sule 66RULE 66-QUO WARRANTO. Rule 66. Literally means by what authority Quo Warranto is a special civil action to determine the rht to the use and exercise of a public office or franchise,QUO WARRANTO (Rule 66, Sections 2-6).docx - Free download as Word Doc (.doc .docx), PDF File (.pdf), Text File (.txt) or read on for free. 1) A quo warranto proceeding is