CFR > Title 9 - Animals and Animal Products > CHAPTER I—ANIMAL AND PLANT HEALTH INSPECTION SERVICE, DEPARTMENT OF AGRICULTURE > SUBCHAPTER B—COOPERATIVE CONTROL AND ERADICATION OF LIVESTOCK OR POULTRY DISEASES (parts 49 to 56) > PART 55—CONTROL OF CHRONIC WASTING DISEASE > SUBPART B—Chronic Wasting Disease Herd Certification Program (§55.21 to §55.25)