BRSR for the year 2025-26

CS:01:100/26-27 01st August, 2026 To To Corporate Relations Department Corporate Listing Department BSE Limited National Stock Exchange of India Ltd. 1st Floor, New Trading Ring Exchange Plaza, 5th Floor Rotunda Building, Plot No.C-1, P J Tower Dalal Street G Block Bandra-Kurla Complex Bandra Mumbai 400 001. (East), Mumbai 400 051. BSE CODE: 500110 NSE CODE: CHENNPETRO ISIN: INE178A01016 SUBJECT: BUSINESS RESPONSIBILITY AND SUSTAINABILITY REPORT OF THE COMPANY FOR THE FY 2025-26 Dear Sir/Madam, Pursuant to Regulation 34(2)(f) of SEBI (Listing Obligations & Disclosure Requirements) Regulations 2015, we are submitting herewith the Business Responsibility and Sustainability Report ('BRSR') for the financial year ended 31st March 2026, which forms part of Integrated Annual Report for FY 2025-26. The aforesaid BRSR is also available on the website of the Company at https://cpcl.co.in/investors/financials/exchange-intimations/ . Please take the above on your record. Thanking You, Yours Faithfully, For Chennai Petroleum Corporation Limited Lalit Kumar Mohanty Encl: a/a Company Secretary Chennai Petroleum Corporation Limited BRSR Business Responsibility and Sustainability Reporting (BRSR) SECTION A: GENERAL DISCLOSURES I. Details of the listed entity Sl. No Required Information 1 Corporate Identity Number (CIN) of the Listed Entity L40101TN1965GOI005389 2 Name of the Listed Entity CHENNAI PETROLEUM CORPORATION LIMITED 3 Year of incorporation 30/12/1965 Chennai Petroleum Corporation Limited; No.536, 4 Registered office address Anna Salai, Teynampet, Chennai- 600018 Chennai Petroleum Corporation Limited; No.536, 5 Corporate address Anna Salai, Teynampet, Chennai- 600018 6 E-mail shankarp@cpcl.co.in 7 Telephone 044-24349833 8 Website www.cpcl.co.in 9 Financial year for which reporting is being done FY 2025-26 10 Name of the Stock Exchange(s) where shares are listed Bombay Stock Exchange, National Stock Exchange 11 Paid-up Capital INR 1,48,91,14,000/- Name: Shri P. Shankar Name and contact details (telephone, email address) of the person who 12 Telephone: 044-24346807 may be contacted in case of any queries on the BRSR report Email: shankarp@cpcl.co.in 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. Type of Reporting: Standalone for the entity and all the entities which form a part of its consolidated (i.e., excluding JV & Associates) financial statements, taken together). 14 Name of Assessment or Assurance Provider Bureau Veritas (India) Private Limited 15 Type of Assessment or Assurance obtained Reasonable Assurance II. Products/Services 16. Details of business activities (accounting for 90% of the turnover): Sl. No Description of Main Activity Description of Business Activity % of Turnover of the entity Processing of Crude Oil into Refined Petroleum 1 Manufacturing 100% products and other products 17. Products/Services sold by the entity (accounting for 90% of the entity’s Turnover): Sl. No Product / Service NIC Code % of total Turnover contributed 1 High Speed Diesel (HSD) 466/473 49.17% 2 Motor Spirit (MS) 466/473 12.64% 3 Naphtha 466 11.45% 4 Aviation Turbine Fuel (ATF) 466 10.10% 5 LPG 466/473 3.84% 6 Bitumen 466/473 3.65% III. Operation 18. Number of locations where plants and/or operations/offices of the entity are situated: Location Number of plants Number of offices Total National 2* 3 5 International 0 0 0 * Desalination plant at Ennore, Tamil Nadu and Windmill farm at Pushpattur, Tamil Nadu is integral part of the refinery and serves to the power and utility requirements of the refinery Chennai Petroleum Corporation Limited BRSR 19. Market Served by the entity: a. Number of locations Locations Number National (No. of States) 1 International (No. of Countries) Nil b. What is the contribution of exports as a percentage of the total turnover of the entity? N il; The company exclusively operates in India, with all its activities and sales limited to the domestic market. Nevertheless, CPCL exports certain petroleum products like HSD, Naphtha, and LOBS when local supply surpasses demand. These exports are managed through Indian Oil Corporation, where IOCL serves as the exporter and CPCL supports as the manufacturer. CPCL’s share in exports as a supporting manufacturer is 9.67%. c. A brief on types of customers CPCL primarily concentrates on supplying its petroleum products to its parent company, IOCL. Additionally, it caters to nearby petrochemical industries that use these products as essential raw materials for producing finished goods. CPCL also directly markets specialty items, including Food Grade Hexane, Mineral Turpentine Oil, and Paraffin Wax, to end consumers. Beyond its core petroleum offerings, CPCL further diversifies its portfolio by selling by - products such as Sulphur and Petroleum Coke directly to consumers, enhancing its market presence. Further strengthening its customer interface, CPCL has expanded into the retail fuel segment through CPCL SOOPER, its branded retail outlet initiative aimed at delivering high-quality fuels and enhanced customer experiences. CPCL SOOPER outlets are designed to offer differentiated services through a focus on fuel quality, convenience and customer-centric offerings. IV. Employees 20. Details as at the end of Financial Year: a. Employees and workers (including differently abled): Male Female Sl. No Particulars Total (A) No.(B) % (B/A) No.(C) % (C/A) Employees 1 Permanent (D) 739 662 90% 77 10% 2 Other than Permanent (E) 0 0 0 0 0 3 Total employees (D+E) 739 662 90% 77 10% Workers 4 Permanent (F) 664 654 98% 10 2% 5 Other than Permanent (G) 0 0 0 0 0 6 Total workers (F+G) 664 654 98% 10 2% b. Differently abled Employees and workers: Male Female Sl. No Particulars Total (A) No.(B) % (B/A) No.(C) % (C/A) Differently Abled Employees 1 Permanent (D) 20 20 100% 0 0% 2 Other than Permanent (E) 0 0 0 0 0 3 Total differently abled employees (D+E) 20 20 100% 0 0% Differently Abled Workers 4 Permanent (F) 18 17 94% 1 6% 5 Other than Permanent (G) 0 0 0 0 0 6 Total differently abled workers (F+G) 18 17 94% 1 6% Chennai Petroleum Corporation Limited BRSR 21. Participation/Inclusion/Representation of women: No. and percentage of Females Total (A) No. (B) % (B / A) Board of Directors 13 0 0% Key Management Personnel 1 0 0% 22. Turnover rate for permanent employees and workers (Disclose trends for the past 3 years) FY 2023-24 FY 2025-26 FY 2024-25 (Turnover rate in the year prior (Turnover rate in current FY) (Turnover rate in previous FY) to the previous FY) Male Female Total Male Female Total Male Female Total Permanent Employees 2.99% 0.43% 3.42% 4.25% 0.14% 4.39% 4.01% 0.07% 4.08% Permanent Workers 1.71% 0.14% 1.85% 2.19% 0.00% 2.19% 2.32% 0.00% 2.32% V. Holding, Subsidiary and Associate Companies (Including Joint Ventures) 23 a. Details as at the end of Financial Year: Name of holding / subsidiary / associate companies/ joint ventures Indicate whether Does the entity indicated at Name of the holding / subsidiary / Sl. holding/ Subsidiary/ % of shares held column A, participate in the associate companies / joint No Associate/ Joint by listed entity Business Responsibility initiatives ventures (A) Venture of the listed entity? (Yes/No) 1 Indian Oil Corporation Limited Holding 51.89% Yes 2 Indian Additives Limited Joint Venture 50% No National Aromatics and 3 Joint Venture 50% No Petrochemicals Corporation Limited Cauvery Basin Refinery and 4 Joint Venture 25% No Petrochemicals Limited* * The Board of IndianOil at its meeting held on 28.03.2024 has accorded in-principle approval for revision in capital structure of CBRPL with 75% equity from IndianOil and 25% equity from CPCL. However, the existing capital structure of CPCL holding 25% ,IOCL holding 25% and other seed investors holding 50% shall continue till approvals obtained from CCEA to ensure continuation of pre project activities. Upon IndianOil holding 75% equit [Showing first 8,000 characters — download PDF for full document]