The data reveals a shifting landscape where private banks and digital channels draw the most customer ire, while territories like Chandigarh and Delhi report disproportionately high complaint loads per lakh accounts.

India’s banking system saw a surge in customer grievances in FY25, with private sector banks accounting for the highest share of complaints. Issues linked to loans, credit cards and mobile/e-banking continue to dominate, even as complaint intensity varies widely across states.