CFR›Title 2›Subtitle B›Chapter XVIII›Part 1880›Subpart D ContainsSection 1880.437CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 Subpart D—Responsibilities of Federal Agency Officials Regarding Transactions Sections 1880.437 § 1880.437 What method do I use to communicate to a participant the requirements described in the OMB guidance at 2 CFR 180.435? Previous C Subpart C—Responsibilities of Participants Regarding Transactions