Idaho Code § 70-2213

An intermodal authority may accept, receive, receipt for, and spend federal, state and local money and other public or private money made available by grant, loan or appropriation to accomplish any of the purposes of this chapter and according to conditions of the grant, loan or appropriation. All federal money accepted under this section must be accepted and spent by the authority upon terms and conditions prescribed by the United States and consistent with state law. All state money accepted under this section must be accepted and spent by the intermodal authority upon terms and conditions prescribed by the state. All county or city money accepted under this section must be accepted and spent by the intermodal authority upon terms and conditions prescribed by the governing county or city.