POWERGRID Wins SR-ER Grid Project Under TBCB, Receives Letter of Intent

Power Grid Corporation of India has been declared the successful bidder under Tariff Based Competitive Bidding (TBCB) for establishing Inter-State Transmission System for the Inter-Regional Strengthening project between Southern Region (SR) Grid and Eastern Region (ER) Grid. The company received the Letter of Intent (LoI) for the project, which involves 765kV transmission lines on a Build, Own, Operate and Transfer (BOOT) basis.

Project Specifications

The project will be executed on a BOOT basis, demonstrating Power Grid Corporation of India's comprehensive involvement in the transmission infrastructure lifecycle. The technical specifications and geographical scope highlight the project's strategic importance:

Parameter	Details
Transmission Lines	765kV D/C transmission lines
States Covered	Odisha and Andhra Pradesh
Project Basis	BOOT (Build, Own, Operate and Transfer)
Bidding Method	Tariff Based Competitive Bidding
Additional Works	Associated line bays and reactors at both ends

Infrastructure Components

The project comprises 765kV Double Circuit (D/C) transmission lines that will traverse through the states of Odisha and Andhra Pradesh. The infrastructure development includes associated line bays and reactor works at both ends, ensuring comprehensive grid connectivity and stability between the two regional grids.

Strategic Grid Enhancement

This Inter-Regional Strengthening initiative represents a critical infrastructure development that will significantly improve power transfer capabilities between India's Southern and Eastern regions. The 765kV transmission system will enhance grid reliability and enable efficient power flow management across regional boundaries.

The successful bid acquisition reinforces Power Grid Corporation of India's position as India's leading transmission utility and demonstrates the company's continued involvement in critical national infrastructure projects. This project will contribute to the overall robustness of India's power transmission network, supporting the country's growing energy demands and ensuring reliable electricity supply across different states and regions.

1 Day	5 Days	1 Month	6 Months	1 Year	5 Years
-0.53%	-1.13%	-4.15%	-9.16%	-21.73%	+141.77%

Power Grid Corporation of India has announced a significant corporate restructuring initiative, with its Board of Directors scheduled to meet on December 20, 2025, to deliberate on a major subsidiary consolidation plan.

Board Meeting and Merger Proposal

The upcoming board meeting will focus on considering and approving the amalgamation of 13 wholly owned subsidiary companies of POWERGRID into 2 other wholly owned subsidiary companies. The board will also review the schemes of merger related to this consolidation effort.

Meeting Details:	Information
Meeting Date:	Saturday, December 20, 2025
Primary Agenda:	Amalgamation of 13 subsidiaries
Target Companies:	2 wholly owned subsidiaries
Additional Review:	Merger schemes

Trading Window Closure

In accordance with regulatory requirements and in connection with the proposed merger activities, Power Grid Corporation has implemented a trading window closure for its securities. The trading restrictions will remain in effect for a specified period to ensure compliance with insider trading regulations.

Trading Window Schedule:	Dates
Closure Period:	December 11, 2025 to December 22, 2025
Closure Duration:	Both days inclusive
Reopening Date:	Tuesday, December 23, 2025
Stock Exchanges:	NSE (POWERGRID) and BSE (532898)

Corporate Structure Impact

This amalgamation represents a significant consolidation within Power Grid Corporation's subsidiary framework. The merger of 13 wholly owned subsidiaries into 2 existing wholly owned subsidiaries indicates a strategic move toward streamlining the company's corporate structure and potentially improving operational efficiency.

The company has formally notified both the National Stock Exchange of India Limited and BSE Limited about these developments, ensuring full compliance with listing requirements and transparency obligations to shareholders and market participants.