Giving guarantees/indemnity/ becoming a surety for third party

Ref. No.: OIL/SE/2026-27/55 October 12, 2026 Listing Department Listing Department BSE Limited National Stock Exchange of India Ltd Floor 25, P J Towers Exchange Plaza, C-1 Block G Dalal Street Bandra Kurla Complex, Bandra (E) Mumbai- 400 001 Mumbai – 400 051 Scrip Code: 530135 Symbol: OPTIEMUS Subject: Disclosure under Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015: Becoming Surety on behalf of Wholly Owned Subsidiary Dear Sir/Ma’am, Pursuant to Regulation 30 read with Schedule III of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, this is to inform you that the Operations and Administration Committee of the Board of Directors of the Company at its meeting held today i.e. on 12th October, 2026, has accorded its approval to become a surety/Guarantor and to provide/ execute a Bond in favour of the Central Board of Indirect Taxes and Customs (CBIC/Custom Department) for an amount not exceeding Rs. 30 Crores (Rupees Thirty Crore Only), to secure the shipment of Optiemus Electronics Limited, Wholly Owned Subsidiary of the Company, for Hearable and Wearable devices, Mobile Phones, Telecom Products & Mobile PCB etc., to avail the benefits of Import of Goods at Concessional Rate of Duty (IGCR) Scheme, to ensure comply with Custom Regulations. The requisite details as required under Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 read with SEBI’s Master Circular No.: HO/49/14/14(7)2025-CFD- POD2/I/3762/2026 dated 30th January, 2026 are given in enclosed Annexure-A. The meeting of Operations and Administration Committee of the Board of Directors commenced at 05:30 P.M. and concluded at 05:50 P.M. Kindly take the same on your records. Thanking You, Yours truly, For OPTIEMUS INFRACOM LIMITED Vikas Chandra Company Secretary & Compliance Officer Encl.: As above Annexure-A Sr. Particulars Description 1. Name of party for which such guarantees or Optiemus Electronics Limited (“OEL”), Wholly indemnity or surety was given Owned Subsidiary of the Company. 2. Whether the promoter/ promoter group/ The Promoter/ Promoter Group doesn’t have interest group companies have any interest in this in this transaction. transaction? If yes, nature of interest and details thereof and whether the same is The Surety will be provided by the Company on an done at “arm’s length” arm’s length basis. 3. Brief details of such guarantee or indemnity The Operations and Administration Committee of the or becoming a surety viz. brief details of Board has accorded its approval to provide surety agreement entered (if any) including in favour of the Central Board of Indirect Taxes and significant terms and conditions, including Customs (CBIC/Custom Department), on behalf of amount of guarantee OEL, towards securing the obligations arising in connection with its shipments for manufacture of Hearable, Wearable devices, Mobile Phones, Telecom Products & Mobile PCB etc., under the benefits of the Import of Goods at Concessional Rate of Duty (IGCR) Scheme. 4. Impact of such guarantees or indemnity or The Company may have a contingent liability to the surety on listed entity extent of the amount of surety provided, subject to the terms and conditions thereof.