Vedanta Aluminium Corrects BESS Capacity to 142.5-150MW

Nature of Update

This is a correction filing to rectify an inadvertent error in a previous disclosure made on July 30, 2026 (Letter No. VAML/Sec./SE/26-27/21).

Key Operational or Strategic Points

• The company has executed definitive agreements with Serentica Renewable India 9 Private Limited (SRI9PL) for integration of a Battery Energy Storage System (BESS).
• The corrected capacity of the BESS is 142.5-150 MW with 90-95% assured supply.
• This BESS will utilize the existing 600 MW Solar Power Delivery Agreement (PDA).
• The annexure to the original letter dated July 30, 2026, should be read as amended with these revised figures.

Material Financial Impact

No specific financial impact, deal value, funding source, or revenue contribution was disclosed in this correction filing.

Reference Regulation

SEBI Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015.