Shady Grove Orthopedic Associates, P.A. v. Allstate Insurance Company
Holding: Federal Rule 23 controls when a class action lawsuit may be filed in federal court, so states do not have the authority to limit the right to sue.
Judgment: Reversed and remanded, 5-4, in an opinion by Justice Antonin Scalia on March 31, 2010. Justice Stevens concurred in part and concurred in the judgment. Justice Ginsburg dissented, joined by Justices Kennedy, Breyer, and Alito.
Briefs and Documents