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MAHANAGAR TELEPHONE NIGAM LIMITED (A GOVERNMENT OF INDIA ENTERPRISE) CIN L32101DL1986GOI023501 Registered and Corporate Office: Mahanagar Doorsanchar Sadan 5th Floor, 9 CGO Complex, Lodhi Road, New Delhi - 110 003. Tel: 011-24319020, Fax: 011-24324243, Website: www.mtnl.in, Email: mtnlcsco@gmail.com MTNL/SECTT/SE/2026 September 05, 2026 To, To, BSE Limited, National Stock Exchange of India Limited (NSE) Phiroze Jeejeebhoy Towers, Dalal Street, Fort, Exchange Plaza, Plot No. C/1, G Block Bandra Kurla Mumbai – 400 001. Complex, Bandra (East), Mumbai – 400 051 Scrip Code: 500108 Scrip Symbol: MTNL Sub: SUBMISSION OF BUSINESS RESPONSIBILITY AND SUSTAINABILTY REPORT (BRSR) OF MTNL FOR FY 2025-26 - reg Dear Sir, Pursuant to Regulation 34(2)(f) of SEBI (LODR) Regulations, 2015, please find enclosed herewith the Business Responsibility and Sustainability Report (BRSR) of MTNL for FY 2025-26, which also form part of the Annual Report of MTNL for FY 2025-26. Kindly take the above information on record. Thanking You, Yours faithfully (RATAN MANI SUMIT) COMPANY SECRETARY Encl: BUSINESS RESPONSIBILITY AND SUSTAINABILTY REPORT (BRSR) OF MTNL FOR FY 2025-26 4400tthh Annual Report 2025-26 ANNEXURE VII TO DIRECTORS’ REPORT BUSINESS RESPONSIBILITY & SUSTAINABILITY REPORT SECTION A: GENERAL DISCLOSURES I. DETAILS OF THE LISTED ENTITY 1. Corporate Identity Number (CIN) of the Listed Entity: L32101DL1986GOI023501 2. Name of the Listed Entity: Mahanagar Telephone Nigam Limited 3. Year of Incorporation: 1986 4. Registered Office Address: Mahanagar Doorsanchar Sadan, 5th Floor, 9, CGO Complex, Lodhi Road, New Delhi-110 003 5. Corporate Address: Mahanagar Doorsanchar Sadan, 5th Floor, 9, CGO Complex, Lodhi Road, New Delhi-110 003. 6. E-mail: mtnlcsco@gmail.com, mtnlcsco@bol.net.in 7. Telephone- 011-24317225 8. Website: www.mtnl.in 9. Financial Year for which Reporting is being done: 2025-26 10. Name of the Stock Exchange(s) where shares are listed: BSE Limited & National Stock Exchange of India Limited 11. Paid-up Capital: Rs 630 Crore 12. Name and Contact Details (telephone, email address) of the person who may be contacted in case of any queries on the BRSR report: Shri Ratan Mani Sumit, Company Secretary, Tel no. 011-24317225, Email ID mtnlcsco@gmail.com, mtnlcsco@bol.net.in 13. Reporting Boundary - Are the disclosures under this report made on a standalone basis (i.e. only for the entity) or on a consolidated basis (i.e. for the entity and all the entities which form a part of its consolidated financial statements, taken together) - Standalone Basis. 14. Name of the Assurance Provider – Not applicable as per SEBI/HO/CFD/CFD/SEC-2/P CIR/2023/122 dated 12.07.2023 and SEBI/HO/CFD/CFD-PoD-1/P/CIR/2025/42 dated 28.05.2025 as MTNL does not fall under the top 1000 listed entities by Average Market capitalisation from July 01, 2025 to December 31, 2025 15. Type of Assurance Obtained - Not applicable as per SEBI/HO/CFD/CFD/SEC-2/P/ CIR/2023/122 dated 12.07.2023 and SEBI/HO/CFD/CFD-PoD-1/P/CIR/2025/42 dated 28.05.2025 as MTNL does not fall under the top 1000 listed entities by Average Market Capitalisation from July 01, 2025 to December 31, 2025. 4400tthh Annual Report 2025-26 II. Products/Services 16. Details of Business Activities (accounting for 90% of the turnover): S. Description of Business % of Turnover of the Description of Main Activity NO. Activity entity 1. Basic & Other Services (Landline, Telecommunications 25.96% Broadband, FTTH, Cellular) 2. Infrastructure Leasing Infrastructure Leasing 34.53% 17. Products/Services sold by the Entity (accounting for 90% of the Entity’s Turnover) S. % of Total Turnover Name of Product/Service Nic Code No. Contributed 1. Wireless Telecommunication Activities 61201 & 1.15 Activities of Internet access by the operator of the 61202 wireless infrastructure (61201) Activities of maintaining and operating cellular and other telecommunication networks (61202) 2. Wired Telecommunication Activities 61101 & 24.81 Activities