The Energy Independence and Security Act of 2007, referred to in subsec. (a)(1), is Pub. L. 110–140, Dec. 19, 2007, 121 Stat. 1492. Subtitle C of title IV of the Act enacted part C (§ 17091 et seq.) of subchapter III of chapter 152 of Title 42, The Public Health and Welfare, amended sections 6832, 6834, 8253, and 8254 of Title 42, and enacted provisions set out as a note under section 6834 of Title 42. For complete classification of this Act to the Code, see Short Title note set out under section 17001 of Title 42 and Tables.