Indian Overseas Bank — Deducted rs.100 for not maintaining the minimum balance

Address:

Krishna, Andhra Pradesh

As per the bank norms, IOB had stated that an amount of Rs.20 will be deducted for not maintaining the minimum balance in the account. But an amount of Rs.100 is deducted from my account and also from my mother's account. we are propely using the account by using internet banking / by atm transactions. Kindly provide solution for this..