CFR›Title 45›Subtitle A›Part 81›Subpart C ContainsSections 81.21–81.23CorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 Subpart C—Parties Sections 81.21 § 81.21 Parties; General Counsel deemed a party. 81.22 § 81.22 Amici curiae. 81.23 § 81.23 Complainants not parties. Previous B Subpart B—Appearance and Practice Next D Subpart D—Form, Execution, Service and Filing of Documents