[Code of Federal Regulations] [Title 40, Volume 26] [Revised as of July 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR410.54] [Page 185] TITLE 40-PROTECTION OF ENVIRONMENT CHAPTER I-ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 410-TEXTILE MILLS POINT SOURCE CATEGORY--Table of Contents Subpart E-Knit Fabric Finishing Subcategory Sec. 410.54 Pretreatment standards for existing sources (PSES). Any existing source subject to this subpart that introduces process waste[chyph]water pollutants into a publicly owned treatment works must comply with 40 CFR part 403.