[Code of Federal Regulations] [Title 40, Volume 28] [Revised as of July 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR406.30] [Page 84] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 406_GRAIN MILLS POINT SOURCE CATEGORY--Table of Contents Subpart C_Normal Wheat Flour Milling Subcategory Sec. 406.30 Applicability; description of the normal wheat flour milling subcategory. The provisions of this subpart are applicable to discharges resulting from the processes in which wheat and other grains are milled by dry processes into flour and millfeed.