Aircraft Flight Operation Regulations Article 304
Aircraft equipped with ATC transponder shall meet the requirements specified in paragraphs 1 and 2 of Article 138.
中文原文 航空器飛航作業管理規則第304條
航空器裝置航管雷達迴波器，應適用第一百三十八條第一項及第二項之規定。
English translation for reference only; the Chinese text prevails. Not legal advice.