Certificate under SEBI (Depositories and Participants) Regulations, 2018

July 10, 2026 BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers Exchange Plaza, Dalal Street, Fort, Bandra-Kurla Complex, Bandra East, Mumbai - 400001. Mumbai- 400051. Security code: 506248 Symbol: AMNPLST Dear Sir/Madam, Sub: Submission of Confirmation Certificate under Regulation 74(5) of the Securities and Exchange Board of India (Depositories and Participants) Regulations, 2018 for the Quarter ended June 30, 2026. In compliance with Regulation 74(5) of Securities and Exchange Board of India (Depositories and Participants) Regulations, 2018, as amended from time to time, please find enclosed herewith a Confirmation Certificate received from our Registrar and Share Transfer Agent i.e. M/s. MUFG Intime India Private Limited (Formerly known as ‘Link Intime India Private Limited’) for the Quarter ended June 30, 2026. You are requested to kindly take the same on your record. Thanking you, Yours faithfully, For Amines & Plasticizers Limited Omkar Mhamunkar Company Secretary & Compliance Officer Membership No. ACS 26645 Encl: As above MUFG Intime India Private Limited (Formerly Link Intime India Private Limited) CIN: U67190MH1999PTC118368 Registered Address: C-101, Embassy 247, L.B.S. Marg, Vikhroli (West), Mumbai - 400083. Tel: +91 22 4918 6000 www.in.mpms.mufg.com Date : 01-07-2026 The Compliance Officer/ Company Secretary AMINES & PLASTICIZERS LIMITED T-11, 3RD FLOOR, GRAND PLAZA, PALTAN BAZAR, G S ROAD, KAMRUP, GUWAHATI, ASSAM, INDIA, GUWAHATI PINCODE : 781008 Sub : Confirmation Certificate under Regulation 74(5) of Securities and Exchange Board of India (Depositories and Participants) Regulations, 2018. Dear Sir/Madam, In reference to the above captioned regulation, we hereby confirm that the securities received from the depository participants for dematerialisation during the quarter ended 30th June 2026, were confirmed (accepted/rejected) to the depositories by us and that securities comprised in the said certificates have been listed on the stock exchanges where the earlier issued securities are listed. We hereby also confirm that the security certificates received for dematerialisation have been confirmed/rejected and the security certificates received were mutilated and cancelled after due verification by the depository participant and the name of the depositories have been substituted in the register of members as the registered owner within the prescribed timelines. We request you to kindly take note of the above in your records. Thanking you, Yours faithfully, For MUFG Intime India Private Limited (Formerly Link Intime India Private Limited) Ashok Shetty Sr. Vice President-Corporate Registry MUFG Intime India Private Limited A part of MUFG Corporate Markets, a division of MUFG Pension & Market Services