Certificate under Regulation 74(5) of SEBI (DP) Regulations, 2018

October 11, 2026 The Manager The Manager BSE Limited National Stock Exchange of India Limited Department of Corporate Services Exchange Plaza, Bandra Kurla Complex Floor 25, P. J. Towers, Bandra (E), Mumbai - 400 051 Dalal Street Mumbai - 400 001 Symbol - SINCLAIR BSE Scrip Code: 523023 The Secretary The Calcutta Stock Exchange Ltd 7, Lyons Range Kolkata 700 001 CSE Scrip Code: 029074 Dear Sir/Madam, Sub: Certificate under Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018, for the quarter ended September 30, 2026 Pursuant to the requirement under Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018, we are enclosing herewith a confirmation certificate dated October 6, 2026, issued by Niche Technologies Private Limited, Registrar and Share Transfer Agent of the Company, for the quarter ended September 30, 2026. Kindly take the above on record. Thanking You, Yours faithfully, For Sinclairs Hotels Limited Dipak Kumar Shaw Company Secretary M No.: A44841 Encl: As above NICH NICHE TECHNOLOGIES PRIVATE LIMITED (An ISO 9001:2015 Certified Company) (Registrars & Share Transfer Agent) CIN: U74140WB1994PTC062636 3A, Auckland Place, 7th Floor, Room No. 7A & 7B, Kolkata – 700 017 Phones: (033) 2280 6616 / 6617 / 6618 Fax: (033) 2280 6619 E-Mail: nichetechpl@nichetechpl.com Website: https://www.nichetechpl.com Date: 06.10.2026 SINCLAIRS HOTELS LIMITED 147, BLOCK - G, NEW ALIPORE, KOLKATA- 700 053 Dear Sir / Madam Sub.: Confirmation Certificate in the matter of Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018 for the Quarter Ended 30th September 2026 In reference to the above captioned subject, we as RTA of your company hereby confirm that the securities received from the depository participants for dematerialisation during the quarter ended 30th September 2026, were confirmed (accepted/rejected) to the depositories and that securities comprised in the said certificate have been listed on the stock exchanges where the earlier issued securities are listed. We hereby also confirm that the security certificates received for dematerialisation have been mutilated and cancelled after due verification and the name of the depository have been substituted in the register of members of the company as the registered owner. For Niche Technologies Pvt. Ltd. (Registrar & Share Transfer Agent) ( Ashok Sen ) Manager – EDP