Terms Used In U.S. Code > Title 51 > Subtitle I - General
Jurisdiction: (1) The legal authority of a court to hear and decide a case. Concurrent jurisdiction exists when two courts have simultaneous responsibility for the same case. (2) The geographic area over which the court has authority to decide cases.
vessel: includes every description of watercraft or other artificial contrivance used, or capable of being used, as a means of transportation on water. See 1 USC 3