[Resolved]  DDA Market — illegal construction

dear sir,
their is a illigal basment is under construction in my naughbour in shop no.97-98 dda market lajwanti garden new delhi -46 earlier he has convert 4 shops in 1 and now illigae basment few days back some police man visit to his shop for stopping that construction but cant guess what setting he has done they move back and illigal basment is still under construction.
kindly take a needfull action thanx