Ethanol page has information about basic properties of ethanol, its benefits, station locations, vehicles, and laws and incentives. The laws and incentives page allows you to see federal laws and laws for a particular state.
Congress created the renewable fuel standard (RFS) program to reduce greenhouse gas emissions and expand the nation’s renewable fuels sector while reducing reliance on imported oil. This program was authorized under the Energy Policy Act of 2005 and expanded under the Energy Independence and Security Act of 2007.