CFR›Title 29›Subtitle B›Chapter V›Part 531›Subpart A ContainsSections 531.1–531.2CorpusDaily eCFRDisplayed edition2026-04-23Last updated2026-04-23 Subpart A—Preliminary Matters Sections 531.1 § 531.1 Definitions. 531.2 § 531.2 Purpose and scope. Next B Subpart B—Determinations of “Reasonable Cost” and “Fair Value”; Effects of Collective Bargaining Agreements