Comprehensive guide to Commerce Clause cases, courts, and legal analysis.
The Pharmaceutical Research and Manufacturers of America (PhRMA) challenged a law passed by Ohio that required drug manufacturers to disclose the average wholesale price of their drugs. PhRMA argued t...
This case involves Nustar Energy, L.P.'s challenge to a Texas state tax assessment. Nustar, an interstate pipeline operator, argued that the Comptroller of Public Accounts incorrectly calculated its s...
Kelly Hancock, Acting Comptroller of Public Accounts of the State of Texas and Ken Paxton, Attorney General of the State of Texas v. Championx, LLC, decided by Texas Court of Appeals on March 12, 2026...
Karen Lowy v. Daniel Defense, LLC, decided by Fourth Circuit on February 11, 2026, resulted in a defendant win outcome. The Fourth Circuit affirmed the district court's dismissal of a lawsuit brought ...
Guam Society of Obstetricians and Gynecologists v. Douglas Moylan, decided by Ninth Circuit on February 3, 2026, resulted in a defendant win outcome. The Ninth Circuit reviewed the Guam legislature's ...
Abrahim Fofana v. Kristi Noem, decided by Eighth Circuit on January 9, 2026, resulted in a defendant win outcome. The Eighth Circuit affirmed the district court's dismissal of a lawsuit challenging So...
Disney Platform Distribution v. City of Santa Barbara, decided by California Court of Appeal on December 17, 2025, resulted in a defendant win outcome. The plaintiff, Disney Platform Distribution, cha...
Adam Wheeler v. City of Pioneer Village, Kentucky, decided by Kentucky Supreme Court on September 18, 2025, resulted in a defendant win outcome. The plaintiff, Adam Wheeler, sued the City of Pioneer V...
N.C. Dep't of Revenue v. Philip Morris USA, Inc., decided by North Carolina Supreme Court on August 22, 2025, resulted in a defendant win outcome. The North Carolina Department of Revenue sought to co...
Penobscot Bay and River Pilots Ass'n. v. Town of Bar Harbor, decided by First Circuit on August 11, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's dismissal...
Immigrant Defenders Law Center v. Noem, decided by Ninth Circuit on July 18, 2025, resulted in a plaintiff win outcome. The Ninth Circuit reviewed a district court's decision to grant a preliminary in...
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