US Oil Refiners Profit from Biofuels Mandates The 2007 Energy Independence and Security Act set a precedent for biofuels mandates in the US energy market.
By 2022, four billion gallons of renewable fuel were to be blended into the nation's gasoline supply.
Initially intended to reduce dependence on fossil fuels and mitigate climate change, the focus shifted over time from promoting renewable energy to creating profitable investments for oil refiners.