Certificate under Reg 74(5) of SEBI (DP) Regulations, 2018

SECY/S.E./2026-27 October 04, 2026 BSE Limited Department of Corporate Services Phiroze Jeejeebhoy Towers, 25th Floor, Dalal Street, Mumbai – 400 001 Scrip code: 506854 Dear Sir/madam, Sub: Certificate under Regulation 74(5) of the SEBI (Depositories and Participants) Regulation, 2018 for the quarter ended June 30, 2026 In compliance with Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018, please find the enclosed certificate dated October 03, 2026, received from Integrated Registry Management Services Private Limited, Registrar and Share Transfer Agents (RTA) of the Company, for the quarter ended September 30, 2026. This is for your information and record. Thanking you, Sincerely yours, For TANFAC Industries Limited Vinod Kumar. S Company Secretary & Compliance Officer TANFAC INDUSTRIES LIMITED (Joint Sector Company with TIDCO and Anupam Rasayan India Ltd.) Registered Office & Factory: 14, SIPCOT Industrial Complex, Cuddalore – 607 005, Tamil Nadu, India Tel: + 91 4142 239001 – 05| Fax: + 91 4142 239008 | Website: www.tanfac.com Chennai Office: Oxford Centre, 1st Floor, 66, Sir C.P. Ramaswamy Road, Alwarpet, Chennai 600 018, TN, India Tel.: +91-44-2499 0451/0561/0464 Fax: +91-44-2499 3583 GST: 33AAACT2591A1ZU | CIN: L24117TN1972PLC006271 October3,2026 M/sTanfacIndustriesLtd PlotNo.14,SipcotIndustrialComplex Kudikadu Cuddalore–607005 KindAttn:MrVinodKumarS–CompanySecretary DearSir, SUB:ConfirmationCertificateinthematterofRegulation74(5)ofSecuritiesandExchangeBoardof India(DepositoriesandParticipants)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) by us, to the depositories and to every Stock Exchange where securities arelistedandthatsecuritiescomprisedinthesaidcertificateshavebeenlistedonthestockexchanges. 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 beensubstitutedinregisterofmembersastheregisteredowner, within 15days. Thankingyou, Yoursfaithfully, forINTEGRATEDREGISTRYMANAGEMENTSERVICESPRIVATELTD., AuthorisedSignatory. IntegratedRegistryManagementServicesPrivateLimited 2ndFloor,“KencesTowers”,No.1RamakrishnaStreet,NorthUsmanRoad,TNagar,Chennai–600017 Phone:044-28140801–03Fax:044-28142479E-mail:einward@integratedindia.in website:www.integratedindia.in Regd.Office:2NDFloor“KencesTowers”,No.1RamakrishnaStreet,NorthUsmanRoad,TNagar,Chennai–600017 CIN:U74900TN2015PTC101466 “AppointmentofNomineeisnotanoptionbutyourRight.Pleaseexerciseyourrighttonominate”