40 CFR § 415.46 - Pretreatment standards for new sources (PSNS).
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§ 415.46 Pretreatment standards for new sources (PSNS).
Except as provided in § 403.7, any new source subject to this subpart which introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and achieve the following pretreatment standards for new sources (PSNS): There shall be no discharge of process wastewater pollutants to navigable waters.