[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: 40CFR439.20] [Page 402] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 439_PHARMACEUTICAL MANUFACTURING POINT SOURCE CATEGORY --Table of Contents Subpart B_Extraction Products Sec. 439.20 Applicability. This subpart applies to discharges of process wastewater resulting from the manufacture of pharmaceutical products by extraction. [63 FR 50430, Sept. 21, 1998]