Article III Judiciary / 9 Justices / Original & Appellate Jurisdiction
U.S. Supreme Court & Judicial Branch Guide 2026
Exhaustive guide to the Supreme Court of the United States (SCOTUS): Article III constitutional jurisdiction, 9 Justices appointment, Writ of Certiorari, and Judicial Review authority.
Frequently Asked Questions (FAQ)
Original jurisdiction (cases between states or involving ambassadors) allows SCOTUS to hear cases directly. Appellate jurisdiction allows SCOTUS to review lower federal and state supreme court decisions.