CFR›Title 40›Chapter I›Part 239›Subpart A ContainsSections 239.1–239.2CorpusDaily eCFRDisplayed edition2026-04-27Last updated2026-04-27 Subpart A—General Sections 239.1 § 239.1 Purpose. 239.2 § 239.2 Scope and definitions. Next B Subpart B—State Program Application