General Updates

10th 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 Sub.: POWERGRID declared as successful bidder under TBCB Dear Sir, In terms of Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, as amended, this is to inform that Power Grid Corporation of India Limited (“POWERGRID”) has been declared as successful bidder under Tariff Based Competitive Bidding to establish Inter-State Transmission System for the project namely “Transmission System for integration of Krishnagiri REZ Phase-I” on Build, Own, Operate and Transfer (BOOT) basis. The Letter of Intent (LoI) has been received by POWERGRID on 10th July, 2026. The project comprises establishment of 2 new 765/400kV Sub-stations in the state of Andhra Pradesh. Further, the project involves construction of 765kV & 400kV transmission lines traversing through the states of Andhra Pradesh, Telangana & Karnataka along with associated bays. Thanking You, Yours faithfully, (Anjana Luthra) Company Secretary & Compliance Officer के(cid:574)ीय काया(cid:330)लय: "सौदािमनी", (cid:600)ॉट नंबर 2, से(cid:387)र -29, गु(cid:348)(cid:356)ाम -122001, (ह(cid:303)रयाणा) दूरभाष: 0124-2822999 & 2822000 Corporate Office: “Saudamini”, Plot No. 2, Sector-29, Gurugram-122001, (Haryana) Tel.: 0124-2822999 & 2822000 पंजीकृत काया(cid:330)लय: बी -9, कुतुब इं(cid:720)ी(cid:488)ूशनल ए(cid:303)रया, कटवा(cid:303)रया सराय, नई िद(cid:671)ी -110 016. दूरभाष: 011-26560112, 26560115 & 26560193, CIN: L40101DL1989GOI038121 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