The Administrative Court Organization Act Article 35

In the event an agent ad litem acts or speaks inappropriately during the course of a trial, the Presiding Judge may give warnings or restrain such a person from representing on the trial day.
中文原文 行政法院組織法第35條
訴訟代理人在法庭代理訴訟,其言語行動如有不當,審判長得加以警告或禁止其開庭當日之代理。

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