45 U.S.C. § 521, 522
Section 521, Pub. L. 91–518, title II, § 201, , 84 Stat. 1329, authorized report designating routes and basic service on intercity passenger system.
Section 522, Pub. L. 91–518, title II, § 202, , 84 Stat. 1329, directed review of preliminary report of Secretary designating the basic system.