Newspaper Publication in connection with the 31st Annual General Meeting of the Company under Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015

Ref: MGL/CS/SE/2026/713 Date: 31st July, 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: Newspaper Advertisement in connection with the 31st Annual General Meeting (“AGM”) of the Company under Regulation 30 of SEBI (Listing Obligations Disclosure Requirements) Regulations, 2015 In terms of Regulation 30 of SEBI (Listing Obligations Disclosure Requirements) Regulations, 2015, please find enclosed herewith copies of newspaper advertisements published on July 31, 2026 in The Financial Express (in English) and Loksatta (in Marathi) for giving information pertaining to the 31st AGM of the Company scheduled to be held on Tuesday, August 25, 2026, through video conferencing / other audio-visual means. This will also be hosted on the Company’s website, at www.mahanagargas.com This is for your information and records. Thanking You, Yours Sincerely, For Mahanagar Gas Limited Atul Prabhu Company Secretary & Compliance Officer Encl: As above