U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
Any existing source subject to this subpart which introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403.
Regulations most recently checked for updates: Aug 27, 2025
Any existing source subject to this subpart which introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403.