Disruption of Operations

July 24, 2026 Listing Compliance Department Listing & Compliance Department BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers, Exchange Plaza, 5th Floor Dalal Street, Mumbai – 400001 Plot No. C/1, “G” Block BSE Scrip Code: 544029 Bandra-Kurla Complex Bandra (E), Mumbai – 400 051 Symbol: GANDHAR Subject: Intimation pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 – Impact on Operations due to Flooding Caused by Unprecedented Heavy Rains at the Company's Silvassa Plant Dear Sir(s)/Madam(s), Pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we wish to inform you that due to unprecedented heavy rainfall in Silvassa, the Company's manufacturing plant located at Silvassa (Dadra & Nagar Haveli), U.T. – 396230, has been affected by flood-like conditions. During the last 48 hours, Silvassa received extremely heavy rainfall, causing severe waterlogging and flooding across several parts of the area of Silvassa, (Dadra & Nagar Haveli). We are currently assessing the impact of this natural calamity, if any, on the Company's assets, operations, and production. The extent of the impact is being evaluated, and appropriate measures are being taken to restore normal operations at the earliest. The Company will keep the stock exchanges informed of any material developments, if required, in accordance with the applicable provisions of the SEBI (LODR) Regulations, 2015. Kindly take the above information on record. Thanking you. Yours faithfully, For Gandhar Oil Refinery (India) Ltd Binal Khosla Company Secretary & Compliance Officer Mem. No.: A29802 Annexure- A The details required under Regulation 30 of Listing Regulations read with the SEBI circular bearing reference number HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026 for disruption of operations of any one or more units or division of the listed entity due to natural calamity (earthquake, flood, fire etc.), force majeure or events such as strikes, lockouts etc. are as under: Sr. No. Particulars Details 1. Expected quantum of loss/damage caused The Company is assessing the impact of this natural calamity, if any, on the Company's assets, operations, and production. 2. Whether loss/damage covered by insurance or not The Company has adequate including amount; insurance coverage and the incident has been intimated to the insurance company. 3. Estimated impact on the production/operations in case of The Company is currently assessing strikes/lock outs; the impact on production/operations. 4. Factory/Unit where the strike/lock out takes place Unit No. 2, Plot No. 2, Survey No. including reasons for such strike. 678/1/3, Village Naroli, Silvassa (D & N H)- 396230, U.T., Gujarat