.08 Connection to Supply System.

A. The utility shall construct a connection from the utility's existing supply facilities to the underground extension in accordance with the extension rules of the utility on file with the Commission.

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