(3) Withdrawal of Jury-Trial Waiver. The defendant may withdraw the waiver of a jury trial any time before trial begins.Below are the most commonly used forms in the District Court of the District of Minnesota. For additional forms, please visit the forms library. To request to be postponed from jury service fill out the Jury Information Form, located at the bottom of the summons, or on-line using eJuror. This is the process of impaneling a jury to hear the case. I got my first summons and will start serving in August at the district court level (outstate MN, not in the metro). (3) Withdrawal of Jury-Trial Waiver. The defendant may withdraw the waiver of a jury trial any time before trial begins. Despite defendant's confession, the case proceeded to trial on the question whether defendant had the requisite intent for murder in the first degree. 3.