Certificate under SEBI (Depositories and Participants) Regulations, 2018

Triplewall Containers Limited Date: July 07, 2026 Corporate Relations Department National Stock Exchange of India Limited, BSE Limited Exchange Plaza 5th Floor Phiroze Jeejeebhoy Towers, Plot No. C/1, G Block Bandra - Kurla Complex Dalal Street, Mumbai- 400001. Bandra (E), Mumbai - 400051 BSE Scrip Code: 543668 NSE Scrip Code: BBTCL Subject: - Certificate under Regulation 74(5) of the SEBI (Depositories and Participants) Regulations, 2018. Dear Sir/Ma’am, We submit herewith the Confirmation Certificate received from M/S Purva Sharegistry (INDIA) Private Limited, Registrar and Share Transfer Agent (RTA) under Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018 for the quarter ended on June 30, 2026. Request you to please take the same on your records. Thanking You, Yours faithfully, FOR B&B TRIPLEWALL CONTAINERS LIMITED RAVI AGARWAL Whole-time Director & CFO DIN: 00636684 Registered Office: Corporate Office: B&B Triplewall Containers Limited B&B Triplewall Containers Limited Sy. No. 263/2/3, Marsur Madiwal Village, First Floor, 1090/N, Gayathri Towers, 18th Cross, Kasaba Hobli, Anekal Taluk, Bangalore – 562106. HSR Layout, Sector-3, Bangalore – 560102. E-mail ID: mail@boxandboard.in | Ph.: 7353751661 E-mail: cs@boxandboard.in | Ph.: 7353751669 CIN. L21015KA2011PLC060106 www.boxandboard.in 01/07/2026 B&B; TRIPLEWALL CONTAINERS LIMITED - INE01EE01011 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 June, 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. B&B; TRIPLEWALL CONTAINERS LIMITED - INE01EE01011 - Details of Share certificates dematerialised from 01/04/2026 to 30/06/2026 FOLIO NAME OF CERTIFICA DIST. DIST. SHARE DEMATERIAL SHAREHOLDER TE NO. NO.(FROM) NO.(TO) S ISED ON NIL NIL NIL NIL NIL NIL NIL