.06 Connection to Existing System.

A. The connection from the existing telephone distribution system to the underground extension shall be constructed by the utility in accordance with the extension rules of the utility on file with the Commission.

B. A telephone company may not permit any person not a public service company to make attachment to any telephone company existing overhead facilities for the purpose or intended purpose of providing overhead service to a customer to whom the telephone company is required to provide underground service in accordance with the regulations of the Commission with respect to underground service.