Much has been made about how to characterize the U.S. Supreme Court’s recently finished October 2020 term. Some observers have suggested it was a relatively quiet term, especially compared to the series of heavily anticipated cases the Court will decide next year. Other commentators have highlighted potentially important decisions, such as Brnovich v. Democratic National Committee and TransUnion v. Ramirez, that could fundamentally reshape the law, depending on how they are fleshed out in future litigation. Less acknowledged is that the term was exceptional in a different sense: it involved questions about the role of exceptions to otherwise applicable regulatory law. Recognizing the importance of these exceptions—which are part of a large...