The document discusses Renewable Energy Certificates (RECs) in India. It provides background on India's national climate change missions and explains that RECs are a tool to implement the Renewable Purchase Obligation. RECs represent the environmental benefits of renewable electricity generation and allow renewable generators to earn additional revenue by selling RECs along with the electricity. Eligible renewable sources include wind, solar, small hydro and biomass. The market for RECs is driven by mandates for states to increase their renewable energy consumption annually. The document outlines the registration process for renewable generators to earn and sell RECs and explains the roles of various entities involved in the REC market in India.