CFR›Title 21›Chapter II›Part 1308›Subject Group Exempt Chemical Preparations ContainsSections 1308.23–1308.24CorpusDaily eCFRDisplayed edition2026-06-15Last updated2026-06-15 Sections 1308.23 § 1308.23 Exemption of certain chemical preparations; application. 1308.24 § 1308.24 Exempt chemical preparations. Previous Exempt Cannabis Plant Material, and Products Made Therefrom, that Contain Tetrahydrocannabinols Exempt Cannabis Plant Material, and Products Made Therefrom, that Contain Tetrahydrocannabinols Next Exempted Prescription Products Exempted Prescription Products