; or (B) a university transportation center receiving grants under section 5505 in the region of the airport. (f) Materials identifying best practices The Secretary may create and make available materials identifying best practices for carrying out activities funded under the program based on previous related projects and other sources. (g) Allowable project cost The allowable project cost for the acquisition of a zero-emission vehicle shall be the total cost of purchasing or leasing the vehicle, including the cost of technical assistance or project management support described in subsection (e). (h) Flexible procurement A sponsor of a public-use airport may use funds made available under the program to acquire, by purchase or lease, a zero-emission vehicle and a removable power source in separate transactions, including transactions by which the airport purchases the vehicle and leases the removable power source. (i) Testing required (1) In general A sponsor of a public-use airport may not use funds made available under the program to acquire a zero-emission vehicle unless that make, model, or type of vehicle has been tested by a Federal vehicle testing facility acceptable to the Secretary. (2) Penalties for false statements A certification of compliance under paragraph (1) shall be considered a certification required under this subchapter for purposes of section 47126. (j) Definitions In this section, the term— (1) eligible zero-emission vehicle and equipment means a zero-emission vehicle, equipment related to such a vehicle, or ground support equipment that includes zero-emission technology that is— (A) used exclusively on airport property; or (B) used exclusively to transport passengers and employees between the airport and— (i) nearby facilities which are owned or controlled by the airport or which otherwise directly support the functions or services provided by the airport; or (ii) an intermodal surface transportation facility adjacent to the airport