Clean Air Act ( 42 U.S.C. 7545(o)(4) ) is amended to read as follows: (4) Cellulosic biomass ethanol or waste derived ethanol For the purpose of paragraph (2), 1 gallon of cellulosic biomass ethanol or waste derived ethanol shall be considered to be the equivalent of 2.5 gallons of renewable fuel. . (e) Credit program Paragraph (5) of section 211(o) of the Clean Air Act ( 42 U.S.C. 7545(o)(5) ) is amended by striking subparagraph (E). (f) Waivers (1) In general Paragraph (7) of section 211(o) of the Clean Air Act ( 42 U.S.C. 7545(o)(7) ) is amended— (A) in subparagraph (A), by striking , by any person subject to the requirements of this subsection, or by the Administrator on his own motion