Please find enclosed intimation of trading window closure

September 25, 2026 The Manager The Manager BSE Limited National Stock Exchange of India Limited Department of Corporate Services Exchange Plaza, Bandra Kurla Complex, Floor 25, P.J. Towers, Dalal Street Bandra (E), Mumbai – 400001 Mumbai - 400051 Scrip Code : 544278 Scrip Code : OCCLLTD Dear Sirs, Sub: Intimation regarding Closure of Trading Window Pursuant to the Code of Conduct for Prohibition of Insider Trading adopted by the OCCL Limited (“the Company”) under the SEBI (Prohibition of Insider Trading) Regulations, 2015, the trading window for dealing in the securities of the Company will be closed from October 01, 2026, till the expiry of 48 hours after the declaration of Financial Results of the Company for the quarter and half year ended September 30, 2026, to the stock exchange. Accordingly, The Designated Persons will be intimated not to trade in the securities of the Company during the aforesaid period of closure of the trading window. The above is for your information and record. Yours Sincerely, For OCCL Limited Pranab Kumar Maity Company Secretary & Sr. GM- Legal Registered Office: Plants: Survey No. 141, Plot No. 3 & 4 Dharuhera Industrial Estate, Phase – 1 Paiki of Mouje, APSEZL, Dharuhera – 123106, Distt. Rewari, (Haryana) Mundra, Kachchh, Gujarat, India, 370421 SEZ Division: Survey No. 141, Paiki of Mouje Villag, Mundra, Taluka CIN: L24302GJ2022PLC131360 Mundra, Mundra SEZ, District Kutch, Gujarat, 370421