463.15—Pretreatment standards for existing sources.
(b)
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.
(b)
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.