Zoning Boundaries (Zoning Regulations of 2016)

District of Columbia zoning map polygons established under the Zoning Regulations of 2016 (ZR16). ZR16 superseded the Zoning Regulations of 1958 (ZR58), effective 9/6/2016. ZR16 has been reorganized further pursuant to Zoning Commission Order 18-16/19-27/19-27A/19-27B (text and map amendment), effective 8/28/2023. ZR16 zoning polygons are updated based on Zoning Commission text and map amendments, when applicable. More information on zoning in DC, the Zoning Commission, or the zoning rules and regulations can be found at https://dcoz.dc.gov/page/structure-zoning-regulations-2016.