New Delhi, Nov. 4 -- The Union power ministry has flagged off a major clean-up of India's massive green energy pipeline, ordering state-owned power procurers to scrap awarded renewable energy contracts where critical agreements have stalled.

The ministry has asked Solar Energy Corp. of India (SECI), NTPC Ltd, NHPC Ltd and SJVN Ltd to cancel awarded contracts by November end in cases where it's not feasible to sign power purchase agreements (PPAs) and power supply agreements (PSAs), according to two people aware of the development and a document reviewed by Mint.

These state-run firms, referred to as the Renewable Energy Implementing Agencies (REIA), are intermediaries in the renewable energy chain, signing PPAs with project developers o...