[Code of Federal Regulations] [Title 40, Volume 29] [Revised as of July 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR432.21] [Page 253] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 432_MEAT AND POULTRY PRODUCTS POINT SOURCE CATEGORY --Table of Contents Subpart B_Complex Slaughterhouses Sec. 432.21 Special definitions. For the purpose of this subpart: Complex slaughterhouse means a slaughterhouse that provides extensive processing of the by-products of meat slaughtering. A complex slaughterhouse would usually include at least three processing operations such as rendering, paunch and viscera handling, or processing of blood, hide or hair.