National Low-Carbon Fuel Standard Act of 2007

[AI summary unavailable — showing source text] National Low-Carbon Fuel Standard Act of 2007 - Amends the Clean Air Act to revise the renewable fuel standard for FY2009-FY2012. Directs the Administrator of the Environmental Protection Agency (EPA) to: (1) establish a fuel emission baseline; (2) identify qualifying low-carbon transportation fuels; (3) establish a low-carbon fuel certification and marketing process; and (4) require each obligated party to reduce the average lifecycle greenhouse gas (GHG) emissions per unit of energy of the aggregate quantity of fuels introduced into commerce to specified levels by not later than January 1, 2010, through the use of low-carbon fuels and improvements in the production of conventional fuels. Requires the average lifecycle GHG emissions of the aggregate quantity for 2012 to be at least 3% below the 2007 average should emission limitation regulations not be promulgated. Authorizes an obligated party to apply to the Administrator to receive a temporary suspension of the requirement to comply with such regulations if events outside of the control of the party could lead or have led to disruptions in the transportation fuel supply. Permits obligated parties to receive credits for achievin…