Will get the run time information on the tax amount. Also the best part is tax simulator in which you can test it as well. You can divide the tax rule at state level as well, means below the country level Review collected by and hosted on G2.com.

The only thing it has a separate tab for transaction tax and withholding tax. it should be under one tab bifurcating with LOV basis or some rule basis. You have to define the rates on different tabs, during the go-live phase or migration phase, the implementor sometime defines the rate on the wrong tabs Review collected by and hosted on G2.com.