Owing to the introduction of Electricity Act 2003 in our country, dramatic actions happened in the Power Sector field. The same took a major turn during last few years due to the importance given to the Renewable Energy Sector by the Government of India through the motto of 175 GW by 2022. It is a fact that India is a developing country and still it has got lot of potential for development in the power sector in all areas. However, considering the changed external environment and regulatory framework a great deed of planning in terms of economics is required for taking up investment in the power sector.