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

Registered Office: Dhirubhai Ambani Knowledge City Reliance Centre, Ground Floor, Reliance Power Limited Thane Belapur Road, 19, Walchand Hirachand Marg, CIN: L40101MH1995PLC084687 Koparkhairane, Ballard Estate, Mumbai - 400 001 Navi Mumbai 400 710 T el: +91 22 4303 1000 www.reliancepower.co.in September 25, 2026 BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers Exchange Plaza, 5th Floor, Dalal Street, Fort, Plot No. C/1, G Block,Bandra-Kurla Complex, Mumbai 400 001 Bandra (East), Mumbai 400 051 BSE Scrip Code : 532939 NSE Scrip Symbol: RPOWER Dear Sir(s), Sub: Disclosure under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (‘Listing Regulations’) Pursuant to Regulation 30 of the Listing Regulations read with SEBI Circular No. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026, the requisite disclosure is set out in Annexure A to this letter. Thanking you. Yours faithfully, For Reliance Power Limited Ramandeep Kaur Company Secretary Encl: As above Annexure A Resignation of Shri Sachin Mohapatra (DIN: 07791421) as a Non-Executive and Non- Independent Director Sr. Disclosure Item Details 1. Name of the Director : Shri Sachin Mohapatra 2. Reason for change viz. appointment, : Resignation reappointment, resignation, removal, death or otherwise 3. Date of appointment / reappointment / : September 25, 2026 cessation (as applicable) & term of appointment/re-appointment 4. Brief profile (in case of appointment) Not Applicable 5. Disclosure of relationships between : Not Applicable directors (in case of appointment of a director) 6. Letter of resignation along with reasons : Enclosed as Annexure B for change Annexure B