Get request. This method returns all tax rates for country discovered on either your IP address or IP address param. The IP param is not required. When empty, the taxrates.io will try to discover your IP address and based on this will retrieve the tax rates. You can use 'filter' parameter to narrow results to selected type of tax
For US sales tax you can filter the tax rate you want for each state or zip code with one of the following: (they are case sensitive)
- CombinedRate
- StateRate
- CountyRate
- CityRate
- SpecialRate