Code of Federal Regulations > Title 21 > Chapter I > Part 589 - PART 589—SUBSTANCES PROHIBITED FROM USE IN ANIMAL FOOD OR FEED

U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 28, 2025

Subpart A [§ 589.1 - § 589.1] - Subpart A—General Provisions

Subpart B [§ 589.1000 - § 589.2001] - Subpart B—Listing of Specific Substances Prohibited From Use in Animal Food or Feed