; (4) there is currently no Federal infrastructure investment program funding or encouraging State and local government investment in spaceport infrastructure, unlike Federal grant programs to encourage continued investment in all other modes of transportation, including aviation, highways, ports, and rail, which limits opportunities for the Federal government to leverage and coordinate infrastructure investments with State and local governments; (5) Federal investments in space infrastructure should enable partnerships between Federal agencies with state spaceports to modernize and enable expanded 21st century space transportation infrastructure, especially multi-modal networks needed for robust space transportation that support national security, civil, and commercial launch customers; and (6) States that have made investments to build, maintain, operate, and improve capabilities for national security, civil, and commercial customers should be commended for their infrastructure contributions to both Federal and non-Federal launch sites, and encouraged through a variety of programs and policies to continue these investments in the national interest. (b) Establishment of Office of Spaceports (1) Establishment of Office of Spaceports Title 51, United States Code, is amended by adding at the end of subtitle V the following: 515 Office of Spaceports Sec. 51501. Establishment of Office of Spaceports. 51501. Establishment of Office of Spaceports (a) Establishment of office Not later than 90 days after the date of enactment of this section, the Administrator of the Federal Aviation Administration shall identify, within the Office of Commercial Space Transportation, a centralized policy office to be known as the Office of Spaceports. (b) Functions The Office of Spaceports shall— (1) support licensing activities for launch sites; (2) develop policies that promote infrastructure improvements at licensed public launch sites; (3) provide technical assistance and guidance to licensed public spaceports