Dbs Bank — They have been looting customer for Non maintence of Minimum Monthly balance for a Zero balance account

Please kindly take the accurate measures against the DBS Bank/Digi bank for not following the RBI norms of fooling customers they have charges or more 800 rs in FY[protected] for non maintenance minimum balance of 5000 rs which is absolutely incorrect as per the their Account type which is zero balance account also free debit card they have been charging annual fee for the same .