(a) An electric utility proposing under this subchapter to construct a line along the right-of-way of a state highway or a county road not in a municipality shall give notice of the proposal to:
(1) the Texas Transportation Commission if the proposal relates to a state highway; or
(2) the commissioners court of the county if the proposal relates to a county road.
(b) On receipt of the notice, the Texas Transportation Commission or the commissioners court may designate the location along the right-of-way where the electric utility may construct the line.