Certificate under SEBI (Depositories and Participants) Regulations, 2018

July 08, 2026 National Stock Exchange of India BSE Limited Luxembourg Stock Limited Exchange Scrip Code: AMBUJACEM Scrip Code: 500425 Code: US02336R2004 Sub.: Certificate under Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018 for the quarter ended June 30, 2026. Dear Sir / Madam, We submit herewith the confirmation certificate received from M/s. MUFG Intime India Pvt. Ltd. (Formerly Link Intime India Private Limited), Registrar and Share Transfer Agent (RTA) of the Company as per Regulation 74(5) of the SEBI (Depositories and Participants) Regulations, 2018 for the quarter ended June 30, 2026. The above disclosure is also available on the website of the Company www.ambujacement.com. We request you to kindly take the same on record. Thanking you, Yours Sincerely, For Ambuja Cements Limited Manish Mistry Company Secretary & Compliance Office Encl.: as above Ambuja Cements Limited Registered Office: Adani Corporate House Shantigram, Near Vaishno Devi Circle, S. G. Highway, Khodiyar, Ahmedabad – 382 421, Gujarat, India Ph +91 79-2656 5555 E mail: investors.relation@adani.com www.ambujacement.com CIN: L26942GJ1981PLC004717 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 AMBUJA CEMENTS LIMITED ADANI CORPORATE HOUSE, SHANTIGRAM, NR. VAISHNO DEVI CIRCLE, S. G. HIGHWAY KHODIYAR, AHMEDABAD PINCODE : 382421 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