Please find enclosed herewith Business Responsibility and Sustainability Report for the Fy 2025-26

RHI MAGNESITA INDIA LTD. 19th & 20th Floor, DLF SQUARE, M-BLOCK, PHASE-II, JACRANDA MARG, DLF CITY, GURGAON- 122002, HARYANA, INDIA T +91 124 4299000 E corporate.india@rhimagnesita.com www.rhimagnesitaindia.com 4 September 2026 BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers Exchange Plaza, Bandra Kurla Complex Dalal Street, Mumbai-400001 Bandra (East), Mumbai STOCK CODE: 534076 STOCK CODE: RHIM Sub: Business Responsibility and Sustainability Report for the financial year 2025-26 Dear Sir/ Ma’am, Pursuant to Regulation 34 of Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015, read with applicable SEBI Circulars, if any, we are submitting herewith Business Responsibility and Sustainability Report (“BRSR”) for the financial year (“FY”) 2025-26, which also forms part of the Annual Report for FY 2025-26. The BRSR for FY 2025-26 is also available on the website of the Company at https://www.rhimagnesitaindia.com/uploads/pdf/627pdctfile_brsr_2026.pdf The above information is for your records. Thanking you, Yours faithfully, For RHI Magnesita India Limited Sanjay Kumar Company Secretary (ICSI Membership No.-17021) Encl: As Above Registered Office: Unit No.705, 7th Floor, Lodha Supremus, Kanjurmarg Village Road, Kanjurmarg (East), Mumbai-400042, T +91 22 49851200 CIN: L28113MH2010PLC312871 RHI Magnesita India Limited | Annual Report 2025-26 BUSINESS RESPONSIBILITY & SUSTAINABILITY REPORT SECTION A: GENERAL DISCLOSURES I. Details of the listed entity 1. Corporate Identity Number (CIN) of the Listed Entity : L28113MH2010PLC312871 2. Name of the Listed Entity : RHI Magnesita India Limited 3. Year of Incorporation : 2010 4. Registered office address : Unit No. 705, 7th Floor, Lodha Supremus, Kanjurmarg Village Road, Kanjurmarg (East), Mumbai -400042 Maharashtra, India 5. Corporate office address : 19th & 20th Floor, DLF Square, M-Block, Phase-II, Jacaranda Marg, DLF City, Sector-25, Gurugram -122002 Haryana, India 6. Company E-mail id : Corporate.india@rhimagnesita.com 7. Company Telephone Number : +91 124 4299000 8. Company Website : www.rhimagnesitaindia.com 9. Financial year for which reporting is being done : April 1, 2025 to March 31, 2026 10. Name of the Stock Exchange(s) where shares are listed : - National Stock Exchange of India Limited (Scrip Code: RHIM) - BSE Limited (Scrip Code: 534076) 11. Paid-up capital (as on March 31, 2026) : `206,501,426 12. Name and contact details (telephone, email address) of the : Azim Syed, Chief Financial Officer person who may be contacted in case of any queries on the Contact no.: +91 124 4299000 BRSR report E-mail ID: Azim.Syed@rhimagnesita.com 13. Reporting boundary : The financial, environmental, social and governance disclosures made in this report are on a standalone basis i.e. for RHI Magnesita India Limited 14. Name of the assurance provider : Nayyar Maniar Sharma & Associates LLP 15. Type of assurance obtained : Limited Assurance Throughout this Report, the phrase “RHIM” or “RHIM India” or “the Company” refers to the RHI Magnesita India Limited. II. Products/services 16. Details of business activities (accounting for 90% of the turnover): Sr. No. Description of main activity Description of business activity % of turnover of the entity 1. Manufacturing, Trading and The Company is one of the prominent manufacturer 100 Sale of Refractories and and trader of specialized refractory products and total Services thereof. refractory solution provider. Corporate Overview | Statutory Reports | Financial Reports 17. Products/Services sold by the entity (accounting for 90% of the entity’s turnover): Sr. No. Product/Service NIC Code % of total turnover contributed 1. Manufacturing, Trading and Sale of Refractories and 2391 100 Services thereof. III. Operations 18. Number of locations where plants and/or operations/offices of the entity are situated: Total number of plants and/ Location Number of operational locations Number of offices or operations/offices National 4 48 52 International 0 0 0 19. Markets served by the entity: a. Number of locations Locations Number National (No. of States) All states & Union Territories International (No. of Countries) 60+ Countries b. What is the contribution of exports as a percentage of the total turnover of the entity? 11.48% of total turnover of standalone entity. c. A brief on types of customers Customers of the Company primarily are producers of Iron, Steel, Cement, Lime, Non-Ferrous Metals, Glass situated in India and abroad spread throughout the World IV. Employees 20. Details as at the end of Financial Year March 31, 2026 a. Employees and workers (including differently abled): Male Female Sr. No. Particulars Total (A) No. (B) % (B/A) No. (C) % (C/A) Employees 1. Permanent (D) 1,292 1,196 92.57 96 7.43 2. Other than Permanent (E) 5 5 100.00 0 0.00 3. Total Employees (D+E) 1,297 1,201 92.60 96 7.40 Workers 1. Permanent (F) 349 348 99.71 1 0.29 2. Other than Permanent (G) 1,925 1,657 86.07 268 13.92 3. Total Workers (F+G) 2,274 2,005 88.17 269 11.82 RHI Magnesita India Limited | Annual Report 2025-26 b. Differently abled Employees and workers: Male Female Sr. No. Particulars Total (A) No. (B) % (B/A) No. (C) % (C/A) Employees 1. Permanent (D) 0 0 0.00 0 0.00 2. Other than Permanent (E) 0 0 0.00 0 0.00 3. Total Employees (D+E) 0 0 0.00 0 0.00 Workers 1. Permanent (F) 0 0 0.00 0 0.00 2. Other than Permanent (G) 0 0 0.00 0 0.00 3. Total Workers (F+G) 0 0 0.00 0 0.00 21. Participation/Inclusion/Representation of women No. and percentage of Females Category Total (A) No. (B) % (B/A) Board of Directors 8 1 12.50% Key Management Personnels 1* 0 0.00 * Excluding Chairman, Managing Director & CEO and Whole Time Director who are forming part of Board of Directors 22. Turnover rate for permanent employees and workers FY 2025-26 FY 2024-25 FY 2023-24 Category Male Female Total Male Female Total Male Female Total Permanent employees and workers 9.63 10.29 9.67 10.66 17.10 11.05 14.00 2.00 16.00 V. Holding, Subsidiary and Associate Companies (including Joint Ventures) 23. Names of Holding / Subsidiary / Associate Companies / Joint Ventures Indicate whether Does the entity indicated at Holding/ column A, participate in the Name of the Holding/ Subsidiary/ % of shares held by Sr. No. Subsidiary/ Business Responsibility Associate Companies/ Joint Ventures listed entity Associate/ Joint initiatives of the listed entity? Venture (Yes/No) 1. RHI Magnesita N.V. Ultimate Holding 56.07% through No its subsidiary companies holds shares in listed entity 2. RHI Magnesita India Refractories Limited Subsidiary 100% No 3. Intermetal Engineers (India) Private Limited Subsidiary 100% No 4. RHI Magnesita Seven Refractories Limited* Stepdown 100 % through No Subsidiary subsidiary 5. Ashwath Technologies private Limited# Stepdown 100% through No Subsidiary subsidiary * Subsidiary of RHI Magnesita India Refractories Limited merged and got merged into it with effect from February 2, 2026. # Became subsidiary of Intermetal Engineers (India) Private Limited with effect from August 1, 2025. Corporate Overview | Statutory Reports | Financial Reports VI. CSR Details 24. Details of CSR: (Amount in ` Lakh) Sr. No. Particulars Details (i) Whether CSR is applicable as per section 135 of Companies Act, 2013 (Yes/No) Yes (ii) Turnover 335,658.78 (iii) Net worth 353,706.49 VII. Transparency and Disclosures Compliances 25. Complaints/Grievances on any of the principles (Principles 1 to 9) under the National Guidelines on Responsible Business Conduct: The Company has identified its external and internal stakeholders through stakeholder mapping and periodic stakeholder engagement exercises. The Company has implemented a Grievance Redressal Mechanism to address Grievances if any raised by any group of Stakeholders i.e., by both External and Internal stakeholders. FY 2025-26 FY 2024-25 Grievance Redressal Mechanism in Place Stakeholder Number of [Showing first 8,000 characters — download PDF for full document]