sule 66Sec. 1, Rule 66 of the Rules of Court defined Quo Warranto as an action for the usurpation of a public office, position or franchise that is commenced by a verified petition in the name ofRule 66.1: Application of the Civil Procedure Rules: Rule 66.2: Action on behalf of the Crown: Rule 66.3: Counterclaims, other additional claims, and set-off: Rule 66.4: