Enforcement Rules of the Control Act Article 24

Members of the Control Yuan who investigate a case on their own initiative shall first register with the Department of Supervisory Operations. The Department of Supervisory Operations shall ascertain whether or not the Control Yuan has assigned investigators or members have self-initiated investigation on the same case and then notify the member making the new registration. If investigators have been assigned or a member has registered an investigation, a request for joint handling shall be submitted to the investigating members.Applications for self-initiated investigation of cases referred to in the previous paragraph shall be made by one to three members jointly. The president of the Control Yuan may, according to the report submitted by the applying members, dispatch members with relevant expertise and inclination to accompany the investigation.Applications for self-initiated investigations shall be suspended for members who have investigated twenty or more cases without presenting an investigation report.If a member of the Control Yuan is unable to investigate a self-initiated case by himself/herself, the case shall be continued investigating by the accompanying member or members. If there are no accompanying members investigating it, Paragraph 1 of Article 23 shall be applicable mutatis mutandis.
中文原文 監察法施行細則第24條
監察委員自動調查案件,應先向監察業務處登記。
同一案件,已否經本院派查或由委員自動調查,應由監察業務處查明通知新登記之委員。
如已派查或有委員登記調查者,應送請調查委員併案處理。
前項自動調查案件之申請,得由委員一人至三人共同為之。
院長亦得依申請委員之陳報,加派具有相關專長及意願之委員會同調查。
每一監察委員調查案件未提出調查報告件數累計達二十件以上者,宜暫停自動調查之申請。
監察委員自動調查案件,因故不能親自調查時,有委員會同調查者,由會同委員繼續調查;無委員會同調查者,準用前條第一款規定。

English translation for reference only; the Chinese text prevails. Not legal advice.