40 CFR 80.850 - How is the compliance baseline determined?
(a) The compliance baseline to which annual average toxics values are compared according to § 80.815(a) is calculated according to the following equation:
(b) The value of existing toxics standard, TExist, is equal to:
(1) 21.5 percent, for reformulated gasoline and RBOB, combined;
(c) Any refiner for any refinery or importer with an approved anti-dumping baseline under § 80.93(d) for gasoline produced or imported for use in Alaska, and/or Hawaii, the Commonwealth of Puerto Rico, and the Virgin Islands, and for which a conventional gasoline baseline toxics value for such gasoline can be determined according to § 80.915(b)(1), shall determine its compliance baseline applicable to such gasoline according to the following equation: