FUEL WAIVERS.

SEC. 214. FUEL WAIVERS. (a) Coverage.— Section 211(f)(1) of the Clean Air Act (42 U.S.C. 7545(f)(1) is amended by inserting “(A)” immediately after “(1)” and by adding the following new subparagraph at the end thereof: “(B) Effective upon the date of the enactment of the Clean Air Act Amendments of 1990, it shall be unlawful for any manufacturer of any fuel or fuel additive to first introduce into commerce, or to increase the concentration in use of, any fuel or fuel additive for use by any person in motor vehicles manufactured after model year 1974 which is not substantially similar to any fuel or fuel additive utilized in the certification of any model year 1975, or subsequent model year, vehicle or engine under section 206.”. (b) Conforming Amendment.— Section 211(f)(3) of the Clean Air Act (42 U.S.C. 7545(f)(3)) is amended by inserting “(A)” immediately after “(1)”.