Sumner County Development Services Department serves as a central point of contact for land development-related matters in the unincorporated portion of the County. The Department is responsible for the enforcement of the Sumner County Zoning Resolution, Subdivision Regulations, and Stormwater Management Resolution. At present, the Department provides services to approximately 60,000 residents who live across over 400 square miles of unincorporated area in Sumner County and processes approximately 1,800 permits per year. The Department also routinely works with other County departments, municipal governments, State and Federal agencies, and private entities to improve efficiencies and level of service to the citizens of Sumner County, Tennessee.