Closure of Trading Window for the quarter ended September 30, 2026

Reliance Communications Tel: +91 022 3038 6286 Limited mca.rocfiling@rcom.co.in Dhirubhai Ambani Knowledge City www.rcom.co.in Navi Mumbai - 400 710, India September 28, 2026 The General Manager The Manager Corporate Relationship Department National Stock Exchange of India Ltd. BSE Limited Exchange Plaza, C/1, Block G Phiroze Jeejeebhoy Towers Bandra - Kurla Complex, Sandra (East) Dalal Street, Fort, Mumbai 400 001 Mumbai 400 051 BSE Scrip Code: 532712 NSE Symbol: RCOM Dear Sir(s), Sub.: Closure of Trading Window for quarter ended September 30, 2026. This is to inform you that pursuant to the provisions of the SEBI (Prohibition of Insider Trading) Regulations, 2015 (as amended from time to time) and the "Reliance Communications Limited - Code of Conduct to Regulate, Monitor and Report trading in Securities and fair disclosure of Unpublished Price Sensitive Information" (the "Code"), the Trading Window, for dealing in the securities of the Company shall remain closed for the Directors, Designated Persons, their Immediate Relatives and Connected persons covered under the Code, from October 01, 2026 and will open after 48 hours of declaration of the Financial Results of the Company for the quarter ended September 30, 2026. You are requested to kindly take the above information on record. Thanking you. Yours faithfully, For Reliance Communications Limited Rakesh Gupta Company Secretary (Reliance Communications Limited is under corporate insolvency resolution process pursuant to the provisions of the Insolvency and Bankruptcy Code, 2016. With effect from June 28, 2019, its affairs, business and assets are being managed by, and the powers of the board of directors are vested in, the Resolution Professional, Mr. Anish Niranjan Nanavaty, appointed by Hon'ble National Company Law Tribunal, Mumbai Bench, vide order dated June 21, 2019 which was published on the website of the Hon'bfe National Company Law Tribunal, Mumbai Bench on June 28, 2019). Registered Office: Reliance Communications Limited. H Block, 1st Floor, Dhirubhai Ambani Knowledge City, Navi Mumbai -400 710 CIN No.: L45309MH2004PLC147531