U.S. Code / Title 42 — The Public Health… / Chapter 149—National Energy Policy and Programs / Subchapter Ii—Renewable EnergyTitle 42PartPart A—General ProvisionsContents§ 15851. Assessment of renewable energy resources§ 15852. Federal purchase requirement§ 15853. Rebate program§ 15854. Sugar Cane Ethanol Program§ 15855. Grants to improve the commercial value of forest biomass for electric energy, useful heat, transportation fuels, and other commercial purposes