of Basic Telecom Services: telephone, 61104 telex, and telegraph (61101) Activities of providing internet access by the operator of the wired infrastructure (61104) 3. Infrastructure Leasing (68100) 68100 34.53 III. Operations 18. Number of Locations where Plants and/or Operations/Offices of the Entity are situated: Location Number of Plants Number of Offices Total National NA 3* 3 International** NA NA NA * Corporate Office, Delhi Unit and Mumbai Unit. For operational efficiency, Delhi and Mumbai Units have offices in different areas/zones of Delhi and Mumbai. **International Telecom Operations in 2 countries (Mauritius & Nepal) are served by Mahanagar Telephone Mauritius Limited (MTML), a Wholly Owned Oversees Subsidiary of MTNL in Mauritius and United Telecom Limited (UTL) Nepal a Joint Venture Company of MTNL in which MTNL holds 26.68% shares respectively. 19. Markets served by the Entity: a. Number of Locations Locations Number National (No. of States) 2* International (No. of Countries) NA *Delhi & Maharashtra (Mumbai) 4400tthh Annual Report 2025-26 b. What is the contribution of exports as a percentage of the Total Turnover of the Entity - Not Applicable c. A brief on types of customers: MTNL offers services in categories of wireless and wire-line telecommunication to the customers of MTNL The customers can use the various services such as Landline, Broadband, Mobile Services, FTTH, Leased Circuits, Enterprise services, MPLS, Industrial Training, Toll Free services, ISDN, EPABX, Universal Access Number, etc. MTNL and BSNL have entered into a “SERVICE AGREEMENT” on 22.11.2024 under which BSNL has been entrusted with the responsibility to undertake the maintenance and operational activities of MTNL’s Telecom Services w.e.f. 01.01.2025. According to the Service Agreement, BSNL shall be responsible to run MTNL's telecom services by undertaking maintenance and running activities of MTNL completely. Also, BSNL will invest capital (CAPEX) and other resources (OPEX) for the smooth running of the entire operation in Delhi and Mumbai. The CAPEX and related OPEX will be part of BSNL Balance sheet and EBITDA, and OPEX for MTNL assets will be part of MTNL EBTIDA. In pursuance of this agreement, creation of Delhi BA, BSNL in telecom operational area of MTNL Delhi and Mumbai BA, BSNL in the telecom operational area of MTNL Mumbai has been notified by BSNL and the procurement in MTNL is now being done through BSNL. IV. Employees 20. Details as at the end of Financial Year: 31.03.2026 a. Employees and Workers (including differently abled): S. Male Female Particulars Total (A) No. No. (B) % (B/A) No. (C) % (C/A) EMPLOYEES 1. Permanent (D) 2795 2263 80.97 532 19.03 2. Other than Permanent (E ) NOT APPLICABLE 3. Total Employees (D + E) 2795 2263 80.97 532 19.03 WORKERS 4. Permanent (F) 5. Other than Permanent (G) NOT APPLICABLE 6. Total Employees (F +G) b. Differently abled Employees and Workers: S. Male Female Particulars Total (A) No. No. (B) % (B/A) No. (C) % (C/A) DIFFERENTLY ABLED EMPLOYEES 1. Permanent (D) 25 23 92 2 8 2. Other than Permanent (E ) NOT APPLICABLE 4400tthh Annual Report 2025-26 S. Male Female Particulars Total (A) No. No. (B) % (B/A) No. (C) % (C/A) 3. Total Employees (D + E) 25 23 92 2 8 DIFFERENTLY ABLED WORKERS 4. Permanent (F) 5. Other than Permanent (G) NOT APPLICABLE 6. Total Employees (F +G) 21. Participation/Inclusion/Representation of Women No. and Percentage of Females Total (A) No. (B) % (B / A) Board of Directors 08 01 12.50 Key Management Personnel 02 00 0.00 22. Turnover Rate for Permanent Employees and Workers (Disclose trends for the past 3 years): FY 2025-26 FY 2024-25 FY 2023-24 Male Female Total Male Female Total Male Female Total Permanent Employees 0.551 0.395 0.515 0.571 0.688 0.593 0.552 0.058 0.610 Permanent Workers NOT APPLICABLE V. Holding, Subsidiary and Associate Companies (including Joint Ventures) 23. (a) Names of Holding / Subsidiary / Associate Companies / Joint Ventures Does the [Showing first 8,000 characters — download PDF for full document]