Pursuant to Regulation 36(1)(b) of the SEBI (LODR) Regulations, 2015, the Company has sent a letter providing a web-ink including the exact path of the Annual Report 2025-26, to those shareholders ....

R69d. Oftlce : 'lndsil House", T.V Samy Road (West), R.S. Puram Coimbatore - 64i 002. I N DSI L xvono powER AND MANGANESE LTtrrtTTED Phone : (+9'l /0) (422) 4522922,23 Fax : (+9110) (422) 4522925 e-mail : indsilho@indsil.com website : www.indsil.com CIN : 127101T21990P1C002849 August 21 , 2026 Listing Department BSE Limited 25th Floor, Phiroze Jeejeebhoy Towers, Dalal Street, Mumbai - 400 001 BSE Scrip Code: 522165 Dear Sir / Madam, Subject: lntimation under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 201 5 ("SEBl Listing Regulations") Pursuant to Regulation 36(1)(b) of the SEBI Listing Regulations, the Company has sent a letter providing a web-link, including the exact path of the Annual Report 2025-26, to those Members who have not registered their e-mail addresses with the Company/Depositories. A copy of the letter is enclosed for your record and is also available on the website of the Company. Kindly take the above information on record. Thanking you Yours faithfully, For INDSIL HYDRO POWER AND MANGANESE LIMITED U KALIDOSS COMPANY SECRETARY ANO COMPLIANCE OFFICER Encl.: as above Unit . I : Factory : Vl - 679, Pallatheri, Elapully, PALAKKAD - 678 007, Kerala. Phone : (+91/0) (491) 2967333 E-mail : ieloffce@rndsil.com Unit . ll : Factory : Merakamudidam Mandal, GARBHAM - 535 102, Vizianagaram, Andhra Pradesh. Mobile : 80084 44727 INDSIL HYDRO POWER AND MANGANESE LIMITED CIN: L27101TZ1990PLC002849 Registered Office: “Indsil House”, T V Samy Road, R S Puram, Coimbatore – 641002, Tamil Nadu, India Phone: 0422 4522929 I e-mail: secretarial@indsil.com Date :20/08/2026 Sub.: Notice of 36th Annual General Meeting (AGM) of Indsil Hydro Power and Manganese Limited and Annual Report for the financial year 2025-26. We are pleased to inform you that the 36th Annual General Meeting ('AGM') of the Members of Indsil Hydro Power and Manganese Limited ('the Company') is scheduled to be held on Thursday, 17th September 2026at 12.00PM (IST) through Video Conferencing ('VC') facility / Other Audio Visual Means ('OAVM'). As per Regulation 36 (1) (b) of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, ('Listing Regulations'), as amended, the web-link, including the exact path, where complete details of the Annual Report are available is required to be sent to those member(s) who have not registered their email address(es) either with the Company or with any Depository or MUFG Intime India Private Limited (Formerly Link Intime India Private Limited), Registrar &Share Transfer Agent (RTA) of the Company. Accordingly, the web-link, including the exact path where complete details of the Annual Report for the Financial Year 2025-26 are available is: https://www.indsil.com/investors-relation/-> Annual Reports -> 2025-2026. This letter is being sent to those member(s) who have not registered their email address(es) either with the Company or with any Depository or RTA of the Company as on the cut-off date as on Friday, 14th August 2026. Members may also note that the Annual Report for the financial year 2025-26 is also available on the website of the Stock Exchange i.e., BSE Limited at www.bseindia.com and on the website of National Securities Depository Limited (NSDL) at www.evoting.nsdl.com. Further, pursuant to Listing Regulations, the Company will be sending a hard copy of the Annual Report to those Shareholders who request for the same through email atsecretarial@indsil.com. Should you have any queries, please feel free to contact our secretarial department at secretarial@indsil.com. Moreover, you are also requested to update your e-mail address at the earliest either through your depository participants, if you hold shares in electronic form or send a communication to us / our RTA, if you hold shares in physical form, to facilitate the updation to continue receiving all important information & documents thereafter and encourage Green Initiative. Thanking you, Yours faithfully, For Indsil Hydro Power and Manganese Limited Kalidoss U Company Secretary