Introduction: Regulatory Takings After Knick: Total Takings, the Nuisance Exception, and Background Principles Exceptions: Public Trust Doctrine, Custom, and Statutes.

The article explores the evolution of regulatory takings theory and the significance of the Supreme Court's Knick v. Township of Scott decision. It discusses the overturning of the Williamson County ripeness test, allowing property owners to bring takings claims to federal court without seeking state remedies first. It also addresses exceptions to regulatory takings, especially when land is left with no economically beneficial use.