Commencement of commercial production/operations

Leading Through Innovation July 20, 2026 To To BSE Limited National Stock Exchange of India Ltd Corporate Relationship Dept., Corporate Relationship Dept., Phiroze Jeejeebhoy Towers, Exchange Plaza, Plot No. C/1, G Block, Dalal Street, Mumbai 400001 Bandra-Kurla Complex, Bandra (East), Mumbai 400 051 Scrip Code: 544283 Symbol: ACMESOLAR Reference: Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 Subject: Update on commissioning of Battery Energy Storage System (BESS) Project Dear Sir/Madam, In continuation of our intimation dated July 15, 2026, we wish to inform that ACME Solar Holdings Limited (“ASHL”), through its wholly owned subsidiary i.e. ACME Suryodaya Private Limited, has commissioned 160.512 MWh capacity of Battery Energy Storage System (BESS) Project located at Village: Sanwara and Mehar Nagar, Tehsil-Pokhran, Dist: Jaisalmer, Rajasthan, on July 20, 2026. The Commercial operation date (COD) for the same shall be July 22, 2026. With this, ACME Suryodaya Private Limited has achieved a commissioned capacity of 285 MW / 1113.472 MWh. You are requested to take the same on your record. Thanking you, For ACME Solar Holdings Limited Rajesh Sodhi Company Secretary and Compliance Officer ACME Solar Holdings Limited CIN L40106HR2015PLC102129 Regd.. Office : Plot No .152, Sector-44, Gurugram 122002, Haryana, India Tel: +91-124-7117000 Fax : +91-124-7117001 Email : cs.acme@acme.in; Website: www.acmesolar.in;