Update on disclosure dated June 6, 2026, read with disclosure dated July 10, 2025

Ref: BIRLANU/SE/2026-27/26 July 22, 2026 To To BSE Limited National Stock Exchange of India Limited P.J. Towers, Dalal Street, 5th Floor, Exchange Plaza, Bandra (E), Mumbai – 400 001 Mumbai – 400 051 Scrip Code: 509675 Scrip Symbol: BIRLANU Through: BSE Listing Centre Through: NEAPS Dear Sir, Sub: Update on disclosure dated June 6, 2026, read with disclosure dated July 10, 2025 Ref: Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“SEBI Listing Regulations”) This has reference to our letter no. BIRLANU/SE/2025-26/30 dated July 10, 2025, informing about the issuance of a Stand by Letter of Credit (“SBLC”) by BirlaNu Limited (“Guarantor”) in favour of ICICI Bank UK PLC, Germany Branch (“Bank” or “Lender”) for an aggregate amount of up to EUR 10.73 million valid for a period of 12 months. Further, vide our letter no. BIRLANU/SE/2026-27/14 dated June 6, 2026, it was informed that the said SBLC has been further extended by a period of 3 months, thereby increasing the overall validity period of the SBLC from 12 months to 15 months. In continuation to the above, we wish to inform that the aforementioned SBLC has been renewed and enhanced in favour of the Lender from an aggregate amount of EUR 10.73 million to EUR 20.00 million to secure the working capital demand loan facilities availed by BirIaNu International GmbH, Germany, wholly-owned subsidiary of the Company. The details of the said transaction as required under SEBI Listing Regulations read with SEBI circular no. HO/49/14/14(7)2025-CFD- POD2/I/3762/2026 dated January 30, 2026, are enclosed as Annexure A. The above disclosure is also available on the Company's website at www.birlanu.com. Kindly take the same on record. Yours faithfully, For BirlaNu Limited (formerly HIL Limited) Nidhi Bisaria Company Secretary & Compliance Officer Encl: As stated PIPES CONSTRUCTION CHEMICALS PUTTY ROOFS WALLS FLOORS BirlaNu Limited (formerly HIL Limited) Corporate Office : BirlaNu Limited, 6th Floor, Birla Tower, 25 Barakhamba Rd, New Delhi - 110001 Registered Office : Office No. 1 & 2, L7 Floor, SLN Terminus, Sy. No. 133, Near Botanical Gardens, Gachibowli, Hyderabad - 500032, Telangana, India. CIN: L74999TG1955PLC000656 +91 40 6824 9000 customercare@birlanu.com www.birlanu.com Annexure A S. No. Particulars Details 1 Name of party for which such BirIaNu International GmbH (formerly HIL guarantees or indemnity or International GmbH), Germany, wholly-owned surety was given; subsidiary 2 Whether the promoter/ No promoter group/ group companies have any interest in this transaction? If yes, nature of interest and details thereof and whether the same is done at “arm’s length” 3 Brief details of such guarantee or • BirlaNu Limited (“the Guarantor”) has, on July 22, indemnity or becoming a surety 2026, renewed the Stand by Letter of Credit viz. brief details of agreement (“SBLC”) issued in favour of ICICI Bank UK PLC, entered (if any) including Germany Branch (“Bank” or “Lender”) with a significant terms and conditions, validity period of 12 months to secure the including amount of guarantee working capital demand loan facilities availed by BirlaNu International GmbH, Germany (“Borrower”), for an enhanced aggregate amount of up to EUR 20.00 million from ICICI Bank UK PLC, Germany Branch subject to securing regulatory approval(s). • In consideration of the above, BirlaNu International GmbH agrees to pay the Guarantor a service fee at the rate of 0.53% per annum on the total outstanding liability amount under the facility agreement, calculated on a pro-rata basis. • BirlaNu International shall also reimburse all actual processing fee and the commission plus applicable taxes as paid by BirlaNu Limited to ICICI Bank India as per the terms mutually agreed. • Exclusive charge shall be created over the property of the BirlaNu Limited such that security cover of 1.25 times is maintained during entire tenor of the facility. 4 Impact of such guarantees or In the event of any default on the part of the indemnity or surety on listed Borrower in payment or repayment of any of the entity. moneys owed under the Facility Documents, the Bank shall have the right to invoke the charge created over the assets of Guarantor and the Guarantor shall, upon demand, forthwith pay to the Bank without demur all the amounts as demanded by the Bank payable by the Borrower to the Bank under the Facility Documents to the extent of up to EUR 20.00 million. PIPES CONSTRUCTION CHEMICALS PUTTY ROOFS WALLS FLOORS BirlaNu Limited (formerly HIL Limited) Corporate Office : BirlaNu Limited, 6th Floor, Birla Tower, 25 Barakhamba Rd, New Delhi - 110001 Registered Office : Office No. 1 & 2, L7 Floor, SLN Terminus, Sy. No. 133, Near Botanical Gardens, Gachibowli, Hyderabad - 500032, Telangana, India. CIN: L74999TG1955PLC000656 +91 40 6824 9000 customercare@birlanu.com www.birlanu.com