Indigrid Infrastructure Trust has informed the Exchange regarding Investor grievance report for Report Q1 FY 2026-27

INDIGRID INVESTMENT MANAGERS LIMITED Date: July 21, 2026 BSE Limited National Stock Exchange of India Limited Department of Corporate Services Listing Department Phiroze Jeejeebhoy Towers, Exchange Plaza, C/1, Block G, Dalal Street, Bandra-Kurla Complex, Bandra (East), Mumbai - 400 001 Mumbai - 400 051 Security Code - 540565 Symbol - INDIGRID Subject: Submission of Investor Grievance Report/ Statement of Investor Complaints of IndiGrid Infrastructure Trust for the quarter ended on June 30, 2026 Dear Sir/ Madam, Pursuant to Regulation 23 of the Securities and Exchange Board of India (“SEBI”) (Infrastructure Investment Trusts) Regulations, 2014 read with SEBI Master Circular No. SEBI/HO/DDHS-PoD- 2/P/CIR/2025/102 dated July 11, 2025, please find attached the Investor Grievance Report/ Statement of Investor Complaints of IndiGrid Infrastructure Trust for the quarter ended on June 30, 2026, issued by KFin Technologies Limited, the Registrar & Transfer Agent of IndiGrid Infrastructure Trust. You are requested to kindly take the same on record. Thanking you, For IndiGrid Investment Managers Limited (Acting as the Investment Manager of IndiGrid Infrastructure Trust) Urmil Shah Company Secretary & Compliance Officer ACS-23423 CC to- Axis Trustee Services Limited The Ruby, 2nd Floor, SW, 29, Senapati Bapat Marg, Dadar West, Mumbai- 400 028 Maharashtra, India. IndiGrid Investment Managers Limited Registered & Corporate Office: Unit No. 101, First Floor, Windsor, Village KoleKalyan, off CST Road, Vidyanagari Marg, Kalina, Santacruz (East), Mumbai – 400 098, Maharashtra, India CIN: U28113MH2010PLC308857 Ph: +91 72084 93885 | Email: complianceofficer@indigrid.com | www.indigrid.co.in Yours Sincerely, KFin Technologies Limited Registrar & Transfer Agent for Indigrid Infrastructure Trust Eswar Charan S|AVP - InvIT & ReIT Operations I N V E S T O R G R I E V A N C u m b e r o f in v e s t o r c o m p la in t s p e n d in g a t h e b e g in n in g o f t h e Q u a r t e r u m b e r o f in v e s t o r c o m p la in t s r e c e iv e d u r in g t h e Q u a r t e ru m b e r o f in v e s t o r c o m p la in t s d is p o s e d o f u r in g t h e Q u a r t e ru m b e r o f in v e s t o r c o m p la in t s p e n d in g a t h e e n d o f t h e Q u a r t e r v e r a g e t im e t a k e n f o r r e d r e s s a l o f o m p la in t s f o r t h e Q u a r t e r C o m p ll c o m p la in t s in c lu d in g S C O R E S c o m p la in t sC O R E S C o m p la in t C o m p ll c o m p la in t s in c lu d in g S C O R E S c o m p la in t s C O R E S C o m p la in t o t e : T h e c o m p la in t s in c lu d e t h e g e n e r a l q u e D I G R I D I N F R A S T R U C T U R E T R U S T E R E P O R T F O R T H E P E R I O D 0 1 . 0 4 . 2 0 F o r Q 1 F Y 2 0 2 6 - 2 7 A ll c o m p la in t s in c lu d in g S C O R E S c o 4 7 9 4 7 9 2 W o r k in g D a y s la in t s p e n d in g d u r in g Q 1 F Y 2 0 2 6 - 2 L e s s t h a n 1 – 3 3 - 6 6 - 91 m o n t h m o n t h s m o n t h s 0 0 00 la in t s r e s o lv e d d u r in g Q 1 F Y 2 0 2 6 - 2 L e s s t h a n 1 – 3 3 - 6 6 - 91 m o n t h m o n t h s m o n t h s 4 7 9 0 0 0 0 0 r ie s / c la r if ic a t io n s r e c e iv e d f r o m t h 2 6 T O m p la m o n m o n e in v 3 0 . 0 in t s t h s t h s e s t o - 1 2 n t h - 1 2 n t h E S c t A p G r e t h a G r e t h a m p la lic a b t e r t h s t e r t h s