Telecommunications Management Act Article 22

To prevent or respond to disaster prevention and mitigation activities or defense mobilization, relevant competent authorities may, according to the regulations in charge thereby, designate telecommunications enterprises to adopt measures that are necessary for communications or establish response related facilities.Concerning those who have established a PSTN and have been designated by the establishment organization of communications surveillance, the telecommunications network thereof shall be equipped with the supervisory functions as prescribed in the Communication Security and Surveillance Act and the said telecommunications enterprises shall assist in the establishment and maintenance of communications surveillance system.Except for the obligations derived from the acquisition of frequency as prescribed in Paragraph 2 of Article 54 or other laws providing otherwise, any expenses incurred from the cooperation between the designated telecommunications enterprises or those who have established a PSTN, and the respective competent authority as described in Paragraph 1, shall be borne by the competent authority accordingly.
中文原文 電信管理法第22條
為預防或因應災害防救或動員準備,各相關主管機關依其主管法律規定,得指定電信事業採取確保通信之必要措施或設置應變相關設施。
設置公眾電信網路者經通訊監察之建置機關指定者,其電信網路應依通訊保障及監察法具有配合執行監察之功能,並負有協助建置與維持通訊監察系統之義務。
除依第五十四條第二項取得頻率所負之義務或其他法律另有規定外,受指定之電信事業或設置公眾電信網路者配合第一項各相關主管機關致生之費用,由各相關主管機關負擔。

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