Interrogatories may be served upon any party at the time of service of the original process or at any time thereafter. This article will review Interrogatories, Requests for Productions, and Admissions of discovery that parties propound upon another party in writing.Must a certificate of service be filed for interrogatories under Florida Rules of Civil Procedure? A Practice Note explaining how to draft and serve interrogatories in a civil case in a Pennsylvania court of common pleas. A party may serve on any other party no more than 25 written interrogatories, including all discrete subparts. Notice of Service of Standard Family Law Interrogatories. Form Number 12.930(a). Here are some sample interrogatory objections, a cheat sheet that might help you determine how to object to interrogatories. The first edition of this handbook was prepared in the fall of 1995. Commission, 226 So. 2d 217 (Fla. 1969).