Pendency of Litigation(s)/dispute(s) or the outcome impacting the Company

September 10, 2026 BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers Exchange Plaza Dalal Street Bandra Kurla Complex Mumbai – 400 001 Bandra (East), Mumbai – 400 051 Scrip Code: 542760 Symbol: SWSOLAR Sub.: Update on ongoing material litigation(s) or dispute(s) Ref: Disclosure under Regulation 30 read with Para B of Part A of Schedule III of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“SEBI Listing Regulations”) Dear Sir/ Ma’am In continuation to our disclosure dated December 20, 2025 the details of change in the status and/ or any development in relation to ongoing material litigation(s) or dispute(s) are enclosed as ‘Annexure-A’ in accordance with the Master Circular No. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026. Kindly take the same on record. Yours faithfully, For Sterling and Wilson Renewable Energy Limited Jagannadha Rao Ch. V. Company Secretary Encl: As above Sterling and Wilson Renewable Energy Limited Regd. Office: Universal Majestic, 9th Floor, P. L. Lokhande Marg, Chembur (W), Mumbai - 400043 Phone: (91-22) 25485300 | Fax: (91-22) 25485331 | CIN: L74999MH2017PLC292281 Email: info@sterlingwilson.com | Website: www.sterlingandwilsonre.com Annexure – A Sr. Particulars Details 1 Name of the applicant Sterling and Wilson Solar Solutions, Inc., USA, a wholly owned step-down subsidiary of the Company (“SWSS”) 2 Name(s) of the Opposing party/ OEG Inc., USA (“OEG”) defendant 3 The details of any change in the status Further to our disclosure dated December 20, 2025, and / or any development in relation to SWSS has initiated a new arbitration against OEG to such proceedings pursue certain undetermined counterclaims, which were reserved in terms of the arbitration order dated March 13, 2025. A three-member arbitration panel has been constituted under the American Arbitration Association (AAA) rules. 4 In the case of litigation against key NA management personnel or its promoter or ultimate person in control, regularly provide details of any change in the status and / or any development in relation to such proceedings 5 In the event of settlement of the NA proceedings, details of such settlement including - terms of the settlement, compensation/penalty paid (if any) and impact of such settlement on the financial position of the listed entity Sterling and Wilson Renewable Energy Limited Regd. Office: Universal Majestic, 9th Floor, P. L. Lokhande Marg, Chembur (W), Mumbai - 400043 Phone: (91-22) 25485300 | Fax: (91-22) 25485331 | CIN: L74999MH2017PLC292281 Email: info@sterlingwilson.com | Website: www.sterlingandwilsonre.com