Pursuant to Regulation 74(5) of SEBI (Depositories & Participants) Regulations, 2018, please find enclosed the Compliance Certificate received from Bigshare Services Private Limited, RTA of the Company for the Quarter ended September 30, 2026.

Date: October 09, 2026 BSE Limited Listing Department Phiroze Jeejeebhoy Towers, Dalal Street, Mumbai – 400001 Scrip Code - 530589 Scrip Symbol - PRIMAPLA Sub: Certificate in terms of Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018 for the Quarter ended September 30, 2026 Dear Sir/ Madam, Pursuant to Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018, please find enclosed the Compliance Certificate received from Bigshare Services Private Limited, Registrar and Share Transfer Agent of the Company for the Quarter ended September 30, 2026. Kindly take the same on record. Thanking you, For Prima Plastics Limited Nehal Goyal Company Secretary and Compliance Officer Membership No: A79764 Encl: A/a Central Depository Services (India) Limited National Securities Depository Limited 25th Floor, Marathon Futurex, Trade World, NM Joshi Marg, 4th Floor, Kamala Mills Compound, Lower Parel, Mumbai – 400013 Lower Parel, Mumbai – 400013 Bigshare Services Pvt. Ltd. Date: 09/10/2026 PRIMA PLASTICS LIMITED 3RD FLOOR, 76/79 MAKWANA LANE ASTARC HOUSE TAKPADA, CTS 610, MAROL ANDHERI EAST, MAROL NAKA MUMBAI-400059 Dear Sir/Madam, Sub: Certificate under Regulation 74(5) of the SEBI (Depositories and Participants) Regulations, 2018 for the quarter ended 30th September 2026. In reference to the above captioned regulation, we hereby confirm that the securities received from the depository Participants for dematerialization up to 30th September 2026 were confirmed (accepted/rejected) to the depositories by us and that securities comprised in the said certificates have been listed on the stock exchange where the earlier issued securities are listed. We hereby confirm that the security certificates received for dematerialization have been mutilated & cancelled after due verification by the depository Participant and the name of the depositories have been substituted in register of members as registered owner within 15 days of receipt of certificate of securities. We request you to kindly take note of the above in your records. Thanking You, For Bigshare Services Pvt. Ltd Sandeep More Authorised Signatory CIN : U99999MH1994PTC076534 Regd. Office Office No S6-2, 6th Floor, Pinnacle Business Park, Next to Ahura Centre, Mahakali Caves Road, Andheri (East) Mumbai - 400 093. Tel. : +9122 6263 8200 • Fax : +9122 6263 8299 • Ema il : info@bigshareonline.com • Website : www.bigshareonline.com