The Geographic Services department within the Division of Property Assessments develops and uses Geographic Information Systems (GIS) technology to assist the Division's field staff and local assessors of property in daily operations. GIS is also used to assist local governments with redistricting. The department serves as the liaison to the U.S. Census Bureau's Local Redistricting Data Program and Boundary and Annexation Survey (BAS). Using census data, the office produces digital maps, as well as publishes county commission districts and voting precinct maps.
Geographic Services is responsible for overseeing the maintenance and distribution of the statewide parcel data produced through the Tennessee Base Mapping Program (TNBMP).
Geographic Services serves and assists all 95 Tennessee counties with local redistricting, with delineating voter precincts & serves as liaison to the U. S. Census Bureau's Redistricting Data Program.
Geographic Services produces land use maps and data quarterly from property assessment data extracted from the state's IMPACT CAMA system.
Geographic Services maintains the municipal boundaries for all municipalities in the state & serves as liaison to the U. S. Census Bureau's Boundary Annexation Survey.