Can the applicant's representative collect the Delivery Instruction Slips (DIS)?

Yes, the applicant's representative can collect the DIS booklet from the following address:

192A 4th Floor,
Kalyani Vista, 3rd Main Road,
JP Nagar 4th Phase,
Bengaluru, 560076

For a fresh DIS booklet, the authorised representative must submit the DIS request form (PDF) and the ID proof, both signed by all the account holder(s). For an additional DIS booklet, the representative must submit Annexure B, which can be found on the last page of the DIS booklet. See How to get a Delivery Instruction Slip (DIS) booklet?