https://www.cnbc.com/2018/04/03/how-amazon-wins-if-internet-sales-tax-goes-into-effect.html

In April, the U.S. Supreme Court will hear a case that could affect the future of online commerce, specifically small online sellers and those who purchase their products online.

In South Dakota v. Wayfair, Inc., the court will determine whether state government officials may collect an Internet sales tax on purchases coming from a seller that is not physically present in a consumer's state.