Disclosure under Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 - Credit Ratings

Larsen & Toubro Limited 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 September 1, 2026 BSE Limited National Stock Exchange of India Limited Phiroze Jejeebhoy Towers, Exchange Plaza, 5th Floor Dalal Street, Mumbai - 400 001 Plot No.C/1, G Block,Bandra-Kurla Complex, STOCK CODE: 500510 Bandra (E), Mumbai - 400 051 STOCK CODE: LT Dear Sirs/Madam, Sub: Disclosure under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (SEBI LODR) – Credit Ratings Pursuant to Regulation 30 of SEBI LODR read with Master Circular SEBI HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026, we wish to inform that India Ratings & Research Private Limited (India Ratings) has affirmed Larsen & Toubro Limited’s (L&T) Non-Convertible Debentures (NCDs) credit rating of ‘IND AAA’ with a Stable Outlook and Commercial Paper credit rating of ‘IND A1+’. The link for the rating as published by India Ratings is as follows: Press Release - India Ratings and Research Kindly take the same on record. Thanking You Yours faithfully, For Larsen & Toubro Limited Subramanian Narayan Company Secretary & Compliance Officer (ACS 16354)