Section 3(1)(a) in The Works of Licensees Rules, 2006
(a)carry out works, lay down or place any electric supply line or other works in, through, or against, any building, or on, over or under any land whereon, whereover or whereunder any electric supply-line or works has not already been lawfully laid down or placed by such licensee, with the prior consent of the owner or occupier of any building or land;