Gujarat Slum Areas (Improvement, Clearance and Redevelopment) Act, 1973
The prescribed authority may, by order in writing, direct any person carrying on any dangerous or offensive trade in a slum area to remove the same from that area within such time as may be specified in the order: Provided that before making any order under this section the prescribed authority shall call upon the person carrying on the trade to show cause why the order should not be made.