What are the "one-time" charges in BTech course at IIT Dharwad and are they refundable?

At the time of admission, you pay a one-time fee of roughly INR 6,500 that covers admission processing, identity cards, and alumni membership; these are non-refundable. However, the INR 11,000 caution deposit (which includes library and institute security) is fully refundable after you complete your