Telecommunications Management Act Article 85

With respect to Type I telecommunications enterprises that have been announced as dominant market players according to the Telecommunications Act before the enforcement of the Act and their control measures, from the period between the Act taking effect and the competent authority determining their significant position in the specific market and hence adopting special control measures therefor based on the Act, the competent authority still supervises them in accordance with the Telecommunications Act and control measures thereof.
中文原文 電信管理法第85條
本法施行前依電信法所公告第一類電信事業市場主導者及其管制措施,於本法施行後至主管機關依本法完成認定市場顯著地位者及採取相關特別管制措施前,主管機關依電信法及其管制措施為之。

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