§413.60. Applicability: Description of the chemical etching and milling subcategory.
40 C.F.R. § 413.60
The provisions of this subpart apply to discharges of process wastewaters resulting from the chemical milling or etching of ferrous or nonferrous materials.
Notes, amendments, and revision history
Authority
Authority: Secs. 301, 304(g), 307, 308, 309, 402, 405, 501(a), Clean Water Act, as amended, (33 U.S.C. 1311, 1314(g), 1317, 1318, 1319, 1322, 1325 and 1341(a)).
Source
Source: 46 FR 9467, Jan. 28, 1981, unless otherwise noted.