What are the brokerage charges on Zerodha BTST trading?

As Zerodha offers free delivery trading hence, BTST trading in Zerodha is available for Free at 0 brokerage charges. However, you have to pay STT, exchange transaction charges, GST, stamp duty, and other charges.

Further, after the new upfront margin rules by SEBI, you have to pay Rs. 13.5 + 18% GST on BTST trades.