NSE created the Investor Protection Fund Trust (IPFT) to compensate investors when defaulters' assets cannot cover claims and to promote investor education, awareness, and research.
NSE levies IPFT charges separately but includes them under exchange transaction charges in your contract note. The IPFT charges are as follows:
You can view all trading and investing charges on the Zerodha charges page. Alternatively, you can use the brokerage calculator to calculate charges for any specific trade.