Update on Credit rating of the Company by ICRA Limited

Leading Through Innovation October 07, 2026 To To BSE Limited National Stock Exchange of India Ltd Corporate Relationship Dept., Corporate Relationship Dept., Phiroze Jeejeebhoy Towers, Exchange Plaza, Plot No. C/1, G Block, Dalal Street, Mumbai 400001 Bandra-Kurla Complex, Bandra (East), Mumbai 400 051 Scrip Code: 544283 Symbol: ACMESOLAR Reference: Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015, as amended (SEBI Listing Regulations) Subject: Update on credit rating of ACME Solar Holdings Limited Dear Sir/Madam, In continuation of our earlier intimation dated April 01, 2026, we wish to inform that credit rating has been reaffirmed / assigned for the enhanced amount by ICRA Limited (“ICRA”) to ACME Solar Holdings Limited, as per the details mentioned below: Instrument Previous Current Rating action Financial Sector rated rated Regulator amount a m ount (Rs. crore) (Rs. crore) Long term – Non- [ICRA]AA- (Stable); RBI fund based – 1,850.00 3,055.00 reaffirmed/assigned for the Others enhanced amount Long term – Non- RBI [ICRA]AA- (Stable); fund based – 650.00 445.00 reaffirmed unallocated Total 2,500.00 3,500.00 The rating rationale issued by ICRA is available at: https://www.icra.in/Rationale/ShowRationaleReport?Id=146191 We request you to take the same on record. Thanking you, For ACME Solar Holdings Limited Rajesh Sodhi Company Secretary and Compliance Officer ACME Solar Holdings Limited CIN: L40106HR2015PLC102129 Corporate Office: 4th, 6th to 8th Floor, Block A1, DLF World Tech Park, DLF IT SEZ Silokhera, Sector 30, Gurugram, Haryana 122001 India Tel: +91-124-4507100 Fax: +91-124-7117001 Regd. Office: Plot No .152, Sector-44, Gurugram 122002, Haryana, India Tel: +91-124-7117000 Fax: +91-124-7117001 Email: cs.acme@acme.in; Website: www.acmesolar.in