Aircraft Flight Operation Regulations Article 350

An operator shall make a seat available on the flight deck and/or cabin on aircraft for CAA inspectors while conducting official inspecting duties.
中文原文 航空器飛航作業管理規則第350條
民航局查核人員於航空器上執行查核任務時,航空器使用人應提供適當座椅供查核人員使用。

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