Resignation

June 30, 2026 National Stock Exchange of India Limited BSE Limited Symbol: ACC Scrip Code: 500410 Sub.: Disclosure under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“SEBI Listing Regulations”). Dear Sir / Madam, Pursuant to the provisions of Regulation 30 and other applicable provisions of the SEBI Listing Regulations, please note below the change in the Senior Management Personnel (“SMP”) of the Company:  Resignation of Ms. Madhavi Isanaka from the position of Chief Digital Officer (Senior Management Personnel) effective from closure of business hours on June 30, 2026. The disclosure on the aforesaid matter pursuant to the SEBI Listing Regulations read with SEBI Master Circular no. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026, is given in Annexure A. The above intimation is also available on the website of the Company at www.acclimited.com. Kindly take the above on your record. Thanking you, Yours Sincerely, For, ACC Limited Bhavik Parikh Company Secretary & Compliance Officer Encl: As above ACC Limited Registered Office: Adani Corporate House Shantigram, Near Vaishnodevi Circle, S. G. Highway, Khodiyar, Ahmedabad – 382 421, Gujarat, India Ph +91 79-2656 5555 E mail: acc-investorsupport@adani.com www.acclimited.com CIN: L26940GJ1936PLC149771 Annexure A Details of Change in Senior Management Personnel (SMP): Sr. Particular Details of SMP 1 Name of Senior Management Ms. Madhavi Isanaka, Personnel (SMP) Chief Digital Officer 2 Reason for Change in Senior Resignation Management viz appointment, (Reason as mentioned in the resignation resignation, removal, death or letter attached) otherwise; 3 Date of appointment / cessation (as Cessation with effect from closure of applicable) & term of appointment business hours on June 30, 2026. 4 Brief Profile: (In case of Not Applicable Appointment of SMP/ Director) 5 Disclosure of relationship between Not Applicable directors: (In case of Appointment of Director) **** ACC Limited Registered Office: Adani Corporate House Shantigram, S. G. Highway, Khodiyar, Near Vaishnodevi Circle Ahmedabad – 382 421, Gujarat, India Ph +91 79-2656 5555 www.acclimited.com CIN: L26940GJ1936PLC149771