These Regulations are established in accordance with the stipulations of Paragraph 5, Article 12 of the Telecommunications Management Act（hereafter referred as the Act）.

For the purposes of the Regulations:
Telecommunications Universal Service（hereafter "universal service" or "US"）: Telecommunications services with a basic quality necessary for use provided at reasonable and affordable rates for all citizens.
Voice-based Telecommunications Universal Service: Voice-based telecommunications services between the outgoing end and the incoming end provided over the public telecommunications network.
Telecommunications Universal Service on Data Transmission: Service of the provision of access to the Internet Service over wired or wireless Broadband Telecommunications Network.
Public Payphone Service: Telephones installed by operators for public use and paid for by inserting coins, cash cards, credit cards, electronic stored value cards or other pre-paid means.
Universal Service Provider: Telecommunications enterprises providing one or more category of universal service through fixed or mobile telecommunications networks installed by them.
Participating Universal Service Carriers: telecommunications enterprises designated as being required to contribute towards sharing of universal service costs and its necessary administrative costs.
Universal Service Cost: the net universal service cost and the necessary administration costs.
Net Universal Service Costs: the net losses incurred by universal service providers in the provision of universal service.
Necessary Administration Cost: examination cost, transportation cost, attendance cost, requested investigation cost and other necessary administration costs.
Avoidable Costs: costs that universal service providers may avoid or save by not providing universal service.
Revenue forgone: losses in revenue by universal service providers as a result of not providing universal service.
Uneconomic Public Payphone: Public payphone（hereafter "payphone"）that has been approved by the competent authority（NCC）where under normal business conditions or without any subsidy, the avoidable costs that a universal service provider may incur for the provision of a single payphone service exceeds its revenue forgone.
Uneconomic Area: The service area of a single local exchange office（hereafter "local exchange area"）or mobile telecommunication transmission station that has been approved by the competent authority（NCC）where the avoidable costs incurred by a universal service provider for the provision of telephone service in a remote area exceeds its revenue forgone.
Remote Area: Townships,（Towns, Cities and District）with a population density no more than one-fifth of the average national population density, or outlying area at least 7.5 km away from the location of the cabinet-level municipality, county or city government.

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:
Service areas adjacent to remote areas.
Townships,（Towns, Cities and District）with a population density of between one-fifth and one-quarter of the average national population density.

Types of universal service includes Voice-based Telecommunications Universal Service and Data Transmission Telecommunications Service.
The provision of universal service should be provided by telecommunications enterprises providing service through fixed telecommunications networks installed by them, however services may be provided through transmission stations by enterprises providing service through mobile telecommunications networks installed by them when the following requirements are met:
It is limited to a specific village designated by the competent authority in accordance with Paragraph 2 of Article 13.
Due to the features of the topography, it is impractical to deploy fixed communication data access networks.
The village in which the base station is located has not been included in the calculation of the radio frequency usage fee discount condition and approved by the competent authority.
Residents and real estate owners with broadband demand sites have agreed to build base stations.
The relay transmission circuit is sufficient for the bandwidth requirement of the mobile telecommunication high-speed base station.
The location where the mobile telecommunication transmission station is to be installed already has the power required for the station.
The municipal, county（city）government or township（Towns, Cities and District）public office agrees to assist the base station to set up use.
The universal service provider who has set up a mobile communication network may not refuse request from other mobile communication and telecommunications enterprises for co-location and co-construction of their universal service mobile telecommunication transmission stations without justifiable reasons.