Regulations for Administration on Type II Telecommunications Business Article 12-2

After the merger referred to in the first paragraph of the preceding article is approved, the surviving operator shall complete the application of company or business registrations within 3 months, and request for license re-issuance from the Competent Authority.The surviving operator referred to in the preceding paragraph shall comply with the approved user protection.
中文原文 第二類電信事業管理規則第12-2條
前條第一項之合併經核准後,合併存續者應於三個月內辦妥公司或商業登記,並向主管機關申請換發許可執照。
前項合併存續者應依經核准之用戶權益保障措施辦理。

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