CFR›Title 40›Chapter I›Part 158›Subpart S ContainsSection 158.1800CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 Subparts S—T Sections 158.1800-158.1900 §§ 158.1800-158.1900 [Reserved] Previous R Subpart R—Product Performance for Products Claiming Effectiveness Against Invertebrate Pests Next U Subpart U—Biochemical Pesticides