Press Release

Leading Through Innovation September 16, 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 Sub: Press Release Dear Sir/Madam, Please find enclosed a Press Release titled “ACME Solar commissions 66.68 MW Solar Capacity and 300 MWh BESS Capacity in Rajasthan”. You are requested to take the same on your record. Thanking you, For ACME Solar Holdings Limited Rajesh Sodhi Company Secretary and Compliance Officer Encl: As stated Note: This is voluntary submission and not to be considered as an intimation under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements), Regulations, 2015. ACME Solar Holdings Limited CIN: L40106HR2015PLC102129 Corporate Office: 4th, 6th to 8th Floor, Block A1, DLF World Tech Park, DLF IT SEZ Silokhera, Sector 30, Gurugram, Haryana 122001 India Tel: +91-124-4507100 Fax: +91-124-7117001 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 ACME Solar commissions 66.68 MW Solar Capacity and 300 MWh BESS Capacity in Rajasthan Gurugram – September 16, 2026: ACME Solar Holdings Limited (ACME Solar), through its subsidiaries has commissioned 66.68 MW of Solar and 300 MWh of Battery Energy Storage System (BESS) capacities in Bikaner, Rajasthan, expanding its operational portfolio. Commissioning of Phase-I of ACME Solar’s first hybrid project ACME Solar, through its subsidiary, ACME Renewtech Private Limited, has commissioned Phase-I, comprising 66.68 MW solar out of the total 300 MW Solar capacity. The solar capacity is located at Kelan Village in Bikaner, Rajasthan. The capacity forms part of ACME Solar’s first hybrid renewable energy project, combining 300 MW of solar capacity with 100 MW of wind capacity. The Power Purchase Agreement (PPA) for the project has been signed with NTPC Limited and long-term project financing with PFC. ACME Solar expects to commission entire 300 MW solar capacity by the end of Q3 FY27. Following the commissioning of this project, the renewable energy operational capacity of ACME Solar is now approximately 3,057 MW. Commissioning of Phase-I of BESS capacity Separately, ACME Solar, through its subsidiary ACME Greentech Seventh Private Limited, has commissioned Phase-I of the Battery Energy Storage System (BESS) component of its FDRE project located at the same site. Phase-I comprises 53.63 MW / 300 MWh of BESS capacity out of the project’s total 300 MW / 1581 MWh BESS capacity. The project marks ACME Solar’s first assured off-peak power supply project for which the Power Purchase Agreement (PPA) for the project has been signed with SJVN Limited and long term project finance is with REC. ACME Solar expects to commission entire BESS capacity for this project by Q3 of the current fiscal. With this commissioning milestone, ACME Solar has crossed 4 GWh milestone in operational BESS capacity with total operational capacity of 4.16 GWh. About ACME Solar: ACME Solar Holdings Limited is a leading integrated renewable energy player with a diversified contracted portfolio of 8,370 MW spanning solar, wind, storage, FDRE and hybrid solutions and an operational capacity of ~3,057 MW and 4.16 GWh of BESS capacity. With an in-house EPC and O&M division, the company does end-to-end development and O&M of the plants, thereby delivering projects in a time & cost-effective manner while ensuring best in class operating performance evident in its industry leading CUF and operating margins. For Further Details Please Contact ACME Group Corporate Communications Frederick Castro Rimjim Bora Mob: +91 9920665176 Mob: +91 98732 10182 Email: frederick.castro@acme.in Email: rimjim.bora@acme.in