ACME Solar Holdings Limited , through its wholly owned subsidiary ACME Sun Power Private Limited, has commissioned additional capacity of its Battery Energy Storage System (BESS) Project. In continuation of its intimation dated April 06, 2026, the company confirmed that the additional capacity of 33.333 MW/160.480 MWh was commissioned on May 04, 2026, at the project site located in Badi Sid village, Tehsil-Bap, District: Phalodi and Jodhpur, Rajasthan. The Commercial Operation Date (COD) for this additional capacity is scheduled for May 06, 2026.

Project Details

The commissioning of this additional capacity marks a significant expansion in the company's energy storage capabilities. The BESS project represents a strategic investment in energy storage infrastructure, supporting grid stability and renewable energy integration.

Cumulative Capacity

With the successful commissioning of the additional capacity, ACME Sun Power Private Limited has now achieved a total commissioned capacity of 200.003 MW/962.940 MWh. This milestone demonstrates the subsidiary's continued progress in expanding its energy storage portfolio.

Regulatory Compliance

The announcement was submitted to BSE Limited and National Stock Exchange of India Ltd in compliance with Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015. The intimation was signed by Rajesh Sodhi, Company Secretary and Compliance Officer of ACME Solar Holdings Limited.

ACME Solar Holdings Limited has informed stock exchanges that its wholly owned subsidiary, ACME Aklera Power Technology Private Limited, has had its appeal admitted before the Hon'ble Appellate Tribunal for Electricity. The development relates to disallowed claims of Basic Customs Duty and GST of ~Rs. 7.82 crores, originally arising from an order passed by the Rajasthan Electricity Regulatory Commission. The disclosure was made under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, on May 4, 2026.

Background: Rajasthan Electricity Regulatory Commission Order

The Rajasthan Electricity Regulatory Commission, in its order dated November 13, 2025, had disallowed certain claims pertaining to Basic Customs Duty and GST amounting to ~Rs. 7.82 crores. These disallowed claims prompted ACME Aklera Power Technology Private Limited, a wholly owned subsidiary of ACME Solar Holdings, to challenge the order through a formal appeal before the Appellate Tribunal for Electricity.

Appeal Admitted for Further Hearing

The key details of the regulatory development are summarised below:

The Tribunal admitted the appeal for further hearing vide its order dated April 29, 2026, which was received by the company on May 4, 2026. This admission marks a continuation of the proceedings that were first intimated to the exchanges on November 14, 2025, following the original commission order.

Regulatory Disclosure

The disclosure was filed in compliance with Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, read with the SEBI Master Circular bearing reference no. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026. The company confirmed that the proceedings do not involve any key management personnel, promoters, or the ultimate person in control, and that no settlement has been reached. The filing was signed by Rajesh Sodhi, Company Secretary and Compliance Officer of ACME Solar Holdings Limited.