Disclosure under Regulation 31A(8)(a) of SEBI (Listing Obligation and Disclosures Requirements), Regulations, 2015

Registered Office: “THIRUMALAI HOUSE”, Plot No. 101-102, Road No. 29, Sion (East), Mumbai – 400 022, India PHONE: +91 – 22– 43686200 FAX +91 – 22 – 24011699 E‐ MAIL: thirumalai@thirumalaichemicals.com Website: www.thirumalaichemicals.com (AN ISO 9001, 14001, 50001/ HACCP & FSSC 22000 CERTIFIED COMPANY) CIN: L24100MH1972PLC016149 TCL/SE050/2026-27 October 27, 2026 The National Stock Exchange of India BSE Limited Limited Department of Corporate Services Listing Department Floor 25, Phiroze Jeejeebhoy Towers Exchange Plaza, Bandra Kurla Complex Dalal Street Bandra (East) Mumbai 400 001 Mumbai 400 051 Scrip code: 500412 Scrip code: TIRUMALCHM Dear Sir/ Madam, Sub.: Disclosure under Regulation 31A(8)(a) of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 Ref: Request received from the promoter(s) for re-classification as public We wish to inform you that we have received a request today from the following members of the promoter group, seeking re-classification of their status to 'public', subject to necessary approvals. The Board of Directors will be considering the request at the ensuing Board Meeting. Sl. Name Category No. of Shares No. held and % 1. Mr Narayan Santhanam Promoter Group 90,000 (0.07%) 2. Mrs Deepa Ajay Promoter Group 10,000 (0.01%) Copy of the above request letters are attached herewith and marked as Annexure-1. Kindly take the above information in your records. Thanking you, Yours faithfully, For Thirumalai Chemicals Limited Aditya Sharma Company Secretary & Compliance officer Encl: As above 26.09.2026 The Board of Directors, Thirumalai Chemicals Limited, Thirumalai House, Plot No. 101-102, Road No. 29, Sion (East), Mumbai - 400 022. Dear Sir(s) / Madam, Subject: Request for reclassification from 'Promoter I Promoter Group Category' to 'Public Category', in accordance with Regulation 31 A of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 (the 'SEBT LODR') Background: I, Narayan Santhanam is writing this letter to inform my intention to be reclassified from 'Promoter Category' to 'Public Category' in accordance with Regulation 31A of the SEBI LODR. Rationale: I am holding 90,000 equity shares (0.07%) in Thirumalai Chemicals Limited and is categorised as a Promoter of Thirumalai Chemicals Limited. With Reference to the captioned subject, I, Narayan Santhanam wish to reclassify my holdings of 90,000 equity shares, amounting to (0.07%) of the total holdings of the company, from the category of 'Promoter / Promoter Group' to 'Public'. Further, in terms of Regulation 31 A(3)(b) of the SEBI LODR, J, hereby confirm the following: 1. l bold 90,000 equity shares, amounting to (0.07%) of the total holdings of the company 2. I do not exercise control over the affairs of the Company, directly or indirectly. 3. I do not have any special rights with respect to the Company, through formal or informal arrangement, including through any shareholder agreement. 4. I am not represented in the Board ofDire.ctors of the Company. 5. I am not acting as the Key Managerial Personnel (KMP) of the Company. 6. I am not a wilful defaulter as per the guidelines issued by the Reserve Bank of India. 7. I have not been categorised as a fugitive economic offender. Request for reclassification: In view of the above, I now request the Board of Directors ofThirumalai Chemicals Limited to consider reclassifying my holdings from 'Promoter/ Promoter Group Category' to 'Public Category' in accordance with Regulation 31 A of the SEBI LODR. Further, I undertake to comply with all the requirements specified under Regulation 3JA (4) of the SEBl LODR at all times. l shall endeavour to provide all necessary information / documents required by you or the Stock Exchange, in this regard. Thanking you, Yours Faithfully, j//1~, Narayan Santhanam 26.10.2026 The Board of Directors, Thirumalai Chemicals Limited, Thirumalai House, Plot No. l O1 -102, Road No. 29, Sion (East), Mumbai - 400 022. Dear Sir(s) I Madam, Subject: Request for reclassification from 'Promoter / Promoter Group Category' to 'Public Category', in accordance with Regulation 31A of the Securities and Exchange Board of l.ndia (Listing Obi igations and Disclosure Requirements) Regulations, 2015 (the 'SEBT LODR') Background: I, Deepa Ajay is writing this letter to infonn my intention to be reclassified from 'Promoter Category' to 'Public Category' in accordance with Regulation 3 I A of the SEBI LODR. Rationale: I am holding 10,000 equity shares (0.01%) in Thirumalai Chemicals Limited and is categorised as a Promoter of Thirumalai Chemicals Limited. With Reference to the captioned subject, I, Deepa Ajay wish to reclassify my holdings of 10,000 equity shares, amounting to (0.01%) of the total holdings of the company, from the category of 'Promoter / Promoter Group' to 'Public'. Furt.her, in terms of Regulation 31A(3)(b) of the SEBI LODR, i hereby confirm the following: I. I am holding 10,000 equity shares (0.01%) in Thirurnalai Chemicals Limited 2. l do not exercise control over the affairs of the Company, directly or indirectly. 3. 1 do not have any special rights with respect to the Company, through formal or informal arrangement, including through any shareholder agreement. 4. I am not represented in the Board of Directors of the Company. 5. I am not acting as the Key Managerial Personnel (KMP) of the Company. 6. I am not a wilful defaulter as per the guidelines issued by the Reserve Bank of India. 7. I have not been categorised as a fugitive economic offender. Request for reclassification: 1n view of the above, I now request the Board of Directors of Thirumalai Chemicals Limited to consider reclassifying my holdings from 'Promoter I Promoter Group Category' to 'Public Category' in accordance with Regulation 3 lA of the SEBI LODR. Further, I undertake to comply with all the requirements specified under Regulation 3 IA (4) of the SEBI LODR at aH times. I shall endeavour to provide all necessary information/ documents required by you or the Stock Exchange, in this regard. Thanking you, Yours Faithfully, D4!:t)7