Abstract: Various embodiments are provided for location-based tax rate acquisition and management. Acquisition comprises access to various types of tax rates (sales tax rates, use tax rates, specialty tax rates, user-defined tax rates, etc.) for one or more tax jurisdictions in a geographical or geopolitical area. In one aspect, acquisition can comprise a monitoring service to track changes in tax information, such as tax rates, for a specific location, changes in tax rates for a specific jurisdiction, or changes in tax jurisdiction boundaries.