[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: 40CFR428.20] [Page 63] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 428_RUBBER MANUFACTURING POINT SOURCE CATEGORY --Table of Contents Subpart B_Emulsion Crumb Rubber Subcategory Sec. 428.20 Applicability; description of the emulsion crumb rubber subcategory. The provisions of this subpart are applicable to discharges of pollutants resulting from the manufacture of emulsion crumb rubber, other than acrylonitrilebutadiene rubber. [40 FR 18173, Apr. 25, 1975]