Trading Window

Date: November 05, 2026 To, To, BSE Limited (“BSE”) National Stock Exchange of India Limited Listing Department (“NSE”) Corporate Relationship Department Listing Department Phiroze Jeejeebhoy Towers, Dalal Street, Fort, Exchange Plaza, C-1 Block G, Bandra Kurla Mumbai - 400 001 Complex Bandra [E], Mumbai – 400051 BSE Scrip Code: 545018 NSE Scrip Symbol: BCSSL Subject: Intimation of Closure of Trading Window Dear Sir/Madam, This is to inform you that pursuant to the Securities and Exchange Board of India (Prohibition of Insider Trading) Regulations, 2015, as amended, read with the Company’s Code of Conduct for Prevention of Insider Trading, the Trading Window for dealing in Securities of the Company shall remain closed with effect from November 5, 2026 and shall reopen after 48 hours from the announcement of the Un-Audited Financial Results of the Company for the quarter and half year ended September 30, 2026. The Board Meeting to consider and approve the aforesaid Unaudited Financial Results for the quarter and half year ended September 30, 2026, will be disclosed later. Accordingly, all the Designated Persons, their immediate relatives and other Insiders of the Company are advised not to deal in the Equity Shares of the Company during the aforesaid period. We request you to kindly take the same on record. Thanking you, For Bombay Coated and Special Steels Limited Sonam Dilipkumar Gupta Company Secretary and Compliance Officer Membership No.: A53881