Rule 197 - Interrogatories to Parties 197.1 Interrogatories. (1) Identify all persons who you believe have knowledge of relevant facts and identify the issues upon which you believe they have knowledge.Texas Rules of Civil Procedure 197 governs interrogatories. Interrogatories must be served on the party from whom responses are sought and all other parties who have appeared in the action. (3) Interrogatories. (Lefarge) has answered only 3 of 8 interrogatories and has not produced any documents. (3) Interrogatories. An application for an order to a deponent who is not a party shall be made to the court in the district where the deposition is being taken. You should respond to each interrogatory in the order received. And Responses to Defendant's First Set of Interrogatories under Federal Rule of.