Regulations for Administration on Fixed Network Telecommunications Business Article 49
An operator shall provide the existence and contents of communications for the purpose of investigation or collection of evidence upon requests in accordance with the legal procedures.The supervision of communication content as referred to in the preceding Paragraph shall be undertaken in accordance with the Communication Protection and Interception Act.
中文原文 固定通信業務管理規則第49條
經營者對於調查或蒐集證據，並依法律程序查詢電信之有無及其內容者，應提供之。
前項電信內容之監察事項，依通訊保障及監察法規定辦理之。
前項電信內容之監察事項，依通訊保障及監察法規定辦理之。