Certificate under SEBI (Depositories and Participants) Regulations, 2018

6th October, 2026 National Stock Exchange of India Ltd. BSE Ltd., Listing Department. Corporate Relation Department, Exchange Plaza, C-1, Block- G, Listing Department, Bandra Kurla Complex, Phiroze Jeejeebhoy Towers, Bandra (East) Mumbai – 400 051. Dalal Street, Mumbai – 400 001. Fax No. 26598235/8237/8347. Facsimile No. 22723121/22722037/2041 Symbol: DELTAMAGNT Scrip Code: 504286 Dear Sir/Madam, Sub: Certificate under Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018 for the quarter ended 30th September, 2026 Please find enclosed herewith a copy of Certificate under Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018 for the quarter ended 30th September, 2026 received from M/s. Purva Sharegistry (India) Private Limited, Registrar and Share Transfer Agent of the Company. You are requested to take the same on record & oblige. Thanking You. Yours faithfully, For Delta Manufacturing Limited Madhuri Pawar Company Secretary ACS No.: 54631 CC:- 1. National Securities Depository Limited 2. Central Depository Services India Limited PURVA SHAREGISTRY (I) PVT. LTD. (SEBI Regn. INR000001112 Category 1 Registrars to IPO & Share Transfer Agents) GST No. 27AAACP4924D1ZO • CIN No. U67120MH1993PTC074079 9 Shiv Shakti Industrial Estate, J. R. Boricha Marg, Near Lodha Excelus, Lower Parel East, Mumbai -400 011 Tel : 022-3199 8810 / 49614132 • Email: support@purvashare.com • Web : www.purvashare.com 01/10/2026 DELTA MANUFACTURING LIMITED - INE393A01011 Dear Sir/Madam. Sub : Confirmation Certificate under Regulation 74(5) of Securities and Exchange Board of India (Depositories and Participants) Regulations, 2018 As per Regulation 74(5) of Securities and Exchange Board of India (Depositories and Participants) Regulations, 2018, we hereby confirm that security received from the depository participants for dematerialisation during the quarter ended 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 confirmed/rejected and the security certificates received were mutilated and cancelled after due verification by the depository participant and the name of the depositories have been substituted in the register of members as the registered owner within the prescribed timelines. We request you to kindly take note of the above in your records. Thanking you, Yours faithfully, For Purva Sharegistry (India) Pvt. Ltd. Ms. Deepali Gaonkar Compliance Officer.