Section 13(6)(b) in The Companies (Registration of Foreign Companies) Rules, 2014
(b)In case of redemption, Domestic Depository shall request the Overseas Custodian Bank to get the corresponding underlying equity shares released in favour of the holder of IDRs for being sold directly on behalf of holder of IDRs, or being transferred in the books of Issuing company in the name of holder of IDRs and a copy of such request shall be sent to the issuing company for information.