Telecommunications Management Act Article 28
Where the telecommunications enterprise of a specific telecommunications service market encounters any of the following situations, the competent authority may recognize it as an enterprise with significance in the market:1. Can obviously affect the market price or service conditions;2. The number of subscribers or revenue of telecommunications service items operated thereby is above the percentage announced by the competent authority;3. Possess or control essential facilities.Where the telecommunications service provider encounters any of the situations described in the preceding paragraph and fails to register itself as a telecommunications enterprise, it shall be deemed as a telecommunications enterprise under this Chapter and subject to the obligation thereunder accordingly.Where the telecommunications enterprises are not in competition with each other and their external relationship is as described in Paragraph 1, all of them will be deemed as having significance in the market.When determining enterprises with significance in the market, the competent authority shall not only follow Paragraph 1 and the preceding paragraph but also take the consolidation of the telecommunications enterprise and affiliated companies thereof into consideration.Those enterprises determined as having significance in the market by the competent authority may submit supporting documents related to its operations in the specific telecommunication service market to the competent authority as an application for canceling the determination as prescribed in Paragraph 1.Rules governing the market significance determination standards, procedures and cancellation; date of promulgation; and other related matters shall be promulgated by the competent authority.The essential facilities as described in Subparagraph 3 of Paragraph 1 refer to those which are in compliance with the following conditions and are announced by the competent authority:1. The facilities cannot be established separately or be replaced; otherwise, the establishment or replacement thereof would require a rather long period of time and high costs, showing no economic benefit.2. Where the enterprise’ refusal of providing the facilities to other telecommunications enterprise will directly or indirectly obstruct other telecommunications enterprises from entering the market competition.
中文原文 電信管理法第28條
電信事業於特定電信服務市場，具有下列情形之一，主管機關得認定其為市場顯著地位者：
一、具有影響市場價格或服務條件之顯著能力。
二、所經營該特定電信服務項目之用戶數或營業額達主管機關公告比率以上。
三、擁有或控制樞紐設施。
提供電信服務者具有前項情形，而未辦理電信事業登記者，就本章之規定，視為電信事業，依本章之規定辦理。
電信事業間不為競爭，而其全體之對外關係具有第一項情形者，其全體視為市場顯著地位者。
主管機關認定市場顯著地位者時，除依第一項及前項規定外，並應合併各該電信事業及其關係企業考量計算之。
經主管機關認定為市場顯著地位者，得檢具其於特定電信服務市場之佐證資料，向主管機關申請解除第一項之認定。
市場顯著地位者之認定基準、認定程序、解除認定、實施日期及其他相關事項之辦法，由主管機關定之。
第一項第三款所稱之樞紐設施，指同時符合下列條件，且經主管機關公告者：
一、該設施無法另行建置或取代，或因建置、取代該設施之時間過長，且成本過高，而不具經濟效益。
二、若拒絕提供其他電信事業利用，將直接或間接阻礙其他電信事業參與競爭。
一、具有影響市場價格或服務條件之顯著能力。
二、所經營該特定電信服務項目之用戶數或營業額達主管機關公告比率以上。
三、擁有或控制樞紐設施。
提供電信服務者具有前項情形，而未辦理電信事業登記者，就本章之規定，視為電信事業，依本章之規定辦理。
電信事業間不為競爭，而其全體之對外關係具有第一項情形者，其全體視為市場顯著地位者。
主管機關認定市場顯著地位者時，除依第一項及前項規定外，並應合併各該電信事業及其關係企業考量計算之。
經主管機關認定為市場顯著地位者，得檢具其於特定電信服務市場之佐證資料，向主管機關申請解除第一項之認定。
市場顯著地位者之認定基準、認定程序、解除認定、實施日期及其他相關事項之辦法，由主管機關定之。
第一項第三款所稱之樞紐設施，指同時符合下列條件，且經主管機關公告者：
一、該設施無法另行建置或取代，或因建置、取代該設施之時間過長，且成本過高，而不具經濟效益。
二、若拒絕提供其他電信事業利用，將直接或間接阻礙其他電信事業參與競爭。