Interrogatories may be filed with the complaint or writ or at any time thereafter. Interrogatories may be served upon any party at the time of service of the original process or at any time thereafter.The following resources include sample forms related to Pennsylvania interrogatories. The party submitting the interrogatories may move the court to dismiss an objection and direct that the interrogatory be answered. A Practice Note explaining how to draft and serve interrogatories in a civil case in a Pennsylvania court of common pleas. Common Pleas of Dauphin County for use in all matters subject to Rule 4001 of the. Service refers to giving copies of all paperwork and court dates filed with the Court. (b) The party propounding interrogatories shall serve a copy on the parties and shall file a certificate of service with the Secretary. Use the form with the boxes to guide you through filling out the blank form. No, discovery requests do not need to be filed with the court before service.