; or (B) the total cost of the capital improvements that are located on airport property. (4) Determinations The Secretary shall determine the projected use and cost of a project for purposes of paragraph (3) at the time the project is approved under this subsection, except that, in the case of a project to be financed in part using funds administered by the Federal Transit Administration, the Secretary shall use the travel forecasting model for the project at the time the project is approved by the Federal Transit Administration to enter preliminary engineering to determine the projected use and cost of the project for purposes of paragraph (3). (5) Nonattainment areas For airport property, any area of which is located in a nonattainment area (as defined under section 171 of the Clean Air Act ( 42 U.S.C. 7501 )) for 1 or more criteria pollutant, the airport emissions reductions from less airport surface transportation and parking as a direct result of the development of an intermodal project on the airport property would be eligible for air quality emissions credits. . 1403. Future aviation infrastructure and financing study (a) Future aviation infrastructure and financing study Not later than 60 days after the date of enactment of this Act, the Secretary of Transportation shall enter into an agreement with qualified organization to conduct a study and make recommendations on the actions needed to upgrade and restore the national aviation infrastructure system to its role as a premier system that meets the growing and shifting demands of the 21st century, including airport infrastructure needs and existing financial resources for commercial service airports. (b) Consultation In carrying out the study, the qualified organization shall convene and consult with a panel of national experts, including representatives of— (1) nonhub airports; (2) small hub airports; (3) medium hub airports; (4) large hub airports; (5) airports with international service; (6) non-primary airports; (7) local elected officials