Certificate under SEBI (Depositories and Participants) Regulations, 2018

July 06, 2026 To, To, Listing Operation Department Listing Compliance Department BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers, Exchange Plaza, C-1, Block G, Bandra Kurla Dalal Street, Mumbai-400001 Complex, Bandra (East), Mumbai-400051 (Scrip Code: 544644) (SYMBOL: CORONA) Dear Sir / Madam, Sub.: Certificate pursuant to Regulation 74(5) of the SEBI (Depositories and Participants) Regulations, 2018 for the first quarter ended June 30, 2026 Pursuant to Regulation 74(5) of the SEBI (Depositories and Participants) Regulations, 2018, as amended from time to time, please find enclosed herewith a copy of the certificate received from M/s. Bigshare Services Private Limited, Registrar to Issue and Share Transfer Agent of the Company, for the first quarter ended on June 30, 2026. You are requested to take note of the above. Thanking you. Yours faithfully, For CORONA Remedies Limited Chetna Dharajiya Company Secretary and Compliance Officer Encl.: A/a To, To, National Securities Depository Limited Central Depository Services (India) Limited Trade World, “A” Wing, 4th Floor, Unit No. A-2501, Marathon Futurex, Kamala Mills Compound, Mafatlal Mills Compound, Senapati Bapat Marg, Lower Parel, N.M. Joshi Marg, Lower Parel (E), Mumbai-400013 Mumbai-400013 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. Ref No. BSS/SE-AU Date : 30 Jun 2026 CORONA REMEDIES LIMITED CORONA HOUSE C-MONDEAL BUSINESS PARK, NEAR GURUDWARA, S. G HIGHWAY,THALTEJ AHMEDABAD GUJARAT AHMEDABAD 380054 Dear Sir/Madam, Sub : Non applicability of Certificate for Compliance under Regulation 74(5) of the SEBI (Depositaries and Participants) Regulation, 2018 (erstwhile Reg. 54 of SEBI (Depository and Participant) Regulations, 1996) for the quarter ended June 30, 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 In accordance with Regulation 74(5) of the SEBI (Depositaries and Participants) Regulation, 2018 (erstwhile Reg. 54 of SEBI (Depository and Participant) Regulations, 1996) for the quarter ended June 30, 2026, we hereby confirm that the said Regulation is not applicable to the Company as the entire holding of the Company's shares are in demat form and we have not received any request from any members of the Company for rematerialisation or dematerialization, during the quarter ended on June 30, 2026. (31 Mar 2026 to 30 Jun 2026). We request you to kindly take note of the above in your records. Thanking you, Yours faithfully, For Bigshare Services Pvt Ltd (AUTHORISED SIGNATORY)