CFR›Title 49›Subtitle B›Chapter VIII›Part 821›Subpart J ContainsSections 821.60–821.63CorpusDaily eCFRDisplayed edition2026-04-27Last updated2026-04-27 Subpart J—Ex Parte Communications Sections 821.60 § 821.60 Definitions. 821.61 § 821.61 Prohibited ex parte communications. 821.62 § 821.62 Procedures for handling ex parte communications. 821.63 § 821.63 Requirement to show cause and imposition of sanction. AuthoritySec. 4, Pub. L. 94-409, 5 U.S.C. 556(d) and 557; 49 U.S.C. 1101-1155, 44701-44723, 46301. Previous I Subpart I—Special Rules Applicable to Proceedings Involving Emergency and Other Immediately Effective Orders Next K Subpart K—Judicial Review of Board Orders