Notwithstanding any other provision of subtitle
IV of title
49, in any proceeding before the Commission under section
11324 or
11325 of title
49 involving a railroad in the Region, as defined in section
702 of this title, which was in a bankruptcy proceeding under section 77 of the Bankruptcy Act on November 4, 1979, the Commission shall, with or without a hearing, issue a final decision within a period not to exceed 180 days after receipt of an application under either such section.