Look up U.S. sales tax rates using the ZipTax API. Use when the user asks about sales tax rates, tax calculations for a U.S. address/ZIP code/coordinates, freight or service taxability, jurisdiction-level tax breakdowns, use tax vs sales tax, or needs to integrate sales tax data into an application. Also handles account usage metrics and product taxability codes (TIC). Supports address-level (door-level), lat/lng, and postal code lookups across 12,000+ jurisdictions.

通过 ZipTax API 查询美国销售税税率。当用户询问销售税税率、美国地址/邮政编码/经纬度的税务计算、运费或服务的税务属性、管辖区级别的税务明细、使用税与销售税的区别，或需要将销售税数据集成到应用程序时使用。同时支持账户使用情况指标查询和产品税务代码（TIC）。支持超过12,000个管辖区的地址级（门牌级）、经纬度和邮政编码查询。