How many Circuit Courts of Appeals exist in the United States?

The United States has 13 Circuit Courts of Appeals. This includes 11 regional circuits and two special courts: the Court of Appeals for the District of Columbia Circuit and the Court of Appeals for the Federal Circuit. Each regional circuit covers a specific geographical area and hears appeals from federal district courts within its jurisdiction, along with certain administrative agencies. Understanding the structure of the federal court system, including the appellate courts, is fundamental for legal professionals, as it plays a crucial role in the interpretation and application of federal law. The total of 13 reflects this intricate system designed to ensure that legal decisions can be reviewed and appealed appropriately across the nation.