StacksVerified U.S. regulatory reference

40 CFR §420.73

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov
The Agency has determined that there are not significant quantities of toxic pollutants in hot forming wastewaters after compliance with applicable BPT limitations. Accordingly, since the BPT level of treatment provides adequate control, the Agency is not promulgating more stringent BAT limitations.