We hereby submit intimation of closure of trading window for the quarter and half-year ended September 30, 2026.

September 29, 2026 Corporate Relationship Department BSE Limited Phiroze Jeejeebhoy Tower, Dalal Street, Mumbai – 400 001 Scrip Code: 526169 Sub.: Intimation regarding closure of trading window Dear Sir, In compliance with Securities and Exchange Board of India (Prohibition of Insider Trading) Regulations, 2015 (“PIT Regulations, 2015”) and as per the “Code of Conduct to Regulate, Monitor and Report Trading by Insiders” and “Code of Practices and Procedures for Fair Disclosure of Unpublished Price Sensitive Information” of the Company (“Company’s Code”), the trading window for dealing in securities of the Company shall remain closed for all the “Designated Persons” including their immediate relatives and “Insiders” as defined in the Company’s Code and for every person as defined in the PIT Regulations, 2015 with effect from Thursday, October 01, 2026 till the expiry of 48 hours after the declaration of Un-Audited Financial Results of the Company for the quarter and half-year ended September 30, 2026. The date of the Board meeting for consideration, approval and declaration of the Un-Audited Financial Results for the quarter and half-year ended September 30, 2026 will be intimated in due course. You are requested to kindly take note of the same. This is for your information and records. Thanking you, Yours truly, For Multibase India Limited Parmy Kamani Company Secretary and Compliance Officer Mem. No.: A27788 Multibase India Limited Regd. Office and Works: 74/5-6, Daman Industrial Estate, Kadaiya, Nani Daman-396210 (UT); Tel.: +91 260 6614 487/ 0260-661-4437 Email: compliance.officer@multibaseindia.com; Website: www.multibaseindia.com CIN: L01122DD1991PLC002959 PAN: AAECS4121K