CFR > Title 9 - Animals and Animal Products > CHAPTER I—ANIMAL AND PLANT HEALTH INSPECTION SERVICE, DEPARTMENT OF AGRICULTURE > SUBCHAPTER G—LIVESTOCK IMPROVEMENT (parts 145 to 149) > PART 146—NATIONAL POULTRY IMPROVEMENT PLAN FOR COMMERCIAL POULTRY > SUBPART C—Special Provisions for Meat-Type Chicken Slaughter Plants (§146.31 to §146.33)