Wisconsin Administrative Code
Department of Natural Resources
NR 200-299 - Environmental Protection - Wisconsin Pollutant Discharge Elimination System
Chapter NR 211 - General Pretreatment Requirements
Subchapter III - Department Activities
- Section NR 211.30 - Pretreatment program approval and removal credit authorization
- Section NR 211.31 - Department activities in the absence of a pretreatment program
- Section NR 211.32 - Supplemental compliance monitoring and enforcement activities
- Section NR 211.33 - Certification of industrial user category
- Section NR 211.34 - Pretreatment standards and requirements based upon federally promulgated regulations
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