CFR›Title 7›Subtitle B›Chapter XXXIV›Part 3403›Subpart B ContainsSection 3403.4CorpusDaily eCFRDisplayed edition2026-05-20Last updated2026-05-20 Subpart B—Program Description Sections 3403.4 § 3403.4 Three-phase program. Previous A Subpart A—General Information Next C Subpart C—Preparation of Proposals