Regulations of Civil Air Transport Enterprise Article 29-2

The restriction on the types of passengers based on flight safety considerations of a civil air transport enterprise serving domestic air routes, shall be reported to CAA for title prior to its implementation.
中文原文 民用航空運輸業管理規則第29-2條
經營國內航線之民用航空運輸業者為飛航安全考量,應報請民航局備查後,始得限制搭乘之乘客類別。

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