Intimation - Central Government approval - Appointment of Managing Director regarding

August, 27, 2026 BSE Limited National Stock Exchange of India Limited Department of Corporate Services Exchange Plaza, 5th Floor Phiroze Jeejeebhoy Towers Plot No. C/1G, Block Dalal Street Bandra-Kurla Complex, Bandra (East) Mumbai - 400 001 Mumbai - 400 051 Scrip Code: 543336 Scrip Symbol: CHEMPLASTS Dear Sir/Madam, Sub: Intimation under Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 - Central Government approval regarding Ref: (i) Our letter dated January 10, 2026 regarding Outcome of Board Meeting held on January 10, 2026 (ii) Our letter dated March 23, 2026 regarding Voting Results and Scrutinizer Report of Postal Ballot by way of remote e-voting process This is to inform you that pursuant to the application made by the Company, the Central Government, Ministry of Corporate Affairs vide its letter dated August 24, 2026, received by the Company on August 27, 2026, has accorded its approval for the appointment of Mr Ganeshkumar Subramanian (“S Ganeshkumar”) (DIN:00088163) as Managing Director of the Company for a period of 3 (three) years with effect from April 1, 2026. Date and time of occurrence of information: August 27, 2026 at 11.58 AM This is for your information and records. Thanking you, Yours faithfully, For CHEMPLAST SANMAR LIMITED P SRINIVASAN Company Secretary & Compliance Officer Membership No. ACS 10129