Section 306(2) in The City of Nagpur Corporation Act, 1948
(2)If the owner or occupier of the building proves that any such structure, fixture or covering was authorised by any law previously in force or that it was erected with the consent of any Corporation authority duly empowered in that behalf, the Corporation shall, after such structures have been removed, make reasonable compensation to every person who suffers damage by the removal or alteration thereof.Streets