Section 243(1) in The Gujarat Provincial Municipal Corporations Act, 1949
(1)The Commissioner may, with the approval of the Standing Committee, require by written order the corner of any building which has already been erected, or which is to be newly erected or which is to be reconstructed or repaired and which is situated at the junction of two or more streets to be rounded or splayed off to such height and in such manner as he may determine and may also in such order impose such conditions as he deems necessary as to the construction of a compound wall or fence or hedge or any other structure whatsoever or the planting or retention of any tree on the premises appurtenant to such building.