The important constitutional issue of separation of powers, and the perhaps somewhat unorthodox manner in which the three-judge panel of the District of Columbia Circuit Court of Appeals concluded that the CFPB’s leadership structure is unconstitutional, justify the court granting the bureau’s request for a rehearing en banc in its dispute with PHH Corp., the U.S. Justice Department told the court. “The conferral of broad policymaking and enforcement authority on a single person below the president, whom the president may not remove except for cause ... raises a significant constitutional question that the Supreme Court has not yet squarely confronted,” the DOJ said. To date, the nation’s highest court has sanctioned a limitation on the power to remove principal officers ...