PSU MantraCoal India Faces ₹2,100-Crore Annual Diesel Cost Shock; Higher Fuel Bill May Push Up Coal Production CostsNewsmantraNovember 11, 2026November 12, 2026 by NewsmantraNovember 11, 2026November 12, 20260 KOLKATA. Coal India Ltd (CIL), the world’s largest coal producer, is facing a significant increase...