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The City of Portland, Oregon

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Development Services

From Concept to Construction

Phone: 503-823-7300

Email: bds@portlandoregon.gov

1900 SW 4th Ave, Portland, OR 97201

More Contact Info

Commercial Electrical Code Guides

National Electrical Code
- Chapter 7: Generator Installation for Emergency or Required Standby Power Supply Systems -- NEC/7/#1 - 9/22/17
- Chapter 230: Multiple Electrical Services in the Same Building -- NEC/230/#1 - 4/17/13