Debit and Pledge Instruction () authorises the stockbroker and the depository participant to access your beneficiary ownership account (BOA) to meet pay-in obligations for settling trades you’ve . 

DDPI helps traders to:

• Transfer securities held in your beneficiary owner account to exchange related deliveries or settlement obligations arising out of trades you have executed
• To pledge/re-pledge securities in favour of the broker to meet margin calls
• Execute mutual fund transactions on stock exchange entry platforms
• Tendering in open offers through stock exchange platforms

DPI is an optional authorization that you can opt for either at the time of account opening or anytime thereafter. However, DDPI is not applicable for the below transactions: 

• Public Issues (Shares & Debentures) 
• Rights Issue
• Offer for Sale 
• Funds-related Transactions