To increase the renewable fuel content of gasoline sold in the United States by the year 2025 to 25 billion gallons, and for other purposes.

[AI summary unavailable — showing source text] Amends the Clean Air Act to prescribe: (1) the volume of renewable fuel that gasoline sold in the United States must contain in calendar years 2013 through 2025; and (2) a formula for determining the applicable volume for calendar years after 2025. Repeals provisions requiring a minimum quantity of renewable fuel to be derived from cellulosic biomass. Provides that 1.0 gallon of a fuel blend containing 85% ethanol and 15% gasoline shall be considered to be the equivalent of 1.5 gallons of renewable fuel.…