9 C.F.R. § 416.14 Maintenance of Sanitation SOP's.
Title 9 - Animals and Animal Products
Each official establishment shall routinely evaluate the effectiveness of the Sanitation SOP's and the procedures therein in preventing direct contamination or adulteration of product(s) and shall revise both as necessary to keep them effective and current with respect to changes in facilities, equipment, utensils, operations, or personnel.
Title 9: Animals and Animal Products
PART 416—SANITATION
§ 416.14 Maintenance of Sanitation SOP's.