(($blamt == 0 or $blamt =='0.00')&&( $bdate1!=null && $bdate1!='' && date('d-m-y',strtotime($bdate1))<date('d-m-y',strtotime('01-04-19')) && date('d-m-y',strtotime($bdate1))>date('d-m-y',strtotime('31-03-18')) ))