Certificate under SEBI (Depositories and Participants) Regulations, 2018

W.S. Industries (India) Limited WSI/SECTL/SE/26-27/51 6th October, 2026 M/s. BSE Ltd. M/s. National Stock Exchange of India Ltd Phiroze Jeejeebhoy Towers, 25th Floor, Regd. Office: “Exchange Plaza” Dalal Street, Mumbai – 400 001. Bandra (East), Mumbai -400 051. Scrip Code: 504220. Symbol: WSI Dear Sir, Sub: Submission of Certificate under Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018 received from Registrar and Share Transfer Agent for the quarter ended 30th September, 2026. Pursuant to the Regulation 74(5) of SEBI (Depository and Participants) Regulations, 2018, we hereby submit the certificate received from the Company’s Registrar and Share Transfer Agent (RTA) i.e., M/s. Integrated Registry Management Services Private Limited, confirming compliance with the requirements prescribed under the said Regulation, for the quarter ended 30th September, 2026 covering the period from 1st July, 2026 to 30th September, 2026. Kindly take the same on record and acknowledge the receipt. Thanking you Yours Faithfully For W.S. INDUSTRIES (INDIA) LIMITED V. Balamurugan Company Secretary Registered Office : 3rd Floor, New No.48, Old No. 21, Savidhaanu Building, Casa Major Road, Egmore, Chennai - 600 008 Tamil Nadu, India Contact : (91) - 89258 02400 CIN : L42909TN1961PLC004568 Dept E-mail : sectl@wsigroup.in Website : wsindustries.in October 03, 2026 W. S. INDUSTRIES (INDIA) LIMITED 3rd Floor, New No.48, Old No.21, Savidhaanu Building, Casa Major Road, Egmore, Chennai, Tamil Nadu, 600008 Kind Attn.:Mr. V Balamurugan, Company Secretary Dear Sir, SUB: Confirmation Certificate in the matter of Regulation 74(5) of Securities and Exchange Board of India (Depositories and Participants) Regulations, 2018. In reference to the captioned regulation, we hereby confirm that the securities received from the Depository Participants for dematerialisation during the quarter ended 30th September 2026, were confirmed (accept / rejected) to the depositories by us and that securities comprised in the said certificates have been listed on the stock exchanges. We 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 15 days. This is for your information and records. Thanking you, Yours faithfully, for Integrated Registry Management Services Private Limited, Uma maheswari M Authorised Signatory Integrated Registry Management Services Private Limited 2nd Floor, “Kences Towers”, No. 1 Ramakrishna Street, North Usman Road, T Nagar, Chennai – 600 017 Phone: 044-28140801 – 03 Fax : 044-28142479 E-mail: einward@integratedindia.in website : www.integratedindia.in Regd. Office : 2ND Floor “Kences Towers”, No. 1 Ramakrishna Street, North Usman Road, T Nagar, Chennai – 600 017 CIN: U74900TN2015PTC101466 “Appointment of Nominee is not an option but your Right. Please exercise your right to nominate”