CFR›Title 19›Chapter I›Part 181›Subpart K ContainsSections 181.121–181.122CorpusDaily eCFRDisplayed edition2026-05-13Last updated2026-05-13 Subpart K—Confidentiality of Business Information Sections 181.121 § 181.121 Maintenance of confidentiality. 181.122 § 181.122 Disclosure to government authorities. Previous J Subpart J—Review and Appeal of Adverse Marking Decisions Next L Subpart L—Rules of Origin