Over half of all Indians without electricity
18 August 2013 Last updated at 13:02 BST
It is estimated that more than half of India's 1.2 billion population do not have access to electricity, despite its recent economic boom.
This affects the rural economy, health and even safety - especially for women.
But now, private companies and NGOs say that they are trying to fill the gap.
Sanjoy Majumder reports.