Submission of Certificate under Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018 for the quarter ended on 30th September, 2026.

DIPNA PHARMACHEM LIMITED CIN: L24100GJ2011PLC066400 Regd. Office: A/211, Siddhi Vinayak Complex, Near D.A.V. School, Makarba, Ahmedabad – 380 055 E-mail: dharachem99@yahoo.in Date: 19th October, 2026 BSE Limited Phiroze Jeejeebhoy Tower, Dalal Street, Mumbai – 400 001 Dear Sir / Madam, Sub: Submission of Certificate under Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018 for the Quarter ended on 30th September, 2026 Ref: Security Id: DPL / Code: 543594 With reference to the captioned subject, we hereby submit the confirmation Certificate received from M/s. Bigshare Services Private Limited, Registrar and Share Transfer Agent (RTA) as per Regulation 74(5) of the Securities and Exchange Board of India (Depositories and Participants) Regulations, 2018 for the Quarter ended on 30th September, 2026. Kindly take the same on your record and oblige us. Thanking You For, Dipna Pharmachem Limited Keyur Dipakkumar Shah Managing Director DIN: 03167258 S E B I Bigshare Services Pvt Ltd. REGISTERED CATEGORY I REGISTRAR 8 TRANSFER O ffice No 303, Sun Square Complex, Near Chakradhari Society AGENT Bus Stop, Girish Cold Drinks Cross Road, C.G. Road, Navrangpura, Ahmedabad-380009, Gujarat, India. Tel No:- +91 07940024135. DIPNA PHARMACHEM LIMITED Date: 17/10/2026 A211 SIDDHI VINAYAK COMPLEX NEAR DAV SCHOOL MAKARBA AHMEDABAD - 380055 Kind Attn : Ms. Khushboo Jethaliya Dear Sir/Madam, Sub : Certificate under Regulation 74(5) of the SEBI (Depositories and Participants) Regulations, 2018 for the quarter ended 30 Sep 2026. Ref : NSDL/CIR/II/5/2019 dated 25th January, 2019 CDSL/OPS/RTA/POLICY/2019/14 dated 25th January, 2019. SEBI vide its letter ref no. MRD/DOP2/DSA2/OW/2019/2498/1 dated 24/01/2019 With reference to the captioned regulation, we hereby confirm that the securities received from the depository Participants for dematerialisation during the quarter 30 Sep 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 dematerialisation 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. We request you to kindly take note of the above in your records. Thanking you, Yours faithfully, For Bigshare Services Pvt Ltd (Authorised Signatory)