9 CFR § 108.11
Water quality requirements
November 6, 2020
A certification from the appropriate water pollution control agency, that the establishment is in compliance with applicable water quality control standards, pursuant to section 401 of the Federal Water Pollution Control Act, as amended (86 Stat. 877; 33 U.S.C. 1341), shall be filed with Animal and Plant Health Inspection Service for each licensed establishment.
[39 FR 16854, May 10, 1974, as amended at 56 FR 66783, Dec. 26, 1991]