Detailed disclosure is attached.

9 October 2026 BSE Limited (Security Code: 524314) Phiroze Jeejeeboy Towers, Dalal Street, Fort, Mumbai- 400 001. Dear Sirs, Sub: Certificate under Regulation 74(5) of the Securities and Exchange Board of India (Depositories and Participants) Regulations, 2018 for the period 1 July 2026 to 30 September 2026 Pursuant to Regulation 74(5) of the Securities and Exchange Board of India (Depositories and Participants) Regulations, 2018, please find enclosed herewith the certificate received from Bigshare Services Private Limited, the Registrar and Share Transfer Agent, in respect of the dematerialisation request received by them for the Company during the period 1 July 2026 to 30 September 2026. Thanking you, For Gujarat Terce Laboratories Limited Ashka Solanki Company Secretary Enclosure: As above Ref No. BSS/74(5) Date: 08/10/2026 GUJARAT TERCE LABORATORIES LTD 122 / 2 RAVI ESTATE BILESWARPURA CHHATRAL GANDHI NAGAR - 382729 Dear Sir/Madam, Sub: Certificate under Regulation 74(5) of the SEBI (Depositories and Participants) Regulations, 2018 for the quarter ended 30th September 2026. Ref: NSDL/CIR/II/5/2019 dated 25th January 2019 DSL/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 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, Yours faithfully, For Bigshare Services Pvt. Ltd., Sandeep More Authorised Signatory