The Commission may after hearing issue a certificate as prayed for or refuse to issue the same or may issue it for the construction or operation of a portion only of the contemplated facility, line, plant or system, or extension thereof or for the partial exercise only of the rights or privileges sought and may attach to the exercise of the rights granted by the certificate such terms and conditions in harmony with this chapter as in its judgment the public convenience and necessity may require.
S.C. Code § 58-27-1250