45 U.S.C. § 1018: Judicial review

any decision of the bankruptcy court with respect to the constitutionality of any provision of this chapter; and any decision of the court having jurisdiction over the reorganization of the Milwaukee Railroad with respect to the constitutionality of the Milwaukee Railroad Restructuring Act ( 45 U.S.C. 901 et seq.), If appeals are taken from decisions described in subsection (a) of this section involving section 1005 or 1008 1 of this title or section 9 or 15 of the Milwaukee Railroad Restructuring Act [ 1 See References in Text note below. 45 U.S.C. 908 or 915], the court of appeals shall determine such appeals in a consolidated proceeding, sitting en banc. Nothing in this chapter or in the Milwaukee Railroad Restructuring Act ( 45 U.S.C. 901 et seq.) shall limit the right of any person to commence an action in the United States Court of Claims 1 under section 1491 of title 28 (commonly referred to as the Tucker Act).