Intimation regarding Closure of Trading Window.

Jamna Auto Industries Ltd. Date: September 28, 2026 To, To, BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers, Dalal Street, Exchange Plaza, Plot no. C/1, G Block, Mumbai- 400001 Maharashtra Bandra - Kurla Complex, Bandra (E) BSE Code: 520051 Mumbai – 400051, Maharashtra NSE Code: JAMNAAUTO Subject: Intimation of Closure of Trading Window Dear Sir/Madam, Pursuant to the provisions of SEBI (Prohibition of Insider Trading) Regulations, 2015 and Company’s Code of Conduct of Insider Trading and Fair Disclosure to regulate, monitor and report trading by Designated Persons, the Trading Window shall remain close from 01st October 2026 till 48 hours after the declaration of Un-Audited Financial Results of the Company for the quarter ended 30th September 2026, for all the designated persons and their immediate relatives for trading in the securities of the Company. The date of the Board Meeting to consider and approve the Un-Audited Financial Results for the quarter ended 30th September 2026 shall be informed to the Stock Exchanges in due course. You are requested to take the above information on records. Thanking you. Yours faithfully, For Jamna Auto Industries Limited Praveen Lakhera Company Secretary & Head-Legal M. No.: A12507 Branch Office: Unit No. 408,4th Floor, Tower-B, Vatika Mindscapes, Sector-27D, NH2, Faridabad-121003(HR.) Regd. Office: Jai Spring Road, Yamuna Nagar (Haryana)-135001, India | Tel: +91-l732-251810 | CIN: L35911HR1965PLC004485 | Website: www.jaispring.com | E-mail: investor.relations@jaispring.com YAMUNA NAGAR | MALANPUR | CHENNAI | JAMSHEDPUR | PANTNAGAR | HOSUR | PUNE