Code of Federal Regulations · Section

§ 455.11 — Compliance Date For Pretreatment Standards For Existing Sources (pses)

40 C.F.R. § 455.11

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All discharges subject to pretreatment standards for existing sources (PSES) in subparts A and B of this part must comply with the standards no later than September 28, 1993.

40 C.F.R. § 455.20

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