zone. The Official Zoning Maps identify overlay zones and plan districts as well as the base zones and other information.

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