U.S. Code / Title 42 — The Public Health… / Chapter 77—Energy Conservation / Subchapter Iii—Improving Energy EfficiencyTitle 42PartPart H—Encouraging Use of Alternative FuelsContents§ 6374. Alternative fuel use by light duty Federal vehicles§ 6374a. Alternative fuels truck commercial application program§ 6374b. Alternative fuels bus program§ 6374c. Omitted§ 6374d. Studies and reports§ 6374e. Federal fleet conservation requirements