The Federal Maritime Commission shall provide an opportunity for a hearing before issuing an order relating to a violation of this part or a regulation prescribed under this part.

The Commission may reverse, suspend, or modify any of its orders.

On application of a party to a proceeding, the Commission may grant a rehearing of the same or any matter determined in the proceeding. Except by order of the Commission, a rehearing does not operate as a stay of an order.

An order of the Commission remains in effect for the period specified in the order or until suspended, modified, or set aside by the Commission or a court of competent jurisdiction.