Bihar Grid Company Limited announces a deadline extension for open tenders regarding two distinct equipment packages. Package A covers the supply, installation, and commissioning of oil filtration machines at Naubatpur, Jakkanpur, and Dumraon substations (Bid submission: July 31, 2026, by 15:00 Hrs). Package C covers 3-Phase automatic relay test kits for Naubatpur and Jakkanpur substations (Bid submission: July 31, 2026, by 16:00 Hrs). For full extension details and official updates, bidders can visit the company website at bihargrid.co.in or contact the Patna office at 0612-2530477.