Telecommunications Universal Service Regulations Article 8
The net universal service costs for uneconomic area telephone service and uneconomic public payphone service are the avoidable costs incurred by the universal service provider in connection with the fulfillment of the service obligation less any revenues forgone.
中文原文 電信普及服務管理辦法第8條
不經濟地區電話服務及不經濟公用電話服務之普及服務淨成本，為普及服務提供者提供服務之可避免成本扣除棄置營收後之金額。