Certificate under SEBI (Depositories and Participants) Regulations, 2018

strqa €Eer fr{DTb ffid E rqft4-q/Corporate Office Oil lndia Limited 3f{d 6r3g/otl House, srrd ser-rt d a#a Ei. / ptot No.19,ttec/Sector-16A, dusrl ruoiOa-201 301 (s.c.) (u.p.) A Mat hr a6 ra a tn- a6 n Cd Pr S ? Ef lf ulu nf dr- e$ r ula/Phone: +91 -1 20-24 1 9000 Government of lndia €-fia/E-mait: oilindia@dlindia.in Ref. No OIL/SEC/32-33/NSE-BSE Dated: 14.10.2026 ruaiiffi Stoak-Exctrange of lndia Limated BSE Limited Exchange Plaza, Plot No. C/1, G Block, Department of Corporate Service Bandra Kurla Complex, Phiroze Jeejeebhoy Towers Bandra (E), Mumbai - 400 051 Dalal Street, Mumbai - 400 001 Symbol: OIL Security Code. 533106 Sub: Compliance Certificate under Requlation 74(5) of the SEBI (Depositories & Participants) Requlations. 2018 for Quarter ended 30.09.2026 Sir/Madam, We are enclosing herewith Certificate received from KFin Technologies Limited, Registrar & Share Transfer Agent of Company confirming compliance with the provisions of Regulation 74(5) of SEBI (Depositories and Participants)Regulations, 2018for the quarter ended 30th September, 2026. This is for your information & record please. Thanking you. Yours faithfully, For Oil lndia Limited A K. Sahoo Company Secretary & Compliance Officer Encl.: As above ddqdolqh'qgftqrdH,Eqrr6,3[sfl, /Regd. Office Duliajan, Pin - 786602, Dibrugarh, Assam, Tet.: +913742g04510, +91g742g00427 Web: wwwoii-india.com I CIN - Ll1101AS1959cOt001148 AKFINTHCH Date: 05.10.2020 M/s orl LrMrrED ,NDIA PLOT NO 19, SECTOR 16-A NOTDA - 201301 UTTAR PRADESH Dear Sir, Subject: Confirmation Certificate in the matter of Regulation Z4(S) of Securities and Exchange Board of India (Depositories and ParticipantsJ Regulations, 201g. ln reference to the above captioned regulation, we hereby confirm that the securities received from the depository participants for dematerialization during the quarter ended 30th September, 2026 were confirmed (a_ccepted/rejected) to the depositories by us and that securities comprised in the said certificates have been listed on ihe stock e*thange, where the earlier issued securities are listed. We hereby also confirm that the security certificates received for dematerialization have been confirmed/rejecbd 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 15 days. We request you to kindly take note of the above in your records. Thanking you Yolr Faithfully Fo.r KrFinf rf rcirruoloctEs LIMITED y'CNTTSH,CHANDhA PATRO Deputy Vice President l{Fin Technalogies Limited Oper*tions Centre: Registered Offlce: }{Fit ?+**aet*sia< {-!e;}aFa tai=*;.'.*