The Code of Federal Regulations is a codification of the general and permanent rules published in the Federal Register by the Executive departments and agencies of the United States Federal Government. CFR Title 21, Parts 500-599 includes animal food labeling, common or usual names for non-standardized animal foods, new animal drugs, medicated feed mill license, food additives, substances generally recognized as safe, substances prohibited for use in animal food or feed, and more."

Title 21-FOOD AND DRUGS is composed of nine volumes. The parts in these volumes are arranged in the following order: Parts 1-99, 100-169, 170-199, 200-299, 300-499, 500-599, 600-799, 800-1299 and 1300 to end. The first eight volumes, containing parts 1-1299, comprise Chapter I-Food and Drug Administration, Department of Health and Human Services. The ninth volume, containing part 1300 to end, includes Chapter II-Drug Enforcement Administration, Department of Justice, and Chapter III-Office of National Drug Control Policy. The contents of these volumes represent all current regulations codified under this title of the CFR as of April 1, 2017.

The Code of Federal Regulations is a codification of the general and permanent rules published in the Federal Register by the Executive departments and agencies of the United States Federal Government. This printed version of the Code of Federal Regulations is the Official United States Government version. 21 CFR Parts 500-599 covers animal drug products, dosages, animal food labeling, animal drug applications, and more. Keywords: 21 CFR Parts 500 to 599; 21 CFR Parts 500-599; cfr 21 parts 500-599; cfr 21 Parts 500 to 599; animal drug products; animal drug dosages; U.S. Food and Drug Administration; FDA; fda; food and drug administration; animal food and feed; genetically-engineered animals; animal drug labeling and processes

Title 21 presents regulations promulgated by the Food and Drug Administration, the Drug Enforcement Administration, and the Office of the National Drug Control Agency in the area of food and drugs. These regulations encompass food and drugs for human and animal use, biologics, cosmetics, medical devices, radiological health, and controlled substances. Additions and revisions to this section of the code are posted annually by April. Publication follows within six months.

Title 21 presents regulations promulgated by the Food and Drug Administration, the Drug Enforcement Administration, and the Office of the National Drug Control Agency in the area of food and drugs. These regulations encompass food and drugs for human and animal use, biologics, cosmetics, medical devices, radiological health, and controlled substances. Additions and revisions to this section of the code are posted annually by April. Publication follows within six months.