HI PRASAD SIR, HERE YOU ARE MAKING FLATS ON YOUR OWN LAND AND SELLING. IF THIS IS CONTINUOUS THEN IT COMES UNDER PGBP. BUT YOU ARE BUILDING AND SELLING FLATS IN YOUR AREA AFTER THAT EVENT YOU MAY NOT GO TO NEXT PLACE AND DO SO. HENCE YOUR INCOME IS TAXABLE U/H CG AS THERE IS NO REGULAR TRADING OF ASSETS