Aircraft Flight Operation Regulations Article 24

An operator shall ensure that when passengers, cargo or mail are being carried, no emergency or abnormal situations shall be simulated.
中文原文 航空器飛航作業管理規則第24條
航空器使用人應訂定當航空器裝載客、貨、郵件飛航時,不得模擬演練緊急或不正常狀況之規定。

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