Dear Sir, PFA, The Compliance Certificate issued by our RTA for Sep-26 under regulation 74(5). Kindly take the same on records . For Colinz Labs Ltd Director

Colinz Date: 07-L0-2026 Corporate Relationship Department' The BSE Limited, 1-'t Floor, New Trading Ring Rotunda Building' P. J. Towers, Dalal Street, Fort, Mumbai - 400 001 Dear Sirs, Sub: Certificate under Regulation 74(5) of SEBI {Depositories and Participantsi Regulations, 201-8 for the quarter ended 30th September,2o26' Ref: Security ID: COLINZLAB0R Security Code: 531,210 We attach herewith the certificate received from our Registrar and Share Transfer Agent M/s. Bigshare Services Pvt. Ltd. in compliance under Regulation 7415) of SEBI and Participants) Regulations,2018 for the quarter ended 30'h [Deposit6ries September,2O26We request you to take note of the above' Thanking You, Yours faithfully, For Colin z Laboratories ltd. $iiiir,,iIiAl Vijaya Mani Director DIN: 11363910 Coli nz Laboratories Li m ited crN No- L24200MH1986PLC041 I 28 Corp.Off.: tu101 , Pratik Estate, Next to Fortis Hospital, Mulund Link Road, P. Box No. 17339 Mumbai - 400 078. INDtA E-mail : colinzlabs@yahoo.com / colinzlabs@gmail.com Mobile :9137392123 uu*-hnrs Strs/iees Pvt. Ltrl. Ref No. BSS/Reg 74(5y25-ZG Date:0511012026 COLINZ LABORATOzuES LTD (rNE923C01011) A.101 PRATHIK ESTATE NEXT TO WOCHARDT HOSPITAL MULUND JOGESHWARI LINK MUMBAI-400078. Dear Sir/Madam, Sub: Certificate under Regulation 74(5) of the SEBI (Depositories and Participants) Regulations,2018 forthe quarter ended 30'h September, 2026. In reference to the above - captioned regulation we hereby confirm that the securities received from the depository Participants for dematerialization up to 30'h September, 2026 were confirmed (accepted/rejected) to the depositories by us and that securities comprised in the said certificates have been listed on the stockixchange 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 CIS r li$$$SF}{lIf 9+$trTC8?S534 $f$cr -r+-c 56-1" 6th Fl**r- Fmarle B*siress Fark. Nrxr te Afurrm Cenrre. Mahakah {jareq Rtad- Asdheri dEa*t} Sfw::hat -4S$ eS_1. Tel.:=Sii3S:{3Sltt*"}-ux.-$lll 6l{-1 8:9$"E::rait::nf*li?.{--i65har**rlixe.toen "trtr'ebsite:*.{.1\'rft':trig.sA}lr*.cnlir:*'t*r:: Regrl" {}ff'rry: f-lr-i. A*re 1:rd6:,tria1 E:tate S*ki-,ih;rr B.cacf.Sa}:i }{ak*- A.r:r,Ltrr*ri 1E,}. hfrar:i:xr -4{'i1J S?l &r*Xie..