CFR›Title 43›Subtitle A›Part 4›Subpart A ContainsSections 4.1–4.6CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 Subpart A—General Information and Authorities—Office of Hearings and Appeals Sections 4.1 § 4.1 Scope of authority; applicable regulations. 4.2 § 4.2 Membership and duties. 4.3 § 4.3 Representation before OHA. 4.4 § 4.4 Public records; contact information for offices. 4.5 § 4.5 Power of the Secretary and Director. 4.6 § 4.6 Definitions and acronyms. Source90 FR 2390, Jan. 10, 2025, unless otherwise noted. Next B Subpart B—General Rules Relating to Procedures and Practice