CFR›Title 45›Subtitle B›Chapter XXIV›Part 2400›Subpart A ContainsSections 2400.1–2400.4CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 Subpart A—General Sections 2400.1 § 2400.1 Purposes. 2400.2 § 2400.2 Annual competition. 2400.3 § 2400.3 Eligibility. 2400.4 § 2400.4 Definitions. Next B Subpart B—Application