Local taxes include those imposed by school and water districts, rapid transit authorities, police jurisdictions, etc. ZIP Codes Tax information is mapped to ZIP code. All U.S. Postal Service ZIP codes with their associated states, counties, and cities are included Look-Up Tax information can be looked up by ZIP code, city, county, state, or any combination thereof. In many instances, county, city, or local rates override the state rate, or each other's rate.
Some jurisdictions tax only a limited dollar amount.
Others allow only a maximum tax amount. Some jurisdictions split their tax rates, imposing different rates below and above a given dollar amount. The dates on which current and prior rates became effective. Comprehensive Calculator Tax and sales amounts are calculated at each taxing level, and for all rates, current and prior. Maximum and split taxes are accounted for in the calculations.