Each annual set of sales and use tax rate polygons includes data for all four quarters, except for the years 2018 and 2019 as noted in the metadata for those years. The DateStamp field is the first da
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://ma
The California Department of Tax and Fee Administration's data visualizations use data from the open data portal. These visualizations are intended to provide you with centralized access to CDTFA's pu
California Sales and Use Tax Rate REST API The Tax Rate API is used by Find a Sales and Use Tax rate and other web applications to determine the tax rate or rates. The API does not validate addresses.
