Record Date

29th July, 2026 To To The General Manager (Listing) The General Manager (Listing) National Stock Exchange of India Limited BSE Limited Exchange Plaza, C 1/G Block, Phiroze Jeejeebhoy Towers, Bandra-Kurla Complex, Dalal Street, Mumbai. Bandra (East), Mumbai. Reference: NSE SCRIP ID: POWERGRID; BSE Scrip Code: 532898 EQ ISIN: INE752E01010 Subject: Intimation of Record Date pursuant to Regulation 42 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 for the purpose of Final Dividend for the Financial Year 2025-26. Dear Sir, This is to inform that the 37th Annual General Meeting (“AGM”) of the Members of Power Grid Corporation of India Limited (“the Company”) will be held on Thursday, 20th August, 2026 at 11:00 A.M. (IST) through Video Conferencing (VC)/ Other Audio-Visual Means (OAVM). Pursuant to Regulation 42 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, as amended, and in continuation of disclosure dated 15th May, 2026, this is to inform that the Company has fixed the Record Date/Cut-off Date as Thursday, 13th August, 2026 for determining the entitlement of the members for payment of Final Dividend on Equity Shares and for the purpose of 37th AGM of the Company. Further, the Final Dividend on Equity Shares, if declared by the Members at the 37th AGM, will be paid on or before Wednesday, 16th September, 2026. Thanking You, Yours faithfully, (Anjana Luthra) Company Secretary & Compliance Officer 1. National Securities Depository Limited, 3rd Floor, Naman Chamber, Plot C-32, G Block, Bandra Kurla Complex, Bandra East, Mumbai, Maharashtra - 400051. 2. Central Depository Services (India) Limited, Marathon Futurex, A-Wing, 25th floor, NM Joshi Marg, Lower Parel, Mumbai - 400013. 3. KFin Technologies Limited, Selenium Building, Tower-B, Plot No 31 & 32, Financial District, Nanakramguda, Serilingampally, Hyderabad, Rangareddy, Telangana- 500032. Corporate Office: “Saudamini”, Plot No. 2, Sector-29, Gurugram-122001, (Haryana) Tel.: 0124-2822999 & 2822000 Registered Office: B-9, Qutab Institutional Area, Katwaria Sarai, New Delhi-110 016. Tel: 011-26560112, 26560115 & 26560193, CIN : L40101DL1989GOI0381 21 Website: www.powergrid.in