CFR›Title 40›Chapter I›Part 272›Subpart XX ContainsSection 272.2450CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 Subpart XX—West Virginia Sections 272.2450-272.2499 §§ 272.2450-272.2499 [Reserved] Previous X Subpart X—Michigan Next Y Subpart Y—Minnesota