Dallas adopts the 2021 International Building Code with Texas state amendments. The City of Dallas Department of Sustainable Development and Construction manages all permits with typical timelines of 2-7 weeks. The city has a population of approximately 1.3 million and covers 385 square miles. Dallas is in Seismic Design Category A with standard wind load considerations. The city emphasizes sustainable development and offers expedited processing for LEED-certified projects. Notable requirements include stormwater management, energy code compliance, and accessibility standards. Permit fees typically range from 0.4-0.6% of construction value. The city provides online permit tracking and has established clear design guidelines for downtown development.