49 CFR 386.4 - Appearances and rights of parties.
(a) A party may appear in person, by counsel, or by other representative, as the party elects, in a proceeding under this subpart.
(b) A person representing a party must file a notice of appearance in the proceeding, in the manner provided in § 386.7 of this subpart. The notice of appearance must list the name, address, telephone number, and facsimile number of the person designated to represent the party. A copy of the notice of appearance must be served on each party, in the manner provided in § 386.6 of this subpart. The notice of appearance must be filed and served before the representative can participate in the proceeding. Any changes in an attorney or representative's contact information must be served and filed according to §§ 386.6 and 386.7 in a timely manner.
(c) A separate notice of appearance must be filed by a representative in each case. Blanket appearances on behalf of a party will not be accepted.