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Nevada Legislators and Businesses File Lawsuit Challenging Tax Increases
The Nevada constitution protects taxpayers by making it more difficult for legislators to raise public revenue. The Nevada courts should uphold this protection not just in theory but also in practice.
3 min read


Unclear if Warren’s Wealth Tax Proposal is Constitutional
There is a chance that Senator Warren’s proposed wealth tax would be found unconstitutional, but opinions are mixed and the precedents go both ways.
2 min read
Cyber Monday, Post-Wayfair Edition
2 min read
Post-Wayfair Options for States
What is included in the “Wayfair checklist,” what policy choices do legislators have to make their state compliant, and, ultimately, how prepared is each state to start requiring that online retailers collect sales tax?
42 min read
Evaluating the SALT Deduction Constitutional Challenge
Four states have brought a lawsuit against the federal tax bill claiming that its $10,000 cap on the state-local deduction is unconstitutional. Here’s why the lawsuit has little merit.
7 min read

What Does the Wayfair Decision Really Mean for States, Businesses, and Consumers?
Various interpretations of the recent Wayfair decision from the U.S. Supreme Court has led to confusion about its impact for online sellers and consumers. We clear up that confusion with this Q&A.
8 min read
Supreme Court Decides Wayfair Online Sales Tax Case
The U.S. Supreme Court handed down its decision in South Dakota v. Wayfair. Thirty-one states that currently tax internet sales will be impacted.
3 min read



New York, New Jersey, and Connecticut v. the United States: A Preview of the SALT Limit Constitutional Challenge
The threatened lawsuit may be more a political exercise than a legal one, as a judge is unlikely to rule that the SALT deduction cap violates either the Equal Protection Clause or the Tenth Amendment
14 min readShould Congress Act Before SCOTUS On Online Sales Taxes?
The U.S. Supreme Court is hearing a case on the constitutionality of a South Dakota law requiring internet vendors collect online sales tax, but should Congress fix the problem first?
13 min read
Tax Foundation Brief in Wayfair Online Sales Tax Case: SCOTUS Should Set Meaningful Limits on State Taxing Power
In the South Dakota v. Wayfair online sales tax case, the U.S. Supreme Court should ensure that state sales tax laws don’t burden interstate commerce.
3 min read
New York Taxpayers Must Pay for Ill-Advised Lawsuit Seeking Tax Cuts for Wealthiest Residents
New York, New Jersey, and Connecticut are pursuing a questionable legal strategy to overturn the cap on a federal tax deduction that benefits the wealthy.
5 min read