These Regulations shall be established pursuant to Paragraph 6, Article 14 of the Telecommunications Act.

The terms of these Regulations are defined as follows:
1. Mobile Communication: means the use of radio wave terminal equipment through Mobile Communication Network for voice or non-voice communication.
2. Mobile Communication System: means the communication system consisting of such equipment as Mobile Station, Base Station, Exchanged Equipment, Network Administration, and administration of account affairs.
3. Mobile Communication Network: means the communication system composed of Mobile Communication System and Telecommunications Machine and Line Equipment.
4. Mobile Communication Business(hereinafter referred to as this Business): means a business that operators use a Mobile Communication Network to operate a Mobile Communication Service.
5. Mobile Station: means radio terminal equipment that is provided to use for Mobile Communication.
6. Base Station: means equipment established on land with a radio communication link to provide Mobile Stations, as well as Mobile Stations and other users, communication.
7. Digital Low-Power Wireless Telephone System: means a communication system composed of equipment such as Digital Low-Power Wireless Exchange Equipment, Base Station, Mobile Station, Network Administration and administration of account affairs.
8. Trunking Radio Telephone System: means the use and deployment of system centralized management and mobilize the appointed channel for user communication. The communication system shall be composed of equipment such as repeated wireless telephone control center, Base Station, Mobile Station, Network Administration and administration of account affairs.
9. Mobile Data Communication System: means a communication system composed of equipment such as Mobile Data Control Center, Base Station, Mobile Station, Network Administration and administration of account affairs.
10. Radio Paging System: means a communication system composed of equipment such as Radio Paging Control Terminal, Base Station, Receiver, Network Administration and Administration of Account Affairs.
11. Mobile Telephone System: means a communication system composed of equipment such as Mobile Telephone Exchanged Equipment, Base Station, Mobile Station, Network Administration and administration of account affairs.
12. Operator: means a business that has been issued a license to operate this business with special authorization by the authority.
13. Subscriber: means subscribers who use mobile communication service to register to Operators.
14. Roaming Telecommunications Service: means communication service of a mobile communication network that Operators provide their subscribers to roam other Operators or foreign Telecommunications business.

The National Communications Commission (NCC) is the authority of the Regulations.