PUBLIC LAW 110–140—DEC. 19, 2007
121 STAT. 1505
SEC. 108. NATIONAL ACADEMY OF SCIENCES STUDY OF MEDIUM-DUTY AND HEAVY-DUTY TRUCK FUEL ECONOMY.
(a) IN GENERAL.—As soon as practicable after the date of enactment of this Act, the Secretary of Transportation shall execute an agreement with the National Academy of Sciences to develop a report evaluating medium-duty and heavy-duty truck fuel economy standards, including— (1) an assessment of technologies and costs to evaluate fuel economy for medium-duty and heavy-duty trucks; (2) an analysis of existing and potential technologies that may be used practically to improve medium-duty and heavyduty truck fuel economy; (3) an analysis of how such technologies may be practically integrated into the medium-duty and heavy-duty truck manufacturing process; (4) an assessment of how such technologies may be used to meet fuel economy standards to be prescribed under section 32902(k) of title 49, United States Code, as amended by this subtitle; and (5) associated costs and other impacts on the operation of medium-duty and heavy-duty trucks, including congestion. (b) REPORT.—The Academy shall submit the report to the Secretary, the Committee on Commerce, Science, and Transportation of the Senate, and the Committee on Energy and Commerce of the House of Representatives, with its findings and recommendations not later than 1 year after the date on which the Secretary executes the agreement with the Academy.
Contracts.
SEC. 109. EXTENSION OF FLEXIBLE FUEL VEHICLE CREDIT PROGRAM.
(a) IN GENERAL.—Section 32906 of title 49, United States Code, is amended to read as follows:
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‘‘§ 32906. Maximum fuel economy increase for alternative fuel automobiles ‘‘(a) IN GENERAL.—For each of model years 1993 through 2019 for each category of automobile (except an electric automobile), the maximum increase in average fuel economy for a manufacturer attributable to dual fueled automobiles is— ‘‘(1) 1.2 miles a gallon for each of model years 1993 through 2014; ‘‘(2) 1.0 miles per gallon for model year 2015; ‘‘(3) 0.8 miles per gallon for model year 2016; ‘‘(4) 0.6 miles per gallon for model year 2017; ‘‘(5) 0.4 miles per gallon for model year 2018; ‘‘(6) 0.2 miles per gallon for model year 2019; and ‘‘(7) 0 miles per gallon for model years after 2019. ‘‘(b) CALCULATION.—In applying subsection (a), the Administrator of the Environmental Protection Agency shall determine the increase in a manufacturer’s average fuel economy attributable to dual fueled automobiles by subtracting from the manufacturer’s average fuel economy calculated under section 32905(e) the number equal to what the manufacturer’s average fuel economy would be if it were calculated by the formula under section 32904(a)(1) by including as the denominator for each model of dual fueled automobiles the fuel economy when the automobiles are operated on gasoline or diesel fuel.’’.
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