49 U.S.C. § 22901 — Definitions

acquiring, constructing, improving, or inspecting equipment, track and track structures, or a facility for use in or for the primary benefit of intercity passenger rail service, expenses incidental to the acquisition or construction (including designing, engineering, location surveying, mapping, environmental studies, and acquiring rights-of-way), payments for the capital portions of rail trackage rights agreements, highway-rail grade crossing improvements related to intercity passenger rail service, mitigating environmental impacts, communication and signalization improvements, relocation assistance, acquiring replacement housing sites, and acquiring, constructing, relocating, and rehabilitating replacement housing;

rehabilitating, remanufacturing or overhauling rail rolling stock and facilities used primarily in intercity passenger rail service;

costs associated with developing State rail plans; and

the first-dollar liability costs for insurance related to the provision of intercity passenger rail service under section 22904.