JUDICIAL REVIEW.

SEC. 143. JUDICIAL REVIEW. (a) Petitions for Review.— Any State which receives a notice of reduction in entitlement under section 107(b), and any State or unit of local government which receives a notice of withholding of payments under section 104(b) or 123(b), may, within 60 days after receiving such notice, file with the United States court of appeals for the circuit in which such State or unit of local government is located a petition for review of the action of the Secretary. A copy of the petition shall forthwith be transmitted to the Secretary; a copy shall also forthwith be transmitted to the Attorney General. (b) Record.— The Secretary shall file in the court the record of the proceeding on which he based his action, as provided in section 2112 of title 28, United States Code. No objection to the action of the Secretary shall be considered by the court unless such objection has been urged before the Secretary. (c) Jurisdiction of Court.— The court shall have jurisdiction to affirm or modify the action of the Secretary or to set it aside in whole or hi part. The findings of fact by the Secretary, if supported by substantial evidence contained in the record, shall be conclusive. However, if any finding is not supported by substantial evidence contained in the record, the court may remand the case to the Secretary to take further evidence, and the Secretary may thereupon make new or modified findings of fact and may modify his previous actions. He shall certify to the court the record of any further proceedings. Such new or modified findings of fact shall likewise be conclusive if sup-ported by substantial evidence contained in the record. (d) Review by Supreme Court.— The judgment of the court shall be subject to review by the Supreme Court of the United States upon certiorari or certification, as provided in section 1254 of title 28, United States Code.