CFR›Title 20›Chapter V›Part 603›Subpart A ContainsSections 603.1–603.2CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 Subpart A—In General Sections 603.1 § 603.1 What are the purpose and scope of this part? 603.2 § 603.2 What definitions apply to this part? Next B Subpart B—Confidentiality and Disclosure Requirements