Trading window closure for Un-audited Financial Results for the quarter and half year ended on September 30, 2026

Date: September 25, 2026 To, To, BSE Limited, National Stock Exchange of India Ltd., Phiroze Jeejeebhoy Towers, Exchange Plaza, Plot No. C/1, G Block, Dalal Street, Bandra-Kurla Complex, Bandra (East), Mumbai 400 001 Mumbai 400 051 Scrip Code: 503162 Trading Symbol: RELCHEMQ Dear Sir/Madam, Sub.: Intimation for Closure of Trading Window Pursuant to the provisions of the Securities and Exchange Board of India (Prohibition of Insider Trading) Regulations, 2015 and Company's Code of Prohibition of Insider Trading, this is to inform you that the Trading Window for dealing in the securities of the Company will be closed for Directors, Promoters, Designated Persons, Connected Person and their immediate relatives from 1st October, 2026 till 48 hours after the declaration/announcement of the Un-audited Financial Results of the Company for the quarter and half year ending 30th September, 2026. This is for your information and records. Thanking You. For Reliance Chemotex Industries Ltd. Chandrasekaran Rajagopalan CFO cum Company Secretary and Compliance Officer M.No.: A12420 Registered Office & Manufacturing Unit: Village Kanpur, Post Box No. 73, Udaipur 313003, Rajasthan, India Phone: +91 294 2491489 / 90 Fax: +91 294 2490067 Email: udaipur@reliancechemotex.com CIN: L40102RJ1977PLC001994 www.reliancechemotex.com