Notice of Service of Answers To Standard Family Law Interrogatories. Form Number 12.930(d).The responding party must serve its answers and any objections within 30 days after being served with the interrogatories. You should respond to the interrogatories in a timely manner i.e. Be sure to sign your responses. Fill in the "certificate of service" on the last page before mailing them back to the other side. A certificate of service of the interrogatories must be filed, giving the date of service and the name of the party to whom they were directed. Must a certificate of service be filed for interrogatories under Florida Rules of Civil Procedure? The commissioner shall, at the request of either of the parties, return the interrogatories and answers filed with him, and a report of the proceedings. (2) Notice and Service.