The Company has sent letter to the shareholders for AGM whose email id was not registered with RTA.

August 27, 2026 The Manager (Listing) BSE Limited Phiroze Jeejeebhoy Towers Dalal Street, Fort Mumbai 400 023 Scrip No. 544036 Subject: Disclosure under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 Dear Sir/Madam, In terms of the requirements of Regulation 36(1)(b) of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, the Company has issued letters to those Shareholder’s whose email addresses are not registered with the Company/RTA/Depository Participants, providing the weblink from where the AGM Notice and Integrated Annual Report can be accessed on the Company’s website. A copy of said letter containing the weblink and exact path of AGM Notice and Integrated Annual Report is annexed hereunder for your reference. The same will also be available on the website of the Company at www.deepakchemtex.in We request you to take the above on record. Thanking You, Yours faithfully, For Deepak Chemtex Limited Saurabh Deepak Arora Managing Director DIN: 00404150 Email id: saurabh@deepakchemtex.in Encl.: As Above Date: August 27, 2026 Subject: Notice of the 29th Annual General Meeting (AGM) and Integrated Annual Report of Deepak Chemtex Limited (“the Company”). We are pleased to inform you that the 29th Annual General Meeting of the Company (“AGM”) of Deepak Chemtex Limited (“Company”) is scheduled to be held on Monday, September 21, 2026, at 12:30 P.M. (IST) through Video Conferencing/Other Audio Visual Means. In compliance with provisions of Regulation 36(1)(a) of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“SEBI Listing Regulations”), as amended, copy of the Notice convening the AGM is being sent electronically to all the shareholder(s) whose e-mail addresses are registered either with the Company / Depository Participant(s) /Bigshare Services Pvt. Ltd., Registrar and Share Transfer Agent of the Company (“RTA”). We wish to inform you that on scrutiny of the shareholder database, it is observed that your E-mail address is not registered against your Folio number / demat account number. On account of non-availability of E-mail address, we are unable to send the Notice of the AGM and Integrated Annual Report for the financial year 2025-26 to you electronically. Hence, in accordance with the provisions of Regulation 36(1)(b) of the SEBI Listing Regulations, this letter is sent by the Company to inform you that the Notice of the AGM and integrated Annual Report for the financial year 2025-26 can be accessed through following web link and QR code: Web link: https://www.deepakchemtex.in/assets/pdf/Annual_Reports/Annual_Report_2025-26.pdf QR code below: Additionally, the Notice of the AGM and Integrated Annual Report for the financial year 2025-26 is also available on website of the Stock Exchange i.e. BSE Limited at www.bseindia.com and also available at the website of NSDL i.e., www.evoting.nsdl.com . Keys details of the AGM as under: Sr. Particulars Date 1 Annual General Meeting through Video Conferencing (“VC”)/Other Monday, September 21, 2026, at Audio-Visual Means (“OAVM”) 12.30 P.M. (IST) 2 Cut-off date Monday, September 14, 2026 3 Date and time of commencement of voting through electronic means Friday, September 18, 2026, at 09:00 a.m. (IST) 4 Date and time of end of voting through electronic means Sunday, September 20, 2026, at 05:00 p.m. (IST) Thanking You. For Deepak Chemtex Limited Sd/- Saurabh Deepak Arora Managing Director DIN: 00404150 Email id: saurabh@deepakchemtex.in