The Minnesota Constitution, Article I, Section 4 guarantees a jury trial in the state court system. All trials must be in the district court.You must complete the paper form located at the bottom of your summons, fill out the questionnaires, and mail them back in the envelope provided. The purpose of this handbook is to acquaint trial jurors with the general nature and importance of their role as jurors. All Rise: Jury Service in Minnesota. Juries are an integral part of ensuring that each case is viewed and decided in an impartial, thoughtful, and fair manner. This is the process of impaneling a jury to hear the case. A jury of 12 people will be selected for felony trials; six for gross misdemeanor, misdemeanor and civil trials. The jury deliberates and, if possible, renders a verdict. Subd. 13. The jury deliberates and, if possible, renders a verdict. Subd. 13.