CFR > Title 40 - Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS (Parts 400–471) > PART 463—PLASTICS MOLDING AND FORMING POINT SOURCE CATEGORY > SUBPART B—Cleaning Water Subcategory (§463.20 to §463.27) > 463.25—Pretreatment standards for existing sources.

463.25—Pretreatment standards for existing sources.

Any existing source subject to this subpart that introduces pollutants into a publicly owned treatment works must comply with 40 CFR Part 403 —General Pretreatment Regulations.
Any existing source subject to this subpart that introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 —General Pretreatment Regulations.