Enforcement Rules of the Cable Radio and Television Act Article 3

The underground systems mentioned in Paragraph 2 of Article 5 of this Act shall refer to power cables, underground telecommunications cables, rain sewers, telecommunications cables exclusively used by the military and police, and other public utility systems of the special municipality and county/city governments.
中文原文 有線廣播電視法施行細則第3條
本法第八條第一項所稱有線廣播電視系統經營者(以下簡稱系統經營者)應自行設置頭端,係指系統經營者應以自己名義建置頭端設備,其設備至少應包括節目訊號源之接收、調變及傳送設備。

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