"As on 1st July 2020 work on 859 projects worth about Rs 3.57 trillion involving in refinery, exploration and production, marketing infrastructure, pipelines, city gas distribution network and in the entire value chain of oil and gas is going on in full swing," it said.
The ministry, however, did not give a time frame for the investment of Rs 3.57 trillion.
While state-owned Indian Oil Corp (IOC) is implementing projects to upgrade oil refineries as well as expand pipeline network to take fuel to every nook and corner, Oil and Natural Gas Corp (ONGC) is exploring for oil and gas in desserts to deepsea.