CDTFA SalesandUseTaxRates

California Department of Tax and Fee Administration sales and use tax rates by jurisdiction. This data is used by the Find Your Tax Rate application to determine the tax rate of an address. https://maps.cdtfa.ca.gov . There are two layers. Layer 0 is the main tax rate map and layer 1 contains additional Tax Area Code (TAC) field with additional geometry for redevelopment areas.