On May 11, 2023, the US Supreme Court issued decisions in two significant cases that will further define the future of mail and wire prosecutions, particularly in the context of public corruption: United States v. Ciminelli 1 and Percoco v. United States.2 Mail and wire fraud requires, as an object of the fraud, either obtaining another's money or property, or, as often is charged in public corruption cases, depriving another of the intangible right of honest services.