Fees for opening a Demat account: A few DPs impose a fee for opening a Demat account. However, you can open a Demat account for free at reliancesmartmoney.com. Maintenance Fees: A one-year fee is charged at the start of the period. Custodian Fee: A monthly fee charged by a custodian for the management and protection of securities. Transaction Fees: A monthly fee for debiting and crediting securities to and from an account.