Regulations Governing Universal Service of Telecommunications Enterprises Article 3

The service area of a universal service provider's local exchange office shall be considered as a remote area by the competent authority (NCC) in accordance with the following conditions and conditions of transportation, power supply, telecommunication infrastructure, household socio-economic or other factors:1. Service areas adjacent to remote areas.2. Townships, (Towns, Cities and District) with a population density of between one-fifth and one-quarter of the average national population density.
中文原文 電信事業普及服務管理辦法第3條
普及服務提供者之市內網路單一交換機房服務區域符合以下各款情形,經主管機關依交通、電力供應、電信基礎設施、住戶社會經濟條件或其他因素核准者,視為偏遠地區:
一、服務區域與偏遠地區相鄰。
二、人口密度介於全國平均人口密度五分之一至四分之一之鄉(鎮、市、區)。

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