A party may serve on any other party no more than 25 written interrogatories, including all discrete subparts. 1. Federal Rules of Civil Procedure.IT IS FURTHER ORDERED that Plaintiff shall file with the Court a Notice of Service regarding the interrogatories set forth in the Notice to the Court (Doc. 17 interrogatories in excess of those allotted under the Federal Rules of Civil Procedure which limits parties to serving 25 interrogatories. Rule 26 of the Federal Rules of Civil Procedure outlines key discovery protocols around revealing witnesses, documents, and interrogatories. FRCP 8(d): Internal inconsistencies in a complaint are acceptable in the pleading. FRCP 8(c): Affirmative defenses. Sites change quickly or are not kept up to date. This is a how-to guide on interrogatories and requests for production in Washington divorce and family law cases. For information about how to fill out and file court forms, read Basics of Court Forms and Filings.