Certificate under SEBI (Depositories and Participants) Regulations, 2018

Ref: MGL/CS/SE/2026/706 Date: July 08, 2026 Head, Listing Compliance Department Head, Listing Compliance Department BSE Limited National Stock Exchange of India Limited P. J. Towers, Exchange Plaza, Bandra – Kurla Complex, Dalal Street, Bandra (East), Mumbai – 400 001 Mumbai – 400 051 Scrip Code: 539957 Symbol: MGL Dear Sir / Madam, Sub: Certificate under Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018 for the quarter ended June 30, 2026 We submit herewith the certificate received from our Registrar and Transfer Agent, MUFG Intime India Private Limited under Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018 for the quarter ended June 30, 2026. You are requested to take the above information on your records. Thanking You, Yours Sincerely, For Mahanagar Gas Limited Atul Prabhu Company Secretary & Compliance Officer Encl.: As above Regd. Office: MGL House, Block G-33, Bandra - Kurla Complex, Bandra (East), Mumbai - 400 051 T + 91 22 6678 5000 | E info@mahanagargas.com | W www.mahanagargas.com | CIN L40200MH1995PLC088133 An ISO 9001, 14001 & 45001 Certified Company MUFG Intime India Pvt. Ltd. CIN : U67190MH1999PTC118368 C-101, 247 Park, L.B.S. Marg, Vikhroli (West), Mumbai - 400 083 Phone: +91 22 4918 6000 Fax: +91 22 4918 6060 Email: mumbai@linkintime.co.in Website: www.linkintime.co.in To, Date: 08-07-2026 The Compliance Officer/ Company Secretary MAHANAGAR GAS LIMITED G-33 BLOCK, MGL HOUSE BANDRA-KURLA COMPLEX BANDRA (EAST), MUMBAI PINCODE : 400051 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 Pvt. Ltd (Formerly Known as Link Intime India Pvt. Ltd.) Ashok Shetty Vice President-Corporate Registry A part of MUFG Corporate Markets, a division of MUFG Pension & Market Services