These Regulations are established in accordance with Paragraph 2 of Article 17 of the Telecommunications Act (hereinafter referred to as "Act").

The terms used in this Regulation shall be defined as follows:
1. “Operator” means the operator engaging in the Type II Telecommunications Business and being issued an operating license by the Competent Authority.
2. “Customer” means a person who has made a contract with an operator and uses the telecommunications service provided by the operator.
3. “Users” means a customer and other parties that use telecommunications service provided by the operators.
4. “Type II Telecommunications Special Business“ means Simple Voice Resale, E.164 Internet Telephony Service, Non-E.164 Internet Telephony Service, telecommunications services that provide international telecommunications to unspecific customers by leasing international circuit, or other services being announced by the Competent Authority.
5. “Voice Simple Resale Service” means the operator provides international, long distance voice service or traffic transfer service by leasing the circuit or the bandwidth from telecommunication operators to connect with the public switch telecommunication network.
6. “Internet Telephony Service” means the voice service received and transmitted through Internet provided by the operator.
7. ”E.164 Internet Telephony Service” means the Internet Telephony Service run by E.164 number allocated by the Competent Authority in accordance with ITU-T Recommendation.
8. ”Non-E.164 Internet Telephony Service” means the Internet Telephony Service which is provided without E.164 number.
9. “Type II Telecommunications General Business” means the Telecommunications Business other than the one stipulated in subparagraph 4.
10. “Intra-corporation Network Communication Service (or VPN)” means the service that an operator leases line circuits and sets up joint points to Type I Telecommunications Business in order to provide internal units, branch companies, branch institutions, reciprocal investment companies, and subordinate companies for intra-corporation communications.
11. “Wholesale Resale Service” means the service provided by an operator which does not lease any circuit or bandwidth from other telecommunication operators, but purchase or lease the telecommunication services from other telecommunication operators in a wholesale approach and resell it to customers or users in its own name.
12. “Public Pay Phone Resale Service” means a wholesale resale service provided by an operator to the public by purchasing or leasing the telecommunications service from telecommunications and customers may pay the service fee by cash, credit cards, or other prepaid card.
13. “Prepaid Telephone Card Resale Service” means a wholesale resale service provided by an operator to customer who is able to use the telecommunication service by dialing the domestic connecting numbers or pin numbers with a prepaid card or prepaid payment system.
14. “Mobile Network Business Operators” means Mobile Phone Business Operators, the 3rd Generation Mobile Phone Service Operators, Mobile Broadband Service Operators and Wireless Broadband Access Service Operators who are franchised and issued a license by the Competent Authority.
15. “Mobile Virtual Network Service” means Mobile Resale Service or Mobile Resale and Value-added Service that are run by Operators.
16. “Mobile Resale Service” means Telecommunications service that is provided to subscribers or users with communication service by Operator’s name after contracting to procure or lease service from Mobile Network Business Operators.
17. “Mobile Resale and Value-added Service” means Mobile Resale Service that Operators run and Value-added Service that operators establish essential network components to provide Value-added Service of mobile communication.
Those who run service in the preceding Subparagraph 17 and provide Value-added Service that includes those services established in the preceding Subparagraph 4 shall conduct pursuant to Special Business for Type II Telecommunications Service related to the Regulations.

The Competent Authority of these Regulations is the National Communications Commission.