Mumbai The July-September financial reportcards of India's major power producers, such as Tata Power and Adani Power, reflect that issues such as fuel availability, tariff renegotiations and pass through of rising costs still loom over industry.

Stagnating production at Coal India and lower gas output at the country's flagship KG-D6 block have led to shortages of fuel used in conventional power plants, forcing power producers to increase imports and driving up costs.