Regulations for Administration on Fixed Network Telecommunications Business Article 29

In the case of loss or damage of the approval of establishment, the network construction permit, or the concession license, an application setting forth the reasons shall be made to the competent authority for a replacement. In the case of any change of the particulars stated therein, an application shall be made to the competent authority for approval for a replacement.
中文原文 固定通信業務管理規則第29條
籌設同意書、網路建設許可證、特許執照,如有遺失、毀損者,應敘明理由向主管機關申請補發;其所載事項有變更時,應向主管機關申請核准換發。

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