Certificate under SEBI (Depositories and Participants) Regulations, 2018

INFRA 1'ROJECTS LIMITED ENGINEERING CONSULTANTS & CONTRACTORS Sigma-1 Corporates, Corporate House No. 6, Sindhu Bhavan Road, Nr. Mann Party Plot Cross Road, Bodakdev, Ahmedabad - 380 054. Gujarat, India. Telefax : +91 - 79 - 4008 6771-74. E-mail : elect@hecproject.com, Web. : www.hecprojects.in, CIN : L45200GJ2005PLC046870 Date: 8th October 2026 National Stock Exchange of India Limited Exchange Plaza, Plot no. C/1, G Block, Bandra-Kurla Complex, Bandra (E) Mumbai -400 051 Symbol: HECPROJECT Series: EQ Dear Sir/ Madam, Sub: Certificate Under Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018 for the Quarter ended 30th September, 2026 Pursuant to Regulation 74 (5) of Securities and Exchange Board of India (Depositories and Participants) Regulations, 2018, please find enclosed herewith Certificate furnished by a Cameo Corporate Services Limited, Registrar & Transfer Agent of the Company for the quarter ended on 30th September, 2026. Kindly acknowledge the same. Thanking You, For, HEC INFRA PROJECTS LIMITED ROftCTS LiMITED COMPANY SECRET ARY MEM NO.: A51011 Enclosure: As Above n -- - , . , CAMEO CORPORATE SERVICES LIMITED Ref: CAM/2026 05th October, 2026 The Company Secretary HEC INFRA PROJECTS LTD. Sigma 1, Corporate House No.6 Sindhu Bhavan Road Nr Mann Party Plot Cross Road Bodakdev Ahmedabad 380054. Dear Sir, Subject: Certificate under Regulation 74(5) of Securities and Exchange Board of India (Depositories and Participants) Regulations, 2018 for the quarter ended 30.09.2026. ------ With reference to the above captioned subject, we hereby confirm that the securities received from the depository participants for dematerialisation during the quarter ended 30th September, 2026, were confirmed (accepted/rejected) to the depositories by us and that securities comprised In the said certificates have been listed on the stock exchanges where the earlier Issued securities are listed. We hereby also confirm that the security certificates received for dematerialisation have been mutilated and cancelled after due verification by the depository participant and the name of the depositories have been substituted in register of members as the registered owner within stipulated time limit under captioned regulations. Thanking you Yours faithfully For CAMEO CORPORATE SERVICES LIMITED ASST.MANAGER (SHARES) CIN No:U67120TN1998PLC041613 'Subramanian Building', No.1, Club House Road, Chennai-600 002. Phone: (D) 044-40020710 / 044-2846 0390, Fax: 044-2846 0129 E-mail: cameo@cameoindia.com Website: www.cameoindia.com