Regulations for Reporting Telecommunications Services Inaccessible Due to Major Incidents Article 8

The telecommunication enterprises shall conduct annual drills for circumstances specified in Article 3, store records of the drills and report the records to competent authority for references.
中文原文 電信事業重大事故無法提供電信服務通報辦法第8條
電信事業應就第三條規定之情事,每年進行演練,並保存演練紀錄報主管機關備查。

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