Power or right of a legal or political agency to exercise its authority over a person, subject matter, or territory. Jurisdiction over a person relates to the authority to try him or her as a defendant. Jurisdiction over a subject matter relates to authority derived from the country's constitution or laws to consider a particular case. Jurisdiction over a territory relates to the geographic area over which a court has the authority to decide cases. Concurrent jurisdiction exists where two courts have simultaneous responsibility for the same case.
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