CFR›Title 20›Chapter III›Part 408›Subpart K ContainsSection 408.1101CorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 Subpart K—Representation of Parties Sections 408.1101 § 408.1101 Can you appoint someone to represent you? AuthoritySecs. 702(a)(5) and 810(a) of the Social Security Act (42 U.S.C. 902(a)(5) and 1010(a)).Source69 FR 25955, May 10, 2004, unless otherwise noted. Previous J Subpart J—Determinations and the Administrative Review Process Next L Subpart L—Federal Administration of State Recognition Payments