ICICI Bank — DP charges Amount

Address:

600097

On[protected] from my account[protected] was debited 805 rupees for DP charges, i opened the Salary account at the time of opening the account i dint signed any document regarding any D-Mat application but now in my account money was debited because of D-mat, Since i dint opened my any D-mat how could thay can debit amount from my account. I want my money back. Please make sure to resolve my query as yearly as possible.