47 CFR 1.701 - Show cause orders.
(a) The Commission may commence any proceeding within its jurisdiction against any common carrier by serving upon the carrier an order to show cause. The order shall contain a statement of the particulars and matters concerning which the Commission is inquiring and the reasons for such action, and will call upon the carrier to appear before the Commission at a place and time therein stated and give evidence upon the matters specified in the order.
(b) Any carrier upon whom an order has been served under this section shall file its answer within the time specified in the order. Such answer shall specifically and completely respond to all allegations and matters contained in the show cause order.