Resignation

Ref: Secy/NSE 13th July 2026 The Manager Listing Department National Stock Exchange of India Limited Exchange Plaza, C-1, Block-G Bandra-Kurla Complex, Bandra (E) Mumbai – 400 051 Symbol: SPIC Dear Sir, Sub: Disclosure pursuant to Reg. 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 – Change in Director. Pursuant to Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“Listing Regulations”), we write to inform that Mr. Sandeep Nanduri, IAS (DIN: 07511216), Non- Executive Nominee Director nominated by Tamilnadu Industrial Development Corporation Limited (TIDCO) has ceased to be a Director effective 13th July 2026 (being the date of receipt of TIDCO letter), consequent to withdrawal of nomination by TIDCO. The change is on account of withdrawal of nomination by TIDCO and there are no other material reasons for his resignation from the Company. A copy of the resignation letter received from Mr. Sandeep Nanduri, IAS is enclosed. Further, the details as required under SEBI Circular No. SEBI/HO/CFD/PoD2/CIR/P/0155 dated November 11, 2024, are provided in Annexure A. Request you kindly to take on record the abovesaid information. Thanking you, Yours faithfully, For Southern Petrochemical Industries Corporation Ltd. R Swaminathan Company Secretary Southern Petrochemical Industries Corporation Limited (CIN: l11101TN1969PLC005778) REGISTERED & CORPORATE OFFICE : "SPIC HOUSE", No. 88, Mount Road, Guindy, Chennai -600 032 India. Phone : +91 (44) 2235 0245 I E: spiccorp@spic.co.in I Web : www.spic.in Annexure A Details pursuant to SEBI Circular No. SEBI/HO/CFD/PoD2/CIR/P/0155 dated November 11, 2024: Sl. No. Particulars Details Withdrawal of the nomination of Reason for change viz. Mr. Sandeep Nanduri, IAS 1 appointment, resignation, removal, (DIN: 07511216) by Tamilnadu lndustrial death or otherwise Development Corporation Limited (TIDCO) 13th July 2026 being the date of receipt of 2 Date of Cessation TIDCO Letter 3 Brief Profile Not Applicable Disclosure of relationship between 4 Not Applicable directors Southern Petrochemical Industries Corporation Limited (CIN: l11101TN1969PLC005778) REGISTERED & CORPORATE OFFICE : "SPIC HOUSE", No. 88, Mount Road, Guindy, Chennai -600 032 India. Phone : +91 (44) 2235 0245 I E: spiccorp@spic.co.in I Web : www.spic.in TIDCO Lr. No.77 (2)/Sect/2026 10th July, 2026 M/s. Southern Petrochemical Industries Corporation Limited SPIC House 88, Mount Road, Guindy Chennai - 600 032 Sir, Sub: Nomination of Director - Reg. We hereby nominate Dr. D. Karthikeyan, !AS, Chairman and Managing Director, Tamilnadu Industrial Development Corporation Limited, as Director representing TIDCO on the Board of Southern Petrochemical Industries Corporation Limited in the place of Sandeep Nanduri !AS. We send herewith the following documents of Dr. D. Karthikeyan, IAS. 1) Form DIR - 2 2) Form MBP - 1 3) Form DIR - 8 4) Information required under Section 184, 188 and 189 of the Companies Act, 2013 and Rules. 5) Profile of Dr.D.Karthikeyan, !AS We also send herewith the letter of resignation of Thiru Sandeep Nanduri, !AS We request you to give effect to the nomination at the earliest. Thanking you, Yours faithfully, for Tamilnadu Industrial Development Corporation Limited (N.BHUVANESH) Company Secretary Encl.: As above. Tamilnadu Industrial Development Corporation Limited 19-A, Rukmini Lakshmipathy Road, Egmore, Chennai 600 008. Tamil Nadu. Ph: 044 -2855 4479 / 80 Email: lan.tidco@nic.in I www.tidco.com GSTIN: 33AAACT3409P1Z8 I CIN -U65993TN1965SGC005327 SANDEEP NANDURI, IAS INDUSTRIES, INVESTMENT PROMOTION AND SPECIAL SECRETARY COMMERCE DEPARTMENT, SECRETARIAT CHENNAI- 600009 The Board of Directors Southern Petrochemical Industries Corporation Ltd SPICH House, 88, Mount Road, Guindy, Chennai -600 032. Dear Sirs, I hereby tender my resignation as Director of Southern Petrochemical Industries Corporation Ltd. I take this opportunity to thank all the Directors of the Board of Southern Petrochemical Industries Corporation Ltd for the courtesy and co-operation extended to me during my tenure as Director in this company. Yours faithfully, .;; DE NDURI) "'(,_i..- DIN: 07511216