Closure of Trading Window

NATIONAL STANDARD (INDIA) LIMITED September 28, 2026 BSE Limited Corporate Relationship Department Phiroze Jeejeebhoy Towers Dalal Street, Fort Mumbai 400 001 Scrip Code: 504882 Sub: Intimation of Closure of Trading Window Dear Sirs, This is to inform you that as per the Company’s Code of Conduct for Regulating, Monitoring & Reporting of Trading, the Trading Window for dealing in the Company’s securities will remain closed from October 1, 2026 till the expiry of 48 hours after declaration of the Un-audited financial results of the Company for the quarter and half year ended September 30, 2026. The Trading Window closure period has duly been intimated to the Designated Persons of the Company in accordance with the above-mentioned Code. Kindly take the above information on your record. Thanking you, Yours faithfully, For National Standard (India) Limited Hitesh Marthak Company Secretary & Compliance officer Membership. No.: A18203 Regd. Off.: 412, Floor-4, 17G Vardhaman Chamber, Cawasji Patel Road, Horniman Circle, Fort, Mumbai-400001 Tel.: +91.22.61334400 Website: www.nsil.net.in E-mail: Investors.NSIL@lodhagroup.com CIN: L27109MH1962PLC265959