Company''s Samardung Tunnel (Teesta VI) project-incident update-Rescue Operation Concluded

CIN: L99999MH1949PLC007039 July 23, 2026 Bombay Stock Exchange Ltd., The National Stock Exchange of India Ltd. Phiroze Jeejeebhoy Towers, Exchange Plaza, Dalal Street, Bandra-Kurla Complex, Mumbai - 400 001 Mumbai - 400 051 Company Code No. 531120 Company Code: PATELENG Dear Sir/Madam, Sub: Company’s Samardung Tunnel (Teesta VI) project – incident update-Rescue Operations Concluded In continuation of the intimation dated July 21, 2026, an update regarding the captioned subject is submitted herein below: - The bodies of all 25 personnel trapped inside the tunnel have been retrieved. - The rescue operation was carried out through the coordinated efforts of the Sikkim District Administration, Sikkim Police, Sikkim government hospitals and paramedical staff, National Disaster Response Force (NDRF), the State Disaster Response Force (SDRF), State Authorities, Eastern Coalfields Limited, Western Coalfields Limited, NHPC team, Patel Engineering's project team and other emergency response agencies. - As an immediate measure of support, Patel Engineering Limited will provide ex-gratia assistance of ₹5 lakh to the next of kin of each deceased in this unfortunate incident. The Company stands in solidarity with the bereaved families during this period of immense sorrow and remains committed to extending all necessary assistance and support to them Kindly take the aforesaid on record. Thanking you, Yours faithfully For Patel Engineering Ltd. Shobha Shetty Company Secretary Membership No. F10047 REGD. OFFICE: Patel Estate Road, Jogeshwari (W), Mumbai – 400 102. India Phone +91 22 26767500, 26782916 Fax +91 22 26782455, 26781505 Email headoffice@pateleng.com Website www.pateleng.com