When different commands of the Army, Navy, Air Force, Marine Corps, Space Force, and Coast Guard join or serve together, the officer highest in rank in the Army, Navy, Air Force, Marine Corps, Space Force, or Coast Guard on duty there, who is otherwise eligible to command, commands all those forces unless otherwise directed by the President.

Terms Used In 10 USC 747

  • officer: includes any person authorized by law to perform the duties of the office. See 1 USC 1