Certificate under SEBI (Depositories and Participants) Regulations, 2018

13th July, 2026 To, To, The Manager, The Manager, Listing Department Listing Department BSE Limited National Stock Exchange of India Limited Floor 25, P J Towers, ‘Exchange Plaza’ C-1, Block G, Dalal Street, Bandra Kurla Complex, Bandra (E), Mumbai – 400 001 Mumbai - 400 051 BSE Scrip Code: 543620 NSE Symbol: INA Subject: Certificate under Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018 for the quarter ended 30th June, 2026 Dear Sir / Madam, We submit herewith the confirmation certificate received from Bigshare Services Private Limited, Registrar and Share Transfer Agent (RTA) pursuant to Regulation 74(5) of the SEBI (Depositories and Participants) Regulations, 2018 for the quarter ended 30th June, 2026. This is for your information and record. Thanking You, For and on behalf of Insolation Energy Limited Nitesh Sharma Company Secretary & Compliance Officer ACS: 66702 Encl.: As above TM Bigshare Services Pvt. Ltd. Ref No. BSS/Reg 74(5)-0706 Date: 08/07/2026 Insolation Energy Limited INE0LGX01024 C-02, New Aatish Market Extension, Mansarovar, Jaipur, Rajasthan. PIN – 302020 Sub: Certificate under Regulation 74(5) of the SEBI (Depositories and Participants) Regulations, 2018 for the quarter ended 30th June 2026 Dear Sir, With reference to the captioned regulation, 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 during the quarter ended on 30th June 2026. We request you to kindly take note of the above in your records. Thanking you, Yours faithfully, For Bigshare Services Pvt. Ltd., Sandeep More Authorised Signatory CIN : U99999MH1994PTC076534 Offi ce No S6-2, 6th Floor, Pinnacle Business Park, Next to Ahura Centre, Mahakali Caves Road, Andheri (East) Mumbai - 400 093. Tel. : +9122 6263 8200 • Fax : +9122 6263 8299 • Ema il : info@bigshareonline.com • Website : www.bigshareonline.com