[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: 40CFR466.30] [Page 610] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 466_PORCELAIN ENAMELING POINT SOURCE CATEGORY--Table of Contents Subpart C_Aluminum Basis Material Subcategory Sec. 466.30 Applicability; description of the aluminum basis material subcategory. This subpart applies to discharges to waters of the United States and introductions of pollutants into publicly owned treatment works from porcelain enameling of aluminum basis materials.