General Updates

TENNECO CLEAN AIR INDIA LIMITED (formerly known as Tenneco Clean Air India Private Limited) CIN: L29308TN2018FLC126510 Telephone: +2135 612501/506 Email: Tennecoindiainfo@tenneco.com Website: www.tennecoindia.com Date: August 6, 2026 To To National Stock Exchange of India Limited BSE Limited Exchange Plaza, C-1, Block G Phiroze Jeejeebhoy Towers Bandra Kurla Complex, Dalal Street, Bandra (E), Mumbai – 400051 Mumbai – 400001 Scrip Symbol: TENNIND Scrip Code: 544612 Subject: Business Responsibility and Sustainability Report for the financial year ended March 31, 2026 Dear Sir/Madam, In terms of the requirements of Regulation 34(2)(f) of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we are submitting herewith the Business Responsibility and Sustainability Report (BRSR) for the financial year 2025-26. The BRSR also forms part of the Integrated Annual Report for the financial year 2025-26, submitted to the stock exchanges vide our letter dated August 6, 2026. You are requested to kindly take the same on record. Sincerely, For Tenneco Clean Air India Limited Roopali Singh Company Secretary and Compliance Officer Membership No: A15006 Place: Gurugram Encl: as above Registered Office: RNS2, Nissan Supplier Park, SIPCOT Industrial Park Oragadam Industrial Corridor, Sriperumbudur, Taluk, Kancheepuram, Tamil Nadu, India, 602105 Business Responsibility & Sustainability Report 2025-26 TTeennnneeccoo CClleeaann AAiirr IInnddiiaa LLiimmiitteedd Section GENERAL DISCLOSURES At Tenneco Clean Air India, sustainability is embedded in the way the business operates and creates long-term value. Guided by The Tenneco Way, the Company seeks to deliver responsible manufacturing, operational excellence, and trusted customer partnerships while maintaining a strong focus on people, products, the environment, and governance. As a key part of the automotive supply chain, Tenneco Clean Air India combines manufacturing capability, engineering discipline, and local execution to serve customers reliably and responsibly. This section presents an overview of the Company’s organizational profile, operational footprint, workforce, and overall business context that together form the foundation of its Business Responsibility and Sustainability journey. 100+ 2,000+ 11 years of Workforce in India Countries served Tenneco Global legacy through exports 01-62 Business Responsibility & Sustainability Report Tenneco Clean Air India Limited I. Details of the listed entity 1 Corporate Identity Number (CIN) of the Listed Entity L29308TN2018FLC126510 2 Name of the Listed Entity Tenneco Clean Air India Limited ("Tenneco Clean Air India/the Company") 3 Year of incorporation 2018 4 Registered office address RNS2, Nissan Supplier Park, SIPCOT Industrial Park Oragadam Industrial Corridor, Sriperumbudur, Taluk, Kancheepuram, Tamil Nadu, India, 602105 5 Corporate address Paras Twin Towers, 10th Floor, Tower - B, Village Haiderpur Viran, Sector - 54, Gurugram -122002, Haryana, India 6 E-mail tennecoindiainfo@tenneco.com 7 Telephone +91 124 4784 530 8 Website www.tennecoindia.com 9 Financial year for which reporting is being done April 1, 2025 – March 31, 2026 10 Name of the Stock Exchange(s) where shares are a. BSE Limited listed b. National Stock Exchange of India Limited 11 Paid-up Capital (INR) 4,03,60,43,090 12 Name and contact details (telephone, email Mr. Arvind Chandrasekharan, Whole Time Director & CEO address) of the person who may be contacted in Tel: +91 124 4784 530 case of any queries on the BRSR report Email: tennecoIndiaInvestors@tenneco.com 13 Reporting boundary - Are the disclosures under Disclosures under this Report are made on a standalone this report made on a standalone basis (i.e., only for basis. 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). 14 Name of assurance provider Adwin Advisory Services Private Limited 15 Type of assurance obtained Reasonable assurance on Core parameters. II. Products/services 16. Details of business activities (accounting for 90% of the turnover): S. No. Description of Main Activity Description of Business Activity % of Turnover of the entity 1. Manufacturing Automotive Components 100% 17. Products/Services sold by the entity (accounting for 90% of the entity’s Turnover) S. No. Product/Service NIC Code % of total Turnover contributed 1. Exhaust System of motor vehicles 29301 97.31% 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 4 1* 5 International - - - *The number of offices do not include the warehouses of the Company Tenneco Clean Air India Limited 19. a. Markets served by the entity: Locations Number National (No. of States) 14 International (No. of Countries) 11 b. What is the contribution of exports as a percentage of the total turnover of the entity ? Exports contributed about 4% of the total turnover of the Company during the reporting period. c. A brief on types of customers The Company manufactures and supplies critical, highly engineered and technology intensive clean air solutions to all major Automotive Original Equipment Manufactures (OEMs). Its customer base spans across OEMs who use our products in: (i) passenger vehicles (“PVs”), (ii) commercial vehicles (“CVs”), which comprises commercial trucks (“CTs”) and off-highway vehicles (“OHs”), and (iii) industrial and other applications, which comprises generator sets, small commercial vehicles with gross vehicle weight of less than 3.5 tons, two wheelers and three wheelers (“Industrial/Others”). IV. Employees At Tenneco Clean Air India, our employees are the foundation of our success. We are committed to fostering a workplace that values people, promotes growth, and encourages every individual to reach their full potential. Guided by our People, Performance, and Pride (P3) philosophy, we empower employees through meaningful development opportunities, a culture of accountability and recognition, and an unwavering focus on health, safety, and wellbeing. By investing in our people and creating an inclusive, supportive environment, we enable our employees to thrive both professionally and personally, while driving sustainable growth and long-term value for the organization. 20. Details as at the end of financial year (FY2025-26) 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) 415 398 95.90% 17 4.10% 2 Other than Permanent (E) 10 8 80.00% 2 20.00% 3 Total employees (D + E) 425 406 95.53% 19 4.47% WORKERS 4 Permanent (F) 199 199 100.00% - - 5 Other than Permanent (G) 1,906 1,818 95.38% 88 4.62% 6 Total workers (F + G) 2,105 2,017 95.82% 88 4.18% 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) 2 Other than Permanent (E) Nil 3 Total employees (D + E) DIFFERENTLY ABLED WORKERS 4 Permanent (F) 5 Other than Permanent (G) Nil 6 Total workers (F + G) 01-62 Business Responsibility & Sustainability Report Tenneco Clean Air India Limited 21. Participation/Inclusion/Representation of women No. and percentage of Females (B) Representative Stakeholder Total (A) No. (B) % (B / A) Board of Directors (BOD) 8 1 12.50% Key Management Personnel (KMP)* 3 1 33.33% *Key Management Personnel includes the CEO & Whole-time Director of the Company who is also on Board of the Company. 22. Turnover rate for permanent employees and workers FY2023-24 FY 2025-26 FY 2024-25 (Turnover rate in prior to (Turnover rate in current FY) (Turnover rate in previous FY) previous FY) Male Female Total Male Female Total Male Female Total Turnover rate for 19.54% 36.36% 20.44% 24.12% 10.26% 23.34% 22.96% 23.08% 22.97% Permanent Employees (%) Turnover rate for [Showing first 8,000 characters — download PDF for full document]