9 C.F.R. § 311.33 Listeriosis.
Title 9 - Animals and Animal Products
Carcasses of livestock identified as U.S. Suspects because of a history of listeriosis shall be passed for human food after condemnation of the head if the carcass is otherwise normal.
Title 9: Animals and Animal Products
PART 311—DISPOSAL OF DISEASED OR OTHERWISE ADULTERATED CARCASSES AND PARTS
§ 311.33 Listeriosis.