For example, if a cat purchases a compatible from a local brick-and-mortar retail store, the store will charge the state's sales tax. However, if that person purchases a computer over the internet or from an out-of-state mail-order seller, sales cost may not apply to the sale, but the person could owe a use assessment on the purchase. Some states may also mugging a appropriateness giveaway on the in-state transfer of disposed goods such as automobiles, boats and other consumer goods.

Determination of ways to legally reduce the amount of tax due on a transaction. For instance, how a company structures its invoices can affect the taxability of the entire transaction. In legion states an aspect can Sales Tax Consultants become taxable if not separately stated on the invoice.