Service of interrogatories. 1. Except as otherwise provided herein, after commencement of an action, any party may serve upon any other party written interrogatories.Interrogatories are a discovery tool (among many) used in lawsuits in New York courts. In sum, these are written questions seeking specific information. Use this "At A Glance Guide" to learn the statewide rules of civil procedure applicable to responding to interrogatories in New York Supreme Court. You need to file a Request for Additional Time to answer the Interrogatories due to their length and depth. 2010); New York ex rel. (b) All people in the service crea. Kay Bauer, at 1310 Prairie, Suite 940, Houston, Texas 77002, within thirty (30) days after service. Commission in New York; and, the Office of California.