Aircraft Flight Operation Regulations Article 64

A flight to be operated in known or expected icing conditions shall not be commenced unless the aircraft is certificated and equipped to cope with such conditions.
中文原文 航空器飛航作業管理規則第64條
航空器無防冰除冰裝備者,不得於已知或預期之結冰天氣情況下飛航。

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