Interrogatories may, without leave of court, be served upon any party after service of the summons and complaint. The federal courts adopted in 1993 an express numerical limitation on the number of interrogatories, limiting them to 25.A party may serve on any other party no more than 25 written interrogatories, including all discrete subparts. Rules of Civil Procedure, as amended to implement electronic filing and service in the federal courts. Written questions about things that are relevant, or important, to the case. A party can serve another party with up to 50 interrogatories. (SFD) states its responses and objections to Plaintiff's First Set of Interrogatories Relating to Jurisdictional Discovery. In general, the same limitations on discovery found in a judicial proceeding apply to an administrative contested case. Read Rule 26.02 - Discovery Methods, Scope and Limits, Minn. These template interrogatories are for discovery between parties in civil actions in Minnesota district court.