Portland adopts the 2024 International Building Code with Oregon amendments. The City of Portland Bureau of Development Services manages permits with typical timelines of 2-8 weeks. The city has a population of approximately 652,503 and covers 145 square miles. Portland is in Seismic Design Category D requiring enhanced seismic design. The city emphasizes sustainability, transit-oriented development, and pedestrian/bicycle infrastructure. Notable requirements include energy efficiency exceeding code minimum, green infrastructure, and accessibility standards. Permit fees average 0.5-0.9% of construction value. The city offers expedited processing for sustainable projects and has established standards for livable neighborhood design with focus on community character preservation.