CFR›Title 21›Chapter I›Part 25›Subpart C ContainsSections 25.30–25.35CorpusDaily eCFRDisplayed edition2026-06-15Last updated2026-06-15 Subpart C—Categorical Exclusions Sections 25.30 § 25.30 General. 25.31 § 25.31 Human drugs and biologics. 25.32 § 25.32 Foods, food additives, and color additives. 25.33 § 25.33 Animal drugs. 25.34 § 25.34 Devices and electronic products. 25.35 § 25.35 Tobacco product applications. Previous B Subpart B—Agency Actions Requiring Environmental Consideration Next D Subpart D—Preparation of Environmental Documents