[Code of Federal Regulations] [Title 9, Volume 2] [Revised as of January 1, 2008] From the U.S. Government Printing Office via GPO Access [CITE: 9CFR355.21] [Page 414] TITLE 9--ANIMALS AND ANIMAL PRODUCTS CHAPTER III--FOOD SAFETY AND INSPECTION SERVICE, DEPARTMENT OF AGRICULTURE PART 355_CERTIFIED PRODUCTS FOR DOGS, CATS, AND OTHER CARNIVORA; INSPECTION, CERTIFICATION, AND IDENTIFICATION AS TO CLASS, QUALITY, Sec. 355.21 Products entering inspected plants. All products of a kind certified under this part or materials to be used in the preparation of such products when brought into an inspected plant shall be identified and inspected at the time of receipt and be subject to further inspection in such manner and at such time as may be deemed necessary. If, upon inspection, any such article is found to be unsound or otherwise unfit, it shall be handled as provided in Sec. 355.28.