Judiciary Act of 1789, established the federal judiciary.

Judiciary Act of 1801, also called the Midnight Judges Act

Judiciary Act of 1802, repealed the 1801 Act

Judiciary Act of 1866, gradually reduced circuit and Supreme Court seats

Judiciary Act of 1867, also called the Habeas Corpus Act of 1867.

Judiciary Act of 1869, also called the Circuit Judges Act of 1869

Judiciary Act of 1891, also called the Evarts Act or the Circuit Courts of Appeals Act

Judiciary Act of 1925, also called the Certiorari Act or the Judges' Bill