Every retail electric supplier shall have the exclusive right and responsibility to furnish retail electric service to all electric consuming facilities located within its certified territory, and shall not furnish, make available, render or extend its retail electric service to a consumer for use in electric consuming facilities located within the certified territory of another retail electric supplier except that:
(a) Any retail electric supplier, with the approval of the commission, may extend distribution or transmission facilities through the certified territory of another retail electric supplier, if such extension is necessary for such supplier to connect with any of its facilities or those of others to serve consumers within its own certified territory; and(b) station power shall not be deemed to be retail electric service for the purposes of this act.L. 1976, ch. 284, § 4; L. 2002, ch. 161, § 2; May 23.