20 CFR § 416.1510 - Authority of a representative.
(2) Submit evidence;
(3) Make statements about facts and law; and
(4) Make any request or give any notice about the proceedings before us.
(b) What a representative may not do. A representative may not sign an application on behalf of a claimant for rights or benefits under title XVI of the Act unless authorized to do so under § 416.315.