Certificate under SEBI (Depositories and Participants) Regulations, 2018

13th July, 2026 The Manager The Manager – Listing Department of Corporate Services National Stock Exchange of India Limited BSE Limited Exchange Plaza, 5th Floor, ‘G’ Block, Phiroze Jeejeebhoy Towers, Bandra Kurla Complex, Dalal Street, Fort, Mumbai- 400 001 Bandra (East), Mumbai – 400 051 Scrip Code: 509635 SYMBOL: HINDCOMPOS National Securities Depository Limited Central Depository Services (India) Limited Trade World, A wing, 4th Floor, Marathon Futurex, A-Wing, Kamala Mills Compound, 25th Floor, NM Joshi Marg, Lower Parel, Mumbai - 400 013 Lower Parel, Mumbai 400 013 Dear Sir/Madam, Sub: Confirmation under Regulation 74(5) of the Securities and Exchange Board of India (Depositories and Participants) Regulations, 2018 With reference to the captioned subject, we hereby enclose a Certificate under Regulation 74(5) of the SEBI (Depositories and Participants) Regulations, 2018 for the quarter ended 30th June, 2026 received from M/s. MUFG Intime India Private Limited (formerly known as Link Intime India Private Limited), Registrar and Share Transfer Agent of our Company, confirming that the securities received for dematerialization have been confirmed/rejected and security certificates received were mutilated and cancelled after due verification and the name of the depository have been substituted in our records as the registered owner within the prescribed timelines and that the details are furnished to the Stock Exchanges and further certify that the securities which were dematerialized are listed on the Stock Exchanges where the earlier issued securities are listed. Kindly take the same on your record. Thanking you, Yours faithfully, For Hindustan Composites Limited Arvind Purohit Company Secretary & Compliance Officer Membership No. A33624 Encl.: A/a 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 Date : 01-07-2026 The Compliance Officer/ Company Secretary HINDUSTAN COMPOSITES LIMITED PENISULA BUSINESS PARK, A TOWER,8TH FLOOR, SENAPATI BAPAT MARG, LOWER PAREL MUMBAI PINCODE : 400013 Sub : Confirmation Certificate under Regulation 74(5) of Securities and Exchange Board of India (Depositories and Participants) Regulations, 2018. Dear Sir/Madam, 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