Pub. L. 91–518, title VII, § 70184 Stat. 1339Pub. L. 94–25, § 1289 Stat. 93Section 621, , , ; , , , provided for interim authority to provide emergency financial assistance for railroads operating passenger service.
Pub. L. 91–518, title VII, § 70284 Stat. 1339Section 622, , , , authorized appropriations for this subchapter.