Regulations for Administration of Mobile Broadband Businesses Article 83-3

Where the operator has established an internet data center for other telecommunications enterprises to place their telecommunications equipment in order to provide telecommunications services, the space leased to other telecommunications enterprises shall be physically isolated and equipped with an independent entrance / exit.Where the said space does not comply with provisions of the preceding Paragraph, the operator shall undertake corrective action within a year after the amendment of the Regulations on May 22, 2017. Those who fail to make corrections within the prescribed deadline shall, prior to the expiry of deadline, apply to the competent authority for an extension with reasons specified; the extension shall not be longer than six months and shall be limited to one time only.
中文原文 行動寬頻業務管理規則第83-3條
經營者設置網路資料中心機房提供其他電信事業置放電信設備提供電信服務時,其出租予其他電信事業之空間,應以實體隔離方式設置,並具備獨立出入口。
經營者設置網路資料中心機房已出租予其他電信事業置放電信設備不符前項規定者,應於本規則中華民國一百零六年五月二十二日修正之條文施行之日起一年內改正。
無法於期限內改正者,得於期限屆滿前敘明理由向主管機關申請展期;展期最長不得逾六個月,並以一次為限。

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