This Essay exposes connections between two controversial cases that unsettled two ostensibly distinct areas of constitutional law. The Supreme Court's 2018 decision in South Dakota v. Wayfair held that the Commerce Clause permits enforcement of sales taxes against online retailers with no...

Fundamental legal principles and rights may function as a check on legislative power protecting citizens against arbitrary interferences of tax legislation with their lives. We’ll start with a description of the fundamental protection of individual rights that exists under Dutch national law...

US Tax treaties have been regarded as self-executing since the first treaty (with France) was ratified in 1932. Rebecca Kysar has argued this raises a doubt on whether the treaties are constitutional, because tax treaties (like other treaties) are negotiated by the executive branch and ratified...