Updates

Larsen & Toubro Limited e LARSEN & TOUBRO Secretarial Department L&T House, Ballard Estate Narottam Morarjee Marg Mumbai - 400 001, INDIA Tel: +91 22 6752 5656 Fax: +91 22 6752 5858 www.Larsentoubro.com Email: igrc@larsentoubro.com CIN:L99999MH1946PLC004768 June 27, 2026 BSE Limited National Stock Exchange Of India Limited Phiroze Jejeebhoy Towers, Exchange Plaza, 5th Floor Dalal Street, Plot No.C/1, G Block, Bandra-Kurla Complex MUMBAI - 400 001 Bandra (E), Mumbai - 400 051 STOCK CODE: 500510 STOCK CODE: LT Dear Sirs/Madam Sub: Disclosure under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (SEBI LODR) – ESG Credit Rating Pursuant to Regulation 30 of SEBI LODR read with master circular HO/49/14/14(7)2025-CFD- POD2/I/3762/2026 dated January 30, 2026, we wish to inform you that SES ESG Research Private Limited (SES) has on June 24, 2026, has revised the Company’s ESG score from “71.3” to “69.8”. ESG score declined marginally, primarily due to lower Environmental and Social performance. Environmental performance was impacted by renewable energy usage, sustainable procurement, supplier assessments and wastewater management, despite progress on green building certifications and sustainability targets. Social performance was affected by safety incidents, workplace grievances, diversity-related metrics and customer complaints. Governance performance improved due to strong Board oversight, clean audit reports and enhanced ESG disclosures, though moderated by certain independence and related party transaction concerns. Please note that the Company has not engaged SES for ESG Rating. SES has independently prepared the report based on data available in public domain. This disclosure is made based on the information received by the undersigned today. Kindly take the above on record. Thanking You Yours sincerely, For Larsen & Toubro Limited Subramanian Narayan Company Secretary & Compliance Officer (ACS 16354) An ISO 9001:2015 Certified Department