; and (ii) fully participate in those processes. (C) Use of Environmental Review Improvement Fund (i) Definitions In this subparagraph: (I) Agency participating in the prefiling process The term agency participating in the prefiling process means a participating agency or cooperating agency that participates in the prefiling process with respect to a qualifying project. (II) Fund The term Fund means the Environmental Review Improvement Fund established under section 41009(d) of the FAST Act ( 42 U.S.C. 4370m–8(d) ). (ii) General authority Notwithstanding any other provision of law, with respect to a qualifying project, amounts in the Fund may, in addition to any other use permitted under title XLI of the FAST Act ( 42 U.S.C. 4370m et seq. ) (or a regulation promulgated under that title), be used— (I) by the Council, to cover the expenses of the Council relating to the qualifying project; (II) by the Commission, as the lead agency, to cover the costs of any environmental review relating to the qualifying project