Compliance Approval Regulations of Telecommunications Terminal Equipment Article 3
For the connection of the approved TTE, unless with proper reason, Type I telecommunications enterprises may not impose any discriminatory treatment with respect to the condition and quality of connection.
中文原文 電信終端設備審驗辦法第3條
審驗合格之電信終端設備於接續時，第一類電信事業除有正當理由外，不得於接續條件及品質上為差別待遇。