§57.401. General requirements.
40 C.F.R. § 57.401
Except as provided in subpart E, each NSO shall require the smelter owner to prevent all violations of the NAAQS in the smelter's designated liability area (DLA) through the operation of an approved supplementary control system (SCS).
Notes, amendments, and revision history
Authority
Authority: Secs. 110, 114, 119, 301, Clean Air Act, as amended (42 U.S.C. 7410, 7414, 7419, and 7601); sec. 406 of Pub. L. 95-95.
Source
Source: 50 FR 6448, Feb. 15, 1985, unless otherwise noted.