General Updates

Ref. No.: OCCL/SE/2026-27/CVD Date: 08 October 2026 The Manager The Manager BSE Limited National Stock Exchange of India Limited Department of Corporate Services Exchange Plaza, Bandra Kurla Complex, Floor 25, P.J. Towers, Dalal Street Bandra (E), Mumbai – 400001 Mumbai - 400051 Scrip Code : 544278 Scrip Code : OCCLLTD Sub.: Intimation under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 – Initiation of Countervailing Duty Investigation concerning imports of "Insoluble Sulphur" originating in or exported from China PR Dear Sir / Madam, Pursuant to Regulation 30 read with Part A of Schedule III of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (the "Listing Regulations"), and in accordance with the Company's Policy for Determination of Materiality of Events or Information, we hereby inform you that the Designated Authority, Directorate General of Trade Remedies ("DGTR"), Ministry of Commerce and Industry (Department of Commerce), Government of India, has, vide Initiation Notification F. No. 6/48/2026-DGTR dated 30 September 2026, published in the Gazette of India (Extraordinary) dated 7 October 2026, initiated a countervailing duty investigation concerning imports of "Insoluble Sulphur" originating in or exported from China The investigation has been initiated on the application filed by the Company, in its capacity as the sole producer of the subject goods in India, constituting the domestic industry. The details required under the Listing Regulations are given in Annexure-A to this letter. The financial impact, if any, is not quantifiable at this stage and will depend on the final findings of the DGTR and the decision of the Ministry of Finance, Government of India. The Company will keep the Stock Exchanges informed of material developments in this matter. This intimation will also be available on the Company's website at www.occlindia.com. We request you to kindly take the above information on record. Thanking you, Yours faithfully, For OCCL Limited Pranab Kumar Maity Company Secretary & SGM Legal Membership No.:A20606 Encl.: As above ANNEXURE-A Details of the Countervailing Duty Investigation initiated by the Directorate General of Trade Remedies Sr. Particulars Details 1 Name of the Authority Designated Authority, Directorate General of Trade Remedies (DGTR), Ministry of Commerce and Industry (Department of Commerce), Government of India 2 Notification reference and Initiation Notification F. No. 6/48/2026-DGTR dated 30 date September 2026, published in the Gazette of India (Extraordinary), Part I – Section 1, No. 309 on dated 7 October 2026 3 Case No. CVD/OI/008/2026 4 Nature of proceedings Countervailing duty (anti-subsidy) investigation 5 Applicant OCCL Limited (“the Company”), being the sole producer of the subject goods in India and constituting the domestic industry within the meaning of Rule 2(b) of the CVD Rules, 1995 6 Product under consideration Insoluble Sulphur, classifiable under tariff items 2802 00 10 and 3812 39 30 of the First Schedule to the Customs Tariff Act, 1975, and also imported under tariff item 3824 99 00. The customs classification is indicative only. 7 Subject country China PR 8 Period of investigation 1 April 2025 to 31 March 2026 (12 months) 9 Injury investigation period FY 2022-23, FY 2023-24, FY 2024-25 and the period of investigation 10 Legal basis Section 9 of the Customs Tariff Act, 1975 read with Rule 6 of the Customs Tariff (Identification, Assessment and Collection of Countervailing Duty on Subsidised Articles and for Determination of Injury) Rules, 1995 11 Brief details The Designated Authority, on the basis of prima facie evidence submitted by the domestic industry, is satisfied as to the subsidisation of the subject goods, material injury to the domestic industry, and a causal link between such subsidisation and injury. The investigation covers 79 alleged subsidy programmes of the Government of China PR and shall determine the existence, degree and effect of the alleged subsidisation and recommend the amount of countervailing duty which, if levied, would be adequate to remove the injury to the domestic industry. Sr. Particulars Details 12 Existing trade remedy (a) Anti-dumping duty on imports of the subject goods measures from China PR and Japan, imposed for a period of five years vide Notification No. 13/2025-Customs (ADD) dated 6 June 2025. (b) Anti-absorption investigation concluded vide Final Findings F. No. 7/03/2026-DGTR dated 18 September 2026, recommending modification of the quantum of duty to the Ministry of Finance, Government of India. 13 Expected financial impact Not quantifiable at this stage. The impact shall depend upon the final findings of the DGTR and the decision of the Ministry of Finance, Government of India.