City of Tacoma GISThe Transportation Impact Fee program (TIF) developed six districts based on factors including transportation barriers (such as I-5), land use changes/zoning, and natural barriers such as topography and waterways. The TIF rate study considers the expected travel patterns of development within each district and how trips are distributed throughout the city. Contact Information: Carrie Wilhelme cwilhelme@tacoma.govArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/ce5d4138bbca4d7288c404fc8a96f49e_0engTacoma Open DataPublicTraffic Impact Fee Districts (Tacoma) [Washington (State)--Tacoma]Web servicesWashington (State)--TacomaWashington (State)Last Modified: 2026-03-15