Are all civil trials before a jury? Jury trial on appeal.The appellant in his written notice of appeal may demand a jury on the trial de novo. Gov and logging into e-JUROR. The Jury Demand is not valid unless it is in the complaint. A demand shall not be accepted for filing unless a note of issue is filed in the action. The Jury Demand is not valid unless it is in the complaint. Jury trials are increasingly used in a significant share of serious criminal cases in many common law judicial systems, but not all. Anyone 18 or over has the right to start a lawsuit in the North. Carolina court system.