CFR›Title 49›Subtitle B›Chapter III›Part 381›Subpart F ContainsSection 381.600CorpusDaily eCFRDisplayed edition2026-06-08Last updated2026-06-08 Subpart F—Preemption of State Rules Sections 381.600 § 381.600 Do waivers, exemptions, and pilot programs preempt State laws and regulations? Previous E Subpart E—Administrative Procedures for Pilot Programs