The register of members and share transfer books of the Company shall remain closed from Monday, September 14, 2026 to Sunday, September 20, 2026 (both day inclusive) for the purpose of ....

August 28, 2026 BSE Limited P.J Towers, Dalal Street, Fort Mumbai- 400001 Scrip Code: 533006 Scrip Name: BIRLACOT Dear Sir/Madam Sub: Intimation of Book Closure for the purpose of 84th Annual General Meeting of Birla Cotsyn (India) Limited scheduled to be held on September 21st, 2026 In terms of Regulation 42 of the Securities and Exchange Board of India (Listing obligations and Disclosure Requirements) Regulations, 2015 and pursuant to Section 91 of the Companies Act, 2013, the Register of Members and Share Transfer Books of the Company will remain closed from Monday, September 14, 2026 to Sunday, September 20, 2026 (both days inclusive) for the purpose of the 84th Annual General Meeting of the Company scheduled to be held on Monday, September 21, 2026. The above intimation is also being made available on the Company’s website at www.birlacotsyn.com You are requested to take the same on your record. Thanking You Yours faithfully For, Birla Cotsyn (India) Limited Gaurav Anand Company Secretary & Compliance officer Place: Mumbai