Client Registration Documents in Vernacular Languages:
1. NSE: https://www.nseindia.com/trade/members-client-registration-documents
2. BSE: https://www.bseindia.com/static/investors/client_regislanguages.aspx?expandable=3
CDSL Link(CVLKRAVerification):
https://validate.cvlindia.com/CVLKRAVerification_V1/#