Certificate under SEBI (Depositories and Participants) Regulations, 2018

Ref.: NSE, BSE, CSE/OMDC/CS/07-2026/01 Dated: 15.07.2026 To, To To The Compliance Department The Compliance The Secretary National Stock Exchange of Department The Calcutta Stock India Limited Department of Corporate Exchange Exchange Plaza, Plot No. C/1, Services 7, Lyons Range Block —G, Bandra kurla Bombay Stock Exchange Kolkata-700001 Complex, Bandra(E),Mumbai- Limited 400051 1st Floor, Phiroze Jee, Jeebhoy Tower, Bombay Samachar Marg, Mumbai- 400001 SCRIPT CODE: ORISSAMINE SCRIPTCODE: 590086 SCRIPTCODE: 25058 Sub: Compliance Certificate under Regulation 74(5) of the SEBI (Depositories and participants) Regulations, 2018 for the quarter ended 30th June, 2026. Dear Sir / Madam, In terms of Regulation 74(5) of the SEBI (Depositories and Participants) Regulations, 2018, please find enclosed the Compliance Certificate obtained from the Company's Registrar and Share Transfer Agents, M/s MUFG Intime India Private Limited for the quarter ended 30th June, 2026. Thanking you, For The Orissa Minerals Development Company Limited Pintu Ku. Biswal Company Secretary Encl:- As above. MUFG Intime India Private Limited (Formerly Link Intime India Private Limited) CIN: U67190MH1999PTC118368 Registered Address: C-101, Embassy 247, L.B.S. Marg, Vikhroli (West), Mumbai – 400083. Tel: +91 22 4918 6000 www.in.mpms.mufg.com 6 July 2026 The Company Secretary & Compliance Officer The Orissa Minerals Development Company Limited Reg. Office. Sail Office, Ground Floor, Plot No. 271, Bidyut Marg, Unit-IV, Sastri Nagar Bhubaneswar, Odisha-751 001 Dear Sir, Subject: Confirmation Certificate under Regulation 74(5) of Securities and Exchange Board of India (Depositories and Participants) Regulations, 2018. In reference to the above captioned regulation, we hereby confirm that the securities received from the depository participants for dematerialisation during the quarter ended 30th June 2026, were confirmed (accepted/rejected) to the depositories by us and that securities comprised in the said certificates have been listed on the stock exchanges where the earlier issued securities are listed. We hereby also confirm that the security certificates received for dematerialisation have been confirmed/rejected and the security certificates received were mutilated and cancelled after due verification by the depository participant and the name of the depositories have been substituted in the register of members as the registered owner within the prescribed timelines. We request you to kindly take note of the above in your records. Thanking You, Yours faithfully, For MUFG Intime India Private Limited (Formerly Link Intime India Private Limited) Ashok Shetty Sr. Vice President – Corporate Registry MUFG Intime India Private Limited A part of MUFG Corporate Markets, a division of MUFG Pension & Market Services