Pursuant to Regulation 30 read with Schedule III of the Securities and Exchange Board of India (Listing Obligation and Disclosure Requirements) Regulations, 2015, as amended, this is ....

12th August, 2026 To, To, The Manager, The Manager, Lis(cid:415)ng Department Lis(cid:415)ng Department BSE Limited Na(cid:415)onal 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: Grant of Op(cid:415)ons to the Eligible Employees under – Insola(cid:415)on Energy Employee Stock Op(cid:415)on Plan 2024 (“ESOP 2024”/“Plan”) Dear Sir/Madam, Pursuant to Regula(cid:415)on 30 read with Schedule III of the Securi(cid:415)es and Exchange Board of India (Lis(cid:415)ng Obliga(cid:415)ons and Disclosure Requirements) Regula(cid:415)ons, 2015, as amended, this is to inform that the Nomina(cid:415)on and Remunera(cid:415)on Commi(cid:425)ee of the board of directors of the Company at its mee(cid:415)ng held on 12th August, 2026 has approved the grant of 7,500 (Seven Thousand Five Hundred) op(cid:415)ons pursuant to the Insola(cid:415)on Energy Employee Stock Op(cid:415)on Plan 2024 (“ESOP 2024”/“Plan”) at the exercise price of Rs. 3.80/- (Three rupees and eighty paise Only) to the eligible employees of the Company and its subsidiary, associate, group companies. The detailed disclosure as required under Regula(cid:415)on 30 of the SEBI (Lis(cid:415)ng Obliga(cid:415)ons and Disclosure Requirements) Regula(cid:415)ons, 2015 read with SEBI Master Circular No. HO/49/14/14(7)2025-CFD- POD2/I/3762/2026 dated 30th January, 2026 is enclosed as Annexure - A. Kindly take the same on your records. Thanking You, For and on behalf of Insola(cid:415)on Energy Limited Nitesh Sharma Company Secretary & Compliance Officer ACS: 66702 Encl: As above Annexure -A Disclosure in terms of Regula(cid:415)on 30 of the SEBI Lis(cid:415)ng Regula(cid:415)ons, read with SEBI Master Circular No. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated 30th January, 2026 S. No. Par(cid:415)culars Details 1 Brief details of op(cid:415)ons granted Op(cid:415)ons granted pursuant to ESOP Scheme to mo(cid:415)vate employees, who are consistently performing well, and to give them an opportunity to par(cid:415)cipate and gain from the Company's performance, thereby, ac(cid:415)ng as a reten(cid:415)on tool as well as to align the efforts of such talent towards long term value crea(cid:415)on in the organiza(cid:415)on and to a(cid:425)ract new talent. 2 Whether the scheme is in term of Insola(cid:415)on Energy Employee Stock Op(cid:415)on Plan 2024 SEBI (SBEB) Regula(cid:415)ons, 2021 (if (“ESOP 2024”/Plan”) is in compliance with the SEBI applicable) (SBEB) Regula(cid:415)ons, 2021. 3 Total number of shares covered by 7,500 (Seven Thousand Five Hundred), op(cid:415)ons in tranche these op(cid:415)ons 8 out of the Total Grant of 20,00,000 (Twenty Lacs) op(cid:415)ons. These Op(cid:415)ons granted to the eligible employees of the Company and its subsidiary/ associate/ group companies in one or more tranches. Each op(cid:415)on having a face value of Re. 1/- each. 4 Pricing formula The aforesaid Op(cid:415)ons have been granted at an exercise price of Rs. 3.8/- per op(cid:415)on. 5 Op(cid:415)ons vested Ves(cid:415)ng period of op(cid:415)ons granted under ESOP 2024 shall commence from the Grant date and shall be minimum of 1 (One) year from the Grant date, and it may extend up to maximum of 5 (Five) years from the Grant date, at the discre(cid:415)on of and in the manner prescribed by the Commi(cid:425)ee. The Ves(cid:415)ng Schedule, Ves(cid:415)ng Percentage and Other Ves(cid:415)ng Condi(cid:415)ons shall be communicated by the Commi(cid:425)ee to the Grantees in the Grant Le(cid:425)er of respec(cid:415)ve Grantees, subject to minimum and maximum Ves(cid:415)ng Period as men(cid:415)oned above. 6 Time within which op(cid:415)on may be The Exercise period would commence from the date of exercised ves(cid:415)ng and will expire on comple(cid:415)on of 18 (eighteen) months from the date of ves(cid:415)ng of op(cid:415)ons. 7 Op(cid:415)ons exercised Will be in(cid:415)mated to the regulatories when the op(cid:415)ons are exercised. 8 Money realized by exercise of Will be in(cid:415)mated to the regulatories at the (cid:415)me of op(cid:415)ons exercise of op(cid:415)ons. 9 The total number of shares arising Will be in(cid:415)mated to the regulatories at the (cid:415)me of as a result of exercise of op(cid:415)on exercise of op(cid:415)ons. 10 Op(cid:415)ons lapsed Will be in(cid:415)mated to the regulatories at the (cid:415)me of exercise of op(cid:415)ons. 11 Varia(cid:415)on of terms of op(cid:415)ons The employee stock op(cid:415)ons granted shall be governed by the terms provided under the scheme i.e., Insola(cid:415)on Energy Employee Stock Op(cid:415)on Plan 2024 (“ESOP 2024”/“Plan”). The Board may if it deems necessary or desirable, vary the terms of the Scheme, subject to the Applicable Laws. 12 Brief details of significant terms Under the Insola(cid:415)on Energy Employee Stock Op(cid:415)on Plan 2024 (“ESOP 2024”/“Plan”), eligible employees of the Company will be granted ESOPs which can be exercised by such employees upon ves(cid:415)ng a(cid:332)er sa(cid:415)sfying the ves(cid:415)ng condi(cid:415)ons set out by the Nomina(cid:415)on and Remunera(cid:415)on Commi(cid:425)ee/ Compensa(cid:415)on Commi(cid:425)ee. 13 Subsequent changes or N.A. cancella(cid:415)on or exercise of such op(cid:415)ons 14 Diluted earnings per share N.A. pursuant to issue of equity shares on exercise of op(cid:415)ons