3001.75—Service by the Postal Service.
Immediately after the issuance of an order or orders by the Commission designating an officer of the Commission to represent the interests of the general public in a proceeding before the Commission under this subpart, the Postal Service shall serve copies of its formal request for an advisory opinion and its prepared direct evidence upon such officer and the intervenors as provided by § 3001.12. Service shall also be made on persons who are limited participators.