Please find enclosed herewith intimation regarding closure of Trading Window for the Designated persons and immediate relatives of the Designated persons for dealing in the securities of the Company

September 25, 2026 National Stock Exchange of India Ltd., BSE Ltd., Exchange Plaza, C-1 Block G, Bandra Kurla Complex Phiroze Jeejeebhoy Towers, Bandra [E], Mumbai – 400 051 Dalal Street, Fort, Mumbai - 400 001 NSE Scrip Symbol: BLS BSE Scrip Code: 540073 SUBJECT: Intimation of Closure of Trading Window Dear Sir/ Ma’am, This is to inform you that in accordance with Company’s Code of Conduct and SEBI (Prohibition of Insider Trading) Regulations, 2015, (including any statutory modification(s), amendment(s), and re-enactment(s) thereof for the time being in force), the Trading Window for trading in the securities of the Company will be closed for the Designated persons and immediate relatives of the Designated persons with effect from Thursday, October 01, 2026 till completion of 48 hours after the Un-audited financial results of the Company for the second quarter ended on September 30, 2026, are generally made available to the public. The date of the Board Meeting to consider and approve the Un-audited financial results for the second quarter ended on September 30, 2026 shall be intimated separately in due course. This information is being informed to the Designated Persons (Directors, Promoters, Key Managerial Personnel and relevant employees etc.) and immediate relatives of the Designated Persons in accordance with the SEBI (PIT) Regulations, 2015 and the Code of the Company. Thanking You, For BLS International Services Limited Dharak A. Mehta Company Secretary & Compliance Officer ICSI M. No.: FCS12878