If you have received a jury summons you must pre-register below. Information about Justice Court Suits and Civil Cases in the Harris County Justice of the Peace Courts.Blank forms are also available on the day of your jury service. Please request a blank form from the Jury Administrator on the day of your service. It is helpful to ask for a jury trial well in advance of your trial date. Who can have a jury trial? Any person charged with a criminal offense or any party to a civil case (cause) has a right to a jury trial. Check with the Justice Court to see if they have any forms to request a jury trial. If they do not, you may use this Jury Trial Request form. You must appear unless you are notified that the Court has granted your request.