Administrative Regulations for Equal Access Services of Telecommunications Enterprises Article 18
The selection service providers shall complete the network ID route setting immediately and provide subscribers with call-by-call selection service in accordance with the notice of the telecommunication enterprises of long-distance or international Voice-based Telecommunications Universal Service enterprises.
中文原文 電信事業平等接取服務管理辦法第18條
選接服務提供者應依提供長途或國際通信語音服務之電信事業之通知，於與各該電信事業完成網路直接或間接互連時，即時完成該網路之網路識別碼路由設定，對其用戶提供撥號選接服務。