(1) Except as provided in subsection (b) of this section, at least 180 days before a discontinuance under section
247041 or or
discontinuing service over a route, Amtrak shall give notice of the discontinuance in the way Amtrak decides will give a State, a regional or local authority, or another person the opportunity to agree to share or assume the cost of any part of the train, route, or service to be discontinued.
(2) Notice of the discontinuance under section
247041 or paragraph (1) shall be posted in all stations served by the train to be discontinued at least 14 days before the discontinuance.