[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: 40CFR439.36] [Page 405] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 439_PHARMACEUTICAL MANUFACTURING POINT SOURCE CATEGORY --Table of Contents Subpart C_Chemical Synthesis Products Sec. 439.36 Pretreatment standards for existing sources (PSES). Except as provided in 40 CFR 403.7 and 403.13, any existing source subject to this subpart must continue achieving the standards for cyanide specified in paragraph (b) of this section and must achieve the standards specified in Sec. 439.16(a) by September 21, 2001. (a) Sources that discharge to a POTW with nitrification capability (defined at Sec. 439.1(i)) are not required to achieve the standards for ammonia (as N). (b) The standards for cyanide are the same as specified in Sec. 439.12(e), (f) and (g). [68 FR 12274, Mar. 13, 2003]