Certificate under Reg. 74(5) of SEBI 9DP) Regulation

Date: 17/10/2026 To To, The Dy. Gen. Manager, National Stock Exchange of India Ltd. Corporate Relationship Dept., Exchange Plaza, BSE Limited Plot no. C/1, G Block PJ Tower, Dalal Street, Bandra-Kurla Complex, Bandra (E) Mumbai-400001 Mumbai-400051 Equity Scrip Code: 531845 Equity Scrip Name: ZENITHSTL Sub: Certificate under Regulation 74(5) of Securities and Exchange Board of India (Depositories and Participants) regulations, 2018 for the quarter and half year ended 30th September, 2026. Dear Sir/Madam, In Compliance with Regulation 74(5) of Securities and Exchange Board of India (Depositories and Participants) Regulations, 2018, we are enclosing herewith a copy of the Certificate received from M/s. Bigshare Services Pvt. Ltd, Registrar and Share Transfer Agent (RTA) of the Company for the quarter and half year ended 30th September, 2026. For Zenith Steel Pipes & Industries Limited MINAL UMESH POTE Director DIN: 07163539 ZENITH STEEL PIPES & INDUSTRIES LIMITED Corp. Off. : Dalamal House, 1st Floor, 206, J.B. Marg, Nariman Point, Mumbai - 400021. India. Tel.: +91 22 6616 8400 Email: zenith@zenithsteelpipes.com, www.yashbirlagroup.com CIN: L29220MH1960PLCO11773 Registered Office: Industry House, 5th Floor, 159, Churchgate Reclamation, Mumbai 400020 Ref No. BSS/74(5) Date: 15/10/2026 ZENITH STEEL PIPES AND INDUSTRIES LTD 5TH FLOOR, INDUSTRY HOUSE,159 CHURCHGATE RECLAMATION, MUMBAI 400020 Dear Sir/Madam, Sub: Certificate under Regulation 74(5) of the SEBI (Depositories and Participants) Regulations, 2018 for the quarter ended 30th September 2026. Ref: NSDL/CIR/II/5/2019 dated 25th January 2019 DSL/OPS/RTA/POLICY/2019/14 dated 25th January 2019. SEBI vide its letter ref no. MRD/DOP2/DSA2/OW/2019/2498/1 dated 24/01/2019 In reference to the above – captioned regulation we hereby confirm that the securities received from the depository Participants for dematerialization up to 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 exchange where the earlier issued securities are listed. We hereby confirm that the security certificates received for dematerialization have been mutilated & cancelled after due verification by the depository Participant and the name of the depositories have been substituted in register of members as registered owner within 15 days of receipt of certificate of securities. We request you to kindly take note of the above in your records. Thanking you, Yours faithfully, For Bigshare Services Pvt. Ltd., Sandeep More Authorised Signatory