Copy of Newspaper Publication

Date: August 05, 2026 To To BSE Limited The National Stock Exchange of India Limited P J Towers, “Exchange Plaza”, Dalal Street, Bandra – Kurla Complex, Mumbai – 400 001 Bandra (E), Mumbai – 400 051 Scrip Code: 544318 Scrip Code: MAMATA Sub: Newspaper Publication dated August 05, 2026 Dear Sir, We herewith enclose copies of newspaper advertisement regarding Corrigendum to 47th Annual Report of the Company for the financial year 2025-26, published in ‘Financial Express (English)’ and ‘Financial Express (Gujarati)’ on August 05, 2026. This Disclosure is made in terms of requirements of Regulation 30 and 47(3) of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015. The above information is also available on the website of the Company www.mamata.com. You are requested to take the same on your record. Thanking You Yours Faithfully, For, Mamata Machinery Limited Madhuri Sharma Company Secretary & Compliance Officer Phone: +91-2717-630800 | E-mail: info@mamata.com | Website: www.mamata.com (A Government of India Navratna Enterprise) CIN: L40101HR1975GOI032564 Regd. Office : NHPC Office Complex, Sector- 33, Faridabad-121003 (Haryana) E-mail:companysecretary@nhpc.nic.in, EPABX No. : 0129-2588110 / 2588500 Website: www.nhpcindia.com INFORMATION REGARDING 50th ANNUAL GENERAL MEETING (AGM) TO BE HELD THROUGH VIDEO CONFERENCE (VC)/ OTHER AUDIO VISUAL MEANS (OAVM), BOOK CLOSURE DATES AND FINAL DIVIDEND 1. The 50th AGM of the Company will be held through VC/ OAVM on Friday, August 28, 2026 at 11:30 A.M. (IST), deemed to be held at the Registered Office of the Company, in compliance with all the applicable provisions of the Companies Act, 2013 (the Act), the Rules made thereunder and the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 (SEBI LODR), read with General Circular No. 03/2025 dated September 22, 2025 & other circulars on the matter issued by the Ministry of Corporate Affairs (MCA), to transact the businesses that will be set forth in the Notice of the AGM. 2. In compliance with the relevant circulars, the Notice of the 50th AGM and Annual Report 2025-26 will be sent only through electronic mode to those members whose email addresses are registered with the Company/ Registrar and Share Transfer Agent (RTA)/ Depository Participant(s) (DP). 3. Members who have not registered their e-mail address are requested to register the same in respect of shares held in electronic form with the Depository through their DP. In respect of shares held in physical form, Members may register their email id by writing to the Company/RTA of the Company. 4. In accordance with Regulation 36(1)(b) of SEBI LODR, the Company is sending letters to members whose email ids are not registered, providing weblink of Company's website, including exact path, where Annual Report 2025-26 is available. 5. The Annual Report 2025-26 including Notice of the 50th AGM will also be available on the Company's website at www.nhpcindia.com, on the website of Stock Exchanges i.e. BSE Limited at www.bseindia.com and National Stock Exchange of India Limited at www.nseindia.com, and on the website of e- voting service provider i.e. M/s National Securities Depository Limited (NSDL) at www.evoting.nsdl.com. 6. Pursuant to the provisions of Section 91 of the Act read with relevant rules and Regulation 42 of SEBI (LODR), the Register of Members and Share Transfer Books of the Company will remain closed from Thursday, August 13, 2026 to Friday, August 28, 2026 (both days inclusive). The Board of Directors, in their meeting held on February 04, 2026 had declared an interim dividend @ 14% (`1.40 per equity share) on the paid up equity share capital of theCompany which was paid in February, 2026. Further, the Board of Directors, in their meeting held on May 15, 2026 had recommended a final dividend @ 2.10% (`0.21/- per equity share) for the financial year 2025-26, subject to approval of shareholders at the ensuing 50th AGM. The Company has fixed Wednesday, August 12, 2026 as “Record Date” for determining the entitlement of members to receive final dividend, if declared at the AGM. The members, whose names appear in the register of members/ list of beneficial owners as on the record date, will be entitled to receive final dividend. Since, November 19, 2025, dividends are processed only in electronic mode, consequently payment through dividend warrants or cheque has been discontinued. 7. Members who are holding shares in dematerialized mode and want to update the bank account details should contact their concerned DP. Members holding shares in physical form are advised to submit particulars of their bank account, viz. name and address of the branch of the bank, IFSC & MICR code of the branch, type of account and account number to RTA of the Company, submitting relevant form. Members are also requested to opt for the Electronic Clearance System (ECS) mode to receive dividend on time. As per SEBI relevant circulars, payment of dividend shall be made through electronic mode to the members (holding shares in physical form). Hence, members are requested to register/update their bank details including PAN and KYC, to receive dividend directly into their bank account. 8. Members are requested to update/ register their email id and/or KYC details as under: a. In case of shares held in dematerialized mode- Register/ update their email id and/or KYC details with their respective DP, as per the process advised by their DP. b. In case of shares held in physical mode- Register/ update the email and/or KYC details with the Company / RTA by submitting duly-filled form ISR-1. For further details, please visit website of the Company i.e. www.nhpcindia.com . 9. Manner of casting vote(s) through e-voting: a. In terms of Section 108 of the Act read with relevant Rules, Regulation 44 of SEBI LODR (as amended) and MCA Circulars, the Resolutions for consideration at the 50th AGM will be transacted through remote e-voting (i.e. facility to cast vote prior to the AGM) and also e-voting during the AGM, for which the Company has engaged the services of NSDL. The manner of remote e-voting prior to the AGM or through e-voting system during the AGM by the members holding shares in dematerialized mode, physical mode and for the members who have not registered their email addresses are provided in the Notice of the AGM. The details are also available on the website of the Company. b. Members attending the AGM through VC/ OAVM shall be reckoned for the purpose of quorum under Section 103 of the Act. c. The login credentials for casting the votes through e-voting shall be made available through various modes as may be provided in the Notice, which will be sent through email and made available on the website of the Company. Members are requested to carefully read all the Notes set out in the Notice of the AGM and in particular, instructions for joining the AGM, manner of casting vote through remote e-voting and e-voting during the AGM. The above information is being issued for the benefit of all the members of the Company and is in compliance with the Act and MCA circulars. Contact details of RTA are as under :- Name and Address Contact Details M/s KFin Technologies Limited, Toll free No. : 18003094001 Selenium Building, Tower B, Plot No 31 WhatsApp Number: (91) 910 009 4099 & 32, Financial District, Nanakramguda, Email:einward.ris@kfintech.com Serilingampally, Hyderabad RTA Website: https://ris.kfintech.com Rangareddi,Telangana,India - 500 032 !!ATTENTION SHAREHOLDERS!! 1. Shareholders who have not yet updated their KYC are requested to update the KYC-PAN (linked with Aadhar), Address with PIN Code, Bank details, Nomination, Mobile and Email ID through DP (in case of electronic holding)/ RTA (in case of physical holding). 2. A special window for re-lodgement of transfer deeds of physical securities of NHPC Limited which were sold/ purchased prior to April 01, 2019 wi [Showing first 8,000 characters — download PDF for full document]