The documents needed depend on your KYC status.
If you are KYC compliant we just need your specimen signature to open your investing account with us.
If you are not KYC compliant, the list is a bit longer. In this case, you will need to submit:
Bank statement/Cheque book leaf/Passbook copy with your name, account number, account type (NRO/NRE) and IFSC clearly visible. (only for NRIs).
PAN card (original)
Proof of permanent address (original)
Proof of overseas communication address for NRIs only (original)
Photos of the following to be taken via webcam -
Specimen signature on a piece of paper (original) (signature can also be uploaded or made on screen on the app)
5-second video to complete the In person verification