Outcome of Meeting of the Board of Directors held on October 22, 2026

October 22, 2026 BSE Limited National Stock Exchange of India Limited P. J. Towers, Exchange Plaza C-1, Block G, Dalal Street Bandra Kurla Complex, Mumbai - 400 001 Bandra (East), Mumbai - 400 051 Scrip Code: 532371 Scrip Symbol: TTML Dear Sir/Madam, Subject: Outcome of meeting of the Board of Directors held on October 22, 2026 Pursuant to Regulation 30 and 33 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“Listing Regulations”), as amended from time to time, please be informed that the Board of Directors of the Company, at its meeting held today, inter alia, considered and approved, the following: 1. Financial Results The Audited Financial Results of the Company for the quarter and half year ended September 30, 2026, prepared in accordance with the Indian Accounting Standards (Ind AS), were considered, approved and taken on record. A copy of the said Financial Results together with the Audit Report issued by M/s. Price Waterhouse Chartered Accountants LLP, Statutory Auditors of the Company, is enclosed as Annexure - A. M/s Price Waterhouse Chartered Accountants LLP, Statutory Auditors of the Company, have issued the Auditors’ Report with an unmodified opinion on the above-mentioned financial results is also included and forms part of Annexure - A. 2. Appointment of a Director Based on the recommendation of the Nomination and Remuneration Committee and subject to approval of the shareholders of the Company, the Board of Directors has approved the appointment of Mr Gaurav Gupta (DIN:11999617) as an Additional Director (Non-Executive and Non-Independent) with effect from October 23, 2026, subject to the approval by the shareholders of the Company. 3. Appointment of Company Secretary and Compliance Officer Based on the recommendation of the Nomination and Remuneration Committee, the Board of Directors has approved the appointment of Ms Sweety Mamodia (ICSI Membership No. A60253) as Company Secretary and Compliance Officer of the Company, effective from November 1, 2026. Ms Sweety Mamodia shall also be designated as Key Managerial Personnel of the Company pursuant to Section 203 and other applicable provisions, if any, of the Companies Act, 2013 and shall be authorised under Regulation 30(5) of the Listing Regulations for determining the materiality of any events or information and making the requisite disclosures to the Stock Exchanges with effect from her date of appointment. 4. Appointment of Senior Management Personnel Based on the recommendation of the Nomination and Remuneration Committee, the Board of Directors has approved the appointment of Mr Sai Pratyush, Vice President - Strategy and Mr Vaibhav Ambradkar, General Manager - Customer Experience Group, as Senior Management Personnel of the Company, effective from October 22, 2026. The details as required under Regulation 30 read with Para A of Schedule III (Part A) of the Listing Regulations, along with the additional details required under the Listing Regulations read with SEBI Master Circular No. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026, dated January 30, 2026, on continuous disclosure requirements, relating to aforesaid appointments are annexed as Annexure - B. The Board meeting commenced at 1129 hours (IST) and concluded at 1220 hours (IST). The aforesaid documents are also being placed on the website of the Company i.e., www.tatatelebusiness.com. This is for your information and record. Yours faithfully, For Tata Teleservices (Maharashtra) Limited Amit Gupta Company Secretary & Compliance Officer Membership No.: ACS 13518 Place: Navi Mumbai Encl.: As stated above