Indian Oil Corporation (IOC) has won the top National Safety Council (NSC) award -- Sarva Shreshtha Suraksha Puraskar -- for 2016. The companys Digboi refinery is among the winners in the manufacturing sector.

IOC is the largest enterprise in the country and the foremost ranked Fortune Global 500 Company in India and has presence in the complete hydrocarbon value chain from downstream refining & marketing, pipeline transportation, Petrochemicals, E&P and Gas Marketing.