40 CFR § 408.10
Applicability; description of the farm-raised catfish processing subcategory
June 9, 2020
The provisions of this subpart are applicable to discharges resulting from the processing of farm-raised catfish by existing facilities which process more than 1362 kg (3000 lbs) of raw material per day on any day during a calendar year and all new sources.
[40 FR 55780, Dec. 1, 1975]