Telecommunications Management Act Article 45

For telecommunications enterprises, terrestrial radio businesses and terrestrial television businesses whose registration or operation license is revoked or abolished by the competent authority or the operation license thereof expires, the competent authority may simultaneously revoke or abolish its network establishment approval and compliance certification of their PSTN in whole or in part.
中文原文 電信管理法第45條
電信事業、無線廣播事業、無線電視事業,經主管機關撤銷、廢止其登記、營運許可或其營運許可屆期失效者,主管機關得同時撤銷、廢止其公眾電信網路之網路設置核准及審驗合格證明之全部或一部。

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