Enforcement Rules for the Attorney Regulation Act Article 15

If a client believes that his or her attorney has committed any of the violations specified in Article 73 of the Act, or believes that his or her foreign legal affairs attorney has committed any of the violations specified in Article 125 of the Act, both of whom shall be subject to disciplinary action as result, he or she may apply to any public prosecutors office and its branch offices at any level below the High Public Prosecutors Office, or to a bar association, for the referral of such attorney to disciplinary proceedings by citing facts and producing evidence in his or her application.If such public prosecutor’s office or its branch office at any level below the High Public Prosecutors Office or such bar association determines in its opinion that such attorney should not be referred to disciplinary proceedings as requested in the application referred to in the preceding Paragraph, it shall notify the applicant by specifying the reasons for such determination.
中文原文 律師法施行細則第15條
當事人認律師有本法第七十三條所定之情事,或認外國法事務律師有本法第一百二十五條所定之情事,而應付懲戒者,得列舉事實,提出證據,申請高等檢察署以下各級檢察署及其檢察分署或律師公會移付懲戒。
前項申請,高等檢察署以下各級檢察署及其檢察分署或律師公會認為不應移付懲戒時,應具理由通知當事人。

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