Finance Minister Nirmala Sitharaman on Tuesday said there is no need to maintain minimum balance in Jan Dhan as well as basic savings accounts, and banks impose penalties only in cases where customers fail to maintain a requisite amount in their accounts. The minister was replying to a question in Rajya Sabha during Question Hour regarding public sector banks collecting about Rs 8,500 crore in penalty from customers for non-maintenance of minimum balance in accounts in five years..