We herewith enclose a certificate under Regulations 74(5) of the SEBI (Depository and Participants) Regulation, 2018 for the quarter ended September 30, 2026.

Seshasayee Paper and Boards Limited Regd Office & Works : Pallipalayam, Namakkal District, Erode-638007, Tamilnadu, India.Ph : 91-4288-240221 to240228, Fax: 91-4288-240229 email :edoff@spbltd.com Web: www.spbltd.com CIN:L21012TZ1960PLC000364 Ref: SHI S-61 978 2026.10.05 National Stock Exchange of India Limited BSELimited Exchange Plaza, 5th Floor Floor 25 Plot No C/1, G Block PJ Towers Bandra - Kurla Complex, Bandra (E) Dalal Street Mumbai 400 051 Mumbai 400 001 Stock Code: SESHAPAPER Stock Code : 502450 Dear Sir, Sub: Certificate under Regulation 74(5) of SEBI (Depository and Participants) Regulations, 2018 for the quarter ended September 30, 2026. We herewith enclose a Certificate under Regulations 74(5) of the SEBI (Depository and Participants) Regulation, 2018 for the quarter ended September 30, 2026 received from Mls Integrated Registry Management Services Private Limited, Registrar and Share Transfer Agent (RTA) of our Company. Kindly take the same on your records. Thanking you, Yours Faithfully For Seshasayee Paperand Boards Limited S SRINIVAS Director (Finance) & Secretary DIN: 09713128 Encl: October3,2026 SeshasayeePaperandBoardsLtd PallipalayamPost CauveryRSPO Erode–638007 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